Emmanuel Oladipo Otolorin

Emmanuel Oladipo Otolorin
Johns Hopkins University | JHU · Jhpiego Corporation

B.SC, MB.BS, FMCOG, FWACS, FICS, FRCOG

About

76
Publications
18,600
Reads
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1,260
Citations
Citations since 2016
13 Research Items
489 Citations
2016201720182019202020212022020406080
2016201720182019202020212022020406080
2016201720182019202020212022020406080
2016201720182019202020212022020406080
Additional affiliations
January 2000 - December 2013
Jhpiego Corporation
Position
  • Public health approaches to maternal and newborn health
April 1993 - December 1999
Federal Medical Centre Abeokuta
Position
  • Tertiary health care
April 1981 - March 1992
University of Ibadan
Position
  • Obstetrics and Gynaecology
Education
October 1966 - June 1972
University of Ibadan
Field of study
  • Human Anatomy, Medicine and Surgery

Publications

Publications (76)
Article
Full-text available
Background The World Health Organization recommends a minimum of three doses of quality-assured sulfadoxine-pyrimethamine for intermittent preventive treatment of malaria during pregnancy (IPTp), in moderate to high malaria transmission areas in sub-Saharan Africa. Currently, coverage of IPTp lags behind coverage of antenatal care (ANC) visits; in...
Preprint
Full-text available
Background COVID-19 disrupted health service delivery and weakened global and national health systems. The objective of this study was to describe the changes in health service utilization in three local government areas in three Nigerian states and examine factors involved. Methods A cross-sectional mixed-methods approach was used to examine chang...
Article
Maternal Child Survival Program (MCSP) worked in Ebonyi and Kogi States between 2014 to 2018 to improve quality of maternal, child and newborn health care. A formative assessment was conducted in selected health facilities to examine the quality of care received by mothers and their newborns at all stages of normal birth on the day of birth. Health...
Article
Full-text available
Background: The aim of this study was to compare health workers knowledge and skills competencies between those trained using the onsite simulation-based, low-dose, high frequency training plus mobile mentoring (LDHF/m-mentoring) and the ones trained through traditional offsite, group-based training (TRAD) approach in Kogi and Ebonyi states, Niger...
Preprint
Full-text available
Background: There are few studies from low- and middle-income countries on learning outcomes among health workers trained on day of birth care using onsite, simulation-based, low-dose, high frequency (LDHF) training plus mobile (m) mentoring. The aim of this study was to compare their knowledge and skills competencies with those of health workers t...
Preprint
Full-text available
Background: The aim of this study was to compare health workers knowledge and skills competencies between those trained using the onsite simulation-based, low-dose, high frequency (LDHF) training plus mobile (m) mentoring and the ones trained using the traditional offsite, group-based training (TRAD) approach in Kogi and Ebonyi states, Nigeria, ove...
Preprint
Background: There are few studies from low- and middle-income countries on learning outcomes among health workers who have been trained on day of birth care using onsite, simulation-based, low-dose, high frequency (LDHF) training plus mobile (m) mentoring. The aim of this study was to compare their knowledge and skills competencies with those of he...
Article
Full-text available
Background: Quality improvement in emergency obstetric care (EmOC) is a critical and cost-effective suite of interventions for the reduction of maternal and newborn mortality and morbidity. This study was undertaken to evaluate the impact of quality improvement interventions following a baseline assessment in Bauchi state, Nigeria. Methods: This...
Article
Full-text available
Background: There is limited information from low and middle-income countries on learning outcomes, provider satisfaction and cost-effectiveness on the day of birth care among maternal and newborn health workers trained using onsite simulation-based low-dose high frequency (LDHF) plus mentoring approach compared to the commonly employed offsite tr...
Article
Maternal and Child Health Integrated Program (MCHIP), a program by Jhpiego global, implemented maternal and newborn health project between 2006 and 2010 in Kano and Zamfara States, Nigeria. This was evaluated with an objective to characterize the effects of volunteer household counselors (VHCs) upon improving knowledge of birth preparedness and com...
Article
Background: Throughout Nigeria malaria is an endemic disease. Efforts to treat malaria can also be combined with other illnesses including pneumonia and diarrhea, which are killing children under five years of age. The use of Rapid Diagnostic Test (RDT) aids early diagnosis of malaria and informs when other illnesses should be considered. Those wi...
Article
Full-text available
Objective This study assessed the correlation between compliance with set performance standards and maternal and neonatal deaths in health facilities. Design Baseline and three annual follow-up assessments were conducted, and each was followed by a quality improvement initiative using the Standards Based Management and Recognition (SBM-R) approach...
Article
Full-text available
The Standards-Based Management and Recognition (SBM-R(®)) approach to quality improvement was applied to maternal and newborn health services in Guinea, Mozambique, Nigeria and Zimbabwe. In every country, the quality of service delivery, as measured by clinical performance standards, improved following the intervention. The performance of evidence-...
Article
Full-text available
Background: Contraceptive use remains low in Nigeria, with only 11% of women reporting use of any modern method. Access to long-acting reversible contraceptives (LARCs) is constrained by a severe shortage of human resources. To assess feasibility of task shifting provision of implants, we trained community health extension workers (CHEWs) to inser...
Article
Full-text available
A champion in health care can be defined as any health professional who has the requisite knowledge and skills in a relevant health field, who is respected by his/her peers and supported by his/her supervisors, and who takes the lead to promote or introduce evidence-based interventions to improve the quality of care. Jhpiego used a common approach...
Article
Full-text available
Task shifting in various forms has been adopted extensively around the world in an effort to expand the reach of lifesaving services to the women, newborns, and families who need them. The emerging global literature, as well as Jhpiego's field experiences, supports the importance of addressing several key components that facilitate effective task s...
Article
Full-text available
Approximately 15% of expected births worldwide will result in life-threatening complications during pregnancy, delivery, or the postpartum period. Providers skilled in emergency obstetric and newborn care (EmONC) services are essential, particularly in countries with a high burden of maternal and newborn mortality. Jhpiego and its consortia partner...
Article
Full-text available
The Standards-Based Management and Recognition (SBM-R; Jhpiego, Baltimore, MD, USA) approach to quality improvement was developed by Jhpiego to respond to common challenges faced by health systems in low-resource settings, including poor pre-service education, lack of resources for conventional supervisory models, and weak health information system...
Conference Paper
Full-text available
In Nigeria malaria causes approximately 11% of maternal deaths. Malaria is responsible for 63% of hospital admissions and 70% of illness among pregnant women. While intermittent preventive treatment (IPTp) and Long Lasting Insecticide-treated Nets (LLINs) are supposed to be given to pregnant women to prevent the disease, coverage is poor. Unfortuna...
Article
Full-text available
Despite massive anti-malaria campaigns across the subcontinent, effective access to intermittent preventive treatment (IPTp) and insecticide-treated nets (ITNs) among pregnant women remain low in large parts of sub-Saharan Africa. The slow uptake of malaria prevention products appears to reflect lack of knowledge and resistance to behavioural chang...
Conference Paper
Full-text available
Background: In Kano and Zamfara states of Nigeria maternal mortality ratios are over 1000 per 100,000 live births and use of reproductive health services is low. The ACCESS program implemented interventions over three years to improve quality and access to maternal, newborn and family planning services. Methods: We conducted a pre/post evaluation...
Article
Full-text available
Summary New cases of advanced extra-uterine pregnancy which show unusual features of diagnosis and management are still of interest to raise the index of suspicion in areas where the aetiological factors are still prevalent.
Article
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Study evaluated criteria-based clinical audit in measuring and improving quality of obstetric care for five life-threatening obstetric complications: obstetric haemorrhage, eclampsia, genital tract infections, obstructed labor and uterine rupture. Clinical management of 65 patients was audited using a 'before (Phase I) and after (Phase II)' audit c...
Conference Paper
Full-text available
Malaria in pregnancy (MIP) not only threatens the health and lives of pregnant women in Africa, it also leads to low birthweight and threatens child survival. Akwa Ibom State in Nigeria not only has year round transmission of malaria but also low utilization of public health services, especially antenatal care, that could prevent MIP. With Support...
Article
Full-text available
In their recent article, "Male circumcision is not the 'vaccine' we have been waiting for!", Green et al. claim that the incorporation of male circumcision (MC) as an additional HIV pre-vention strategy is based on 'incomplete evi-dence, and is premature and ill-advised' [1]. The authors attempt to refute a prior article with a similar title publis...
Article
To compare selected perinatal characteristics between infants of mothers with reactive and non-reactive antenatal cardiotocography (non-stress test) results. The medical records of all women who delivered within one week of a non-stress test were retrieved. The indication, test result, gestational age at delivery, Apgar score at 5 minutes, perinata...
Article
To improve the quality of clinical care for women with severe pre-eclampsia. Methods: A criteria-based audit was conducted in a large government hospital in Uganda. Management practices were evaluated against standards developed by an expert panel by retrospectively evaluating 43 case files. Results of the audit were presented, and recommendations...
Article
This collaborative study between the departments of Obstetrics and Gynaecology of the University College Hospital, Ibadan and Federal Medical Centre, Abeokuta assessed the value of intravaginal misoprostol in the management of intra-uterine fetal death. Fifty-six women at gestational ages between 17 weeks and term admitted for intra-uterine death w...
Article
Full-text available
Maternal mortality in Uganda has remained unchanged at 500/100 000 over the past 10 years despite concerted efforts to improve the standard of maternity care. It is especially difficult to improve standards in rural areas, where there is little money for improvements. Furthermore, staff may be isolated, poorly paid, disempowered, lacking in morale,...
Article
Full-text available
Maternal mortality in Uganda has remained unchanged at 500/100 000 over the past 10 years despite concerted efforts to improve the standard of maternity care. It is especially difficult to improve standards in rural areas, where there is little money for improvements. Furthermore, staff may be isolated, poorly paid, disempowered, lacking in morale,...
Article
Background: The human immunodeficiency virus (HIV) pandemic remains a major threat to public health. Measures to minimize mother to child transfusion remain a major focus of research. Objectives: To determine the prevalence of HIV in pregnancy in our obstetric clinic population and evaluate the effects of HIV infection on the course and outcome of...
Article
Context: Haemolytic disease of the newborn, a problem that has not been sufficiently investigated in the Nigerian population, leads to significant perinatal morbidity and mortality.Objectives: To determine the incidence of Rhesus (Rh) isoimmunization and the utilisation rate of Rh-immunoprophylaxis in our population.Methods: A review of the clinica...
Article
A 12 months longitudinal study was carried out in 214 consecutive Nigerian women using Nomegestrol acetate subdermal contraceptive implant (Uniplant) for the first time to establish the rates of different vaginal bleeding patterns according to WHO bleeding/spotting classification, and to assess their relationship with Uniplant discontinuation. The...
Article
The National Population Policy (NPP) was promulgated to improve the living standards and quality of life of Nigerians by reducing the persistently high level of fertility and population growth, and achieving an even rural-urban development. The aim of this study was to review Nigeria's demographic patterns in the last decade against the 1995 and AD...
Article
Full-text available
In a study of 2000 women volunteers seeking contraceptive services at the Family Planning Clinic (FPC), University College Hospital, Ibadan, Nigeria, 66.2 per cent chose the intrauterine device (IUD) making it the most common method of contraception. Factors influencing choice of contraceptive methods were advice from friends and family members, in...
Article
An evaluation of the performances of copper T 380A (TCU 380A) and multiload copper 375/250 (MLCU 375/250) intrauterine contraceptive devices (IUCDS) was carried out at University College Hospital, Ibadan, Nigeria (UCH) in a clinical comparative trial. The IUCDS showed similar low vent rates at one year of continuous use. The difference in cumulativ...
Article
To determine the effect of Norplant on plasma immunoglobulins, albumin and total proteins. A longitudinal prospective study of Norplant (six capsules) subdermal contraceptive implant acceptors. Family Planning Clinic, University College Hospital, Ibadan, Nigeria. 36 women volunteers aged 18-40 years on Norplant. Serum immunoglobulins, albumin and t...
Article
The objective of this multicenter randomized clinical trial was to compare the efficacy, acceptability, and occurrence of side effects associated with the oral versus vaginal route of administration of contraceptive pills. Eight hundred nineteen healthy, parous women of reproductive age were recruited at family planning clinics and research centers...
Article
To assess the safety of Norplant contraceptive implant use by women with mild-moderate homozygous sickle cell disease (HbSS). Prospective observation of women pre- and post-insertion of Norplant, with each woman serving as her own control. Participants: 25 women 18-40 years of age who attended a hospital sickle cell clinic; post-insertion data were...
Article
A 25-year-old multigravida drank an organochlorine insecticide in an attempt to commit suicide at 16 weeks of pregnancy. This resulted in the death of twin fetuses and vaginal bleeding. The pregnancy was terminated using gemeprost, syntocinon and later surgical evacuation of the uterus. She developed respiratory arrest after the fetuses were aborte...
Article
Full-text available
The efficacy and acceptability of two widely used oral contraceptive tablets, one containing 250 mg levonorgestrel and 50 micrograms ethinyl estradiol and the other containing 150 micrograms desogestrel and 30 micrograms ethinyl estradiol, administered by the vaginal route were compared in 1055 women studied over 12,630 woman-months of vaginal cont...
Article
Changes in carbohydrate metabolism, measured by oral glucose tolerance test, were studied in Norplant users before and after removal. The mean area under the glucose curve rose from 24.7 min mmol/L before Norplant insertion to 35.1 min mmol/L before removal and decreased to 26.1 min mmol/L four weeks after Norplant removal. The areas before inserti...
Article
Blood glucose and plasma insulin levels during an oral glucose tolerance test were measured in 20 women using continuous subdermal levonorgestrel (Norplant) for contraception over a 12-month period. Changes in carbohydrate metabolism occurred as early as 1 month but were most marked after 6 months. After 1 month the area under the glucose and insul...
Article
A pre-introductory multicentre clinical trial of Norplant contraceptive subdermal implants was initiated in Nigeria in October 1985, involving teaching hospitals in Ibadan, Zaria, Benin City, Jos and Ilorin. The objective of the study was to assess the acceptability of Norplant in a Sub-Saharan African population where access to family planning is...
Article
Return of ovulation was determined in 17 women after Norplant removal by alternate day serum progesterone estimation and cervical mucus score. Ovulation occurred in 82.7 per cent of the women within four weeks of Norplant removal. By the seventh week, evidence of ovulation had been obtained in all the women. Return of ovulation was earlier in those...
Article
During a 30-month period, changes in carbohydrate metabolism (measured by oral glucose tolerance test) were studied in 20 Norplant acceptors. Changes were first observed one month after Norplant insertion and peaked between 12-18 months. The area under the glucose curve rose by 12.3% and 40.5% one and 12 months post insertion, respectively. At 18,...
Article
Full-text available
In a study of 2224 adult women from the cytology clinic of the University College Hospital, Ibadan, Nigeria, the prevalence of 'specific vaginal infection' (i.e. Gardnerella vaginalis, Trichomonas vaginalis and Candida albicans) was 14.5%. For individual organisms, the rates were 9.76% for G. vaginalis, 2.52% for T. vaginalis and 2.20% for C. albic...
Article
Full-text available
It is believed that much of the small increased risk for developing pelvic inflammatory disease (PID) associated with the use of an intrauterine device (IUD) appears to be caused by bacterial contamination of the endometrial cavity at the time of insertion. Previous research suggests that use of prophylactic antibiotics immediately prior to IUD ins...
Article
Full-text available
Over a period of 44 months, 3171 smears were performed at the University College Hospital (UCH). Ibadan, Cytology Clinic. Of these, 44.2% were in asymptomatic women. Fifty-five point three percent were normal; 15.6% of the smears were reported as non-specific inflammatory changes while 20.1% were due to specific infections. Varying degrees of cervi...
Article
Operations research on the Ibadan Market-Based Distribution Project in Nigeria investigated the feasibility of a contraceptive distribution system using traders in the traditional markets to sell pills, condoms, and foaming tablets. Two hundred and thirty-five female and male traders were trained and supplied with contraceptives, malaria treatments...
Article
Full-text available
A study of three combined oral contraceptives, Norinyl 1/35, Lo-Ovral and Noriday 1/50, was conducted at the University of Ibadan Teaching Hospital, Ibadan, Nigeria, to determine if there were differences in continuation rates and reasons for discontinuation. This report includes analysis of 150 women, all of whom were interval patients, randomly a...
Article
Full-text available
As a result of the general lack of information about the menopause in Nigeria this study was conducted to determine the prevalence of climacteric symptoms in a cohort of healthy perimenopausal women and also to evaluate the hormonal and biochemical profile of the subjects. Seventeen menopausal and 19 premenopausal women aged 40 years or more were i...
Article
The systemic absorption of copper incorporated into multiload intra-uterine contraceptive devices (IUDs), as indicated by serum copper levels in users of such devices, was assessed in a prospective longitudinal study. One hundred and ten healthy Nigerian women using either multiload copper 250 (MLCU 250) or multiload copper 375 (MLCU 375) IUDs part...
Article
Ten cases of adult Burkitts lymphoma managed over a 27-year period at the University College Hospital, Ibadan were reviewed. The incidence of adult ovarian Burkitts over the period was 1.3%. Menstrual abnormalities and abdominal masses were the most common symptoms while bilateral multinodular ovarian masses were the most constant findings at lapar...
Article
Full-text available
The triphasic oral contraceptive pill was only recently introduced into the Nigerian market. The present study was, therefore, undertaken to evaluate the overall tolerance of Nigerian women to one such triphasic preparation (LOGYNON). One hundred women were systematically allocated to three treatment groups--21 days triphasic group (T-21), 28 day t...
Article
Full-text available
Eight hundred and ten patients who accepted to use depo-medroxyprogesterone acetate (DMPA) for contraception were studied over a period of 11 years (1976-1986). Important side-effects observed were amenorrhoea (36.3%), weight gain (15.8%), weight loss (10.6%), metrorrhagia (6.7%) and menorrhagia (6.0%). Amenorrhoea, menorrhagia and metrorrhagia wer...
Article
The obstetric performance of women delivering at two hospitals in Ibadan is compared in this study. The prevalence of high-risk pregnancies at the tertiary level hospital (University College Hospital) was higher than that of the secondary level hospital (Oluyoro Catholic Hospital). Consequently, the cesarean section rate of the UCH (21.8%) was high...
Article
Full-text available
A review of eighty-four women aged 16 years and below who gave birth at the University College Hospital, Ibadan during the period 1978-1982 has shown the majority of the patients to be unemployed women from a low socio-economic class. There is a strong tendency to lack of antenatal care in this group of women. Pregnancy and delivery were complicate...
Article
Laparoscopy has become the most important investigative tool for the evaluation of tubal disease in developed countries of the world. In this report of 218 diagnostic laparoscopies performed on infertile Nigerian women, bilateral tubal occlusion was found in 35.3% and unilateral occlusion in 9.6%. Pelvic adhesions were present in 55.0% out of which...
Article
This study examines family planning attitudes and practices of 681 Nigerian physicians selected from cities in which large university teaching hospitals are located. About half of the physicians were practicing family planning; the method of choice was the IUD. Obstetrician/gynecologists and general practitioners were more likely to provide methods...
Article
In the context of a high and increasing incidence of unwanted pregnancy among Nigerian adolescents, a sample survey of never-married residents of the Ibadan area, aged 14 to 25 years, was conducted in 1982 to learn about their perceptions and practices relating to reproductive health. A substantial proportion of the young unmarried population is se...
Article
Full-text available
The results of a survey conducted by Family Health International of 55,000 deliveries in 23 health facilities in 10 countries of sub-Saharan Africa indicate the importance of prenatal care to pregnacy outcome. Infant of mothers who had received prental care were significantly more likely to survive the early neonatal period than infants whose mothe...
Article
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Records of twenty-six patients who presented at the University College Hospital, Ibadan with 'lost' IUDs between 1 July 1980 and 30 April 1982 were analysed. During the 22-month study period there were 3476 IUD insertions. Routine evaluation showed that eighteen IUDs (69.2%) were intrauterine whilst eight IUDs (30.8%) were extrauterine. Seventeen (...
Article
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This article presents a report of the first 5 years of an active approach to the management of diabetic pregnancies at the University College Hospital, Ibadan. During this period the incidence rate of diabetic pregnancy was 0.64 per 1000 deliveries per year. The mean birthweight (3.40 +/- 1.68 kg) of babies whose mothers had good diabetic control w...
Article
Full-text available
Plasma renin activity (PRA) and plasma aldosterone concentrations were determined in thirty-four normotensive pregnant subjects, sixteen subjects who were examined 6 weeks post-partum and sixteen non-pregnant controls. Plasma renin activity and plasma aldosterone concentrations increased sequentially in pregnancy i.e. there were progressive signifi...
Article
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This study looks at the dynamics of the pituitary hormones and progesterone in normal adult Nigerian females during their first postabortal cycle. Serial determinations of serum concentrations of luteinizing hormone (LH), follicle-stimulating hormone (FSH), prolactin (PrL) and progesterone were carried out on eleven normal Nigerian women during the...
Article
Full-text available
To evaluate the use-effectiveness and safety of IUD insertion immediately after menstrual regulation (MR) for delayed menses, a Lippes Loop D (LLD) intrauterine device was inserted in each of 100 consecutive clients at the University College Hospital, Ibadan, immediately after menstrual regulation. Pertinent event rates after 12 months of use were...
Article
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The objective of this study was to examine the dynamics of the pituitary hormones (LH, FSH and Prolactin) and Progesterone in normal adult Nigerian women during the first cycle after a menstrual regulation for delayed periods. Hence, eleven healthy volunteers aged between 19 and 35 years were recruited. All the subjects had consulted the Family Pla...
Article
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Between September 1975 and April 1981, 258 patients were sterilized at the University College Hospital (UCH), Ibadan, using minilaparotomy and laparoscopy. Selected sociodemographic data as well as the technical and surgical difficulties encountered have been reviewed in this article. The mean age at sterilization was 38.3 years whilst the mean par...
Article
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Single luteal phase serum progesterone values were determined in 34 infertile Nigerian women with regular menstrual cycles. Endometrial biopsies were obtained simultaneously and histologically dated. Subsequent analysis showed that a serum progesterone value of 4•89 nmol/l (1•63 ng/ml) or above was always associated with a secretory endometrium. Ta...
Article
Twelve patients with clinical features of pseudocyesis were divided into two groups according to the presence or absence of galactorrhea. The mean serum prolactin level of patients with galactorrhea was significantly higher than the normal values of the patients without galactorrhea. The mean serum levels of luteinizing hormone and follicle-stimula...
Article
Some of the typical radiographic findings of extrauterine pregnancy are illustrated by the history of a patient. As already noted, failure to demonstrate the placental sinuses on angiogram is a recognized finding in advanced abdominal pregnancy. This sign is more often seen when placental function has ceased because of fetal death. Failure to visua...
Article
Full-text available
In an effort to more systematically understand mechanisms of effective maternal, newborn and child health and family planning (MNCH / FP) integration, ACCESS-FP carried out an assessment of an integrated program in Northern Nigeria. The ACCESS-FP Program supports basic maternal and newborn health care services including FP in three states, Kano, Ka...

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