Martí Casals

Martí Casals
National Institute of Physical Education (INEFC) · Health Sciences

PhD Statistics

About

88
Publications
55,057
Reads
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1,323
Citations
Citations since 2016
54 Research Items
1037 Citations
2016201720182019202020212022050100150200250
2016201720182019202020212022050100150200250
2016201720182019202020212022050100150200250
2016201720182019202020212022050100150200250
Additional affiliations
September 2017 - March 2020
University of Vic
Position
  • Lecturer
February 2016 - present
University of Barcelona
Position
  • Lecturer
Description
  • Lecturer of Basketball Analytics. National Institute of Physical Education (INEFC). Master in Sports Performance (RETAN). University of Barcelona (UB).
March 2015 - July 2015
University of Vic
Position
  • Lecturer
Description
  • Professor col.laborador de les asignatures "Introducció de l' estadística"; "Fonaments de l'anàlisi del rendimient esportiu i de l'anàlisi notacional".

Publications

Publications (88)
Article
Full-text available
There is some debate as to whether professional eSports players should be regarded as athletes in the traditional sense. With an eye toward addressing this controversy, this study was undertaken with the aim of analyzing elite eSports players' characteristics and their training and competition routines, and of comparing them with data on their coun...
Article
The sports statistics community is rapidly evolving. R is an open-source software in constant development that has gained a lot of popularity within statistical communities and sports analytics. This work presents a systematic review of the available R CRAN sport packages following PRISMA guidelines. We consider all packages active as of 18 Februar...
Article
Objectives: The purpose of this study is to describe the incidence and characteristics of injuries at the 2019 Rink Hockey World Championship. Methods: A cross-sectional study was performed among rink hockey athletes from three National Teams (Argentina, Portugal and Spain). All injuries were reported by the medical staff of each National Team d...
Article
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In this work, we present a data set on the survival times and mortality rates of all 4374 professional basketball players who participated in the National Basketball Association (NBA) from its inception in 1946 until July 2019 [1]. It contains the data of by then 412 active and 3962 former players. The data were recorded from different internet sou...
Article
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The aim of the current study is to analyze the effects of red and yellow cards on the scoring rate in elite soccer. The sample was composed of 1826 matches in the top five European leagues. All events were structured in 5-min intervals and were analyzed by means of a Generalized Linear Mixed Model with Poisson distribution, considering the presence...
Article
A statistical graph can offer an alternative compelling approach to statistical thinking that focuses on important concepts rather than procedural formulas. Nowadays, visualizing multidimensional/multivariate data is essential but can also be challenging. In sport analytics, the exploration and descriptive analysis of data using visualization techn...
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This systematic review aims to analyze studies on the extent of injuries in rink hockey athletes. Quality of the reported information was also analyzed. A literature search was performed from January 1992 until August 2020 using the main databases The search terms were: “rink hockey” or the synonym “roller hockey” and “injur*”. A total of 11 studie...
Article
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Measurement of external load in players provides objective information to optimise the weekly balance between training and recovery to improve performance and prevent injuries. Our aim was to evaluate the incidence of sports-related muscle injuries of the lower limb in relation to external load, measured by global positioning system (GPS), in footb...
Conference Paper
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Background Low eccentric hamstring strength and sprinting performance are associated with hamstring injury (HI) in football; however, the off-season effects on both qualities are unknown. Objective The aim of the study was to investigate eccentric hamstring strength and sprinting performance changes during the off-season period in football players...
Article
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Objectives Recreational physical activity is an integral part of our society, and the injuries caused by sports activities are a concern for public health. We studied the effect of outdoor ambient temperature on hospital emergency department visits caused by sports injuries in Madrid, Spain, and accounted for its seasonal changes. Methods We used...
Article
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Objectives: different active and passive post-exercise recovery techniques such as massage, foam rolling, stretching or ice baths among others, are used by elite athletes to promote effective physiological, physical, and mental restoration. However, limited research is available investigating the use of recovery strategies in professional soccer....
Article
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This study aimed to describe the recovery strategies used by the Spanish professional basketball teams playing in the “Liga ACB.” Data from all teams during the 2019-2020 season (n = 18), and the team promoted for the season 2020-2021 were collected using a six-section online survey. Protocols, timings, and recovery strategies employed differed amo...
Article
Objective We assessed past-season, pre-season and in-season risk factors to investigate their association with an in-season groin problem in male amateur football players. Methods Past-season groin-pain information and pre-season short-lever and long-lever adductor squeeze strength were obtained at baseline, together with anthropometrics (weight,...
Article
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The COVID-19 pandemic has affected many sectors of our global society since its detection in Wuhan in December 2019, and team sports have been no stranger to this reality. This special article presents a review of the literature exposing the dangers for athletes of this virus, reporting the effects of the pandemic on competitive sport, and making e...
Article
This study investigated the weekly prevalence of groin problems over a 3-week football pre-season, compared to a 39-week competitive in-season. We registered time-loss groin injuries, and self-reported weekly groin-pain in 17 amateur male football teams (386 players). The average weekly prevalence of groin problems (prevalence ratio (PR)) was 1.8 t...
Article
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Introduction: In recent decades, there has been an increase in extrapulmonary TB (EP-TB) rates in industrialized countries with a low incidence of tuberculosis (TB), especially among specific foreign-born population groups. The aim of this study was to describe sociodemographic, epidemiological, microbiological, clinical and treatment characteristi...
Article
The aim of this study was to identify the correspondence between the workload demands in training sessions and the game performance from elite basketball players, according to their specific positions. Data were collected from a professional men’s basketball team competing in the Spanish Professional League and Euroleague. Players’ activity during...
Article
The aims of this study were to investigate changes in selected performance measures during an off-season period, their association, and the potential role of age and previous hamstring injury in semi-professional and amateur football players. Seventy-four male players (age: 25 ± 4 years, stature: 178.0 ± 6.6 cm, body mass: 74.9 ± 8.1 kg) were asses...
Article
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High quality sports injury research can facilitate sports injury prevention and treatment. There is scope to improve how our field applies best practice methods—methods matter (greatly!). The 1st METHODS MATTER Meeting, held in January 2019 in Copenhagen, Denmark, was the forum for an international group of researchers with expertise in research me...
Article
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The time‐loss definition of injury is commonly adopted in epidemiological groin‐injury studies in football, with a significant risk of underestimating the impact of these injuries. This study investigated the extent of groin problems, beyond the time‐loss approach, over a full Spanish football season. Players from 17 amateur male teams were followe...
Article
Synopsis: High-quality sports injury research can facilitate sports injury prevention and treatment. There is scope to improve how our field applies best-practice methods-methods matter (greatly!). The first METHODS MATTER meeting, held in January 2019 in Copenhagen, Denmark, was the forum for an international group of researchers with expertise i...
Article
Background It is widely accepted that athletes sustain sports injury if they train ‘too much, too soon’. However, not all athletes are built the same; some can tolerate more training than others. It is for this reason that prescribing the same training programme to all athletes to reduce injury risk is not optimal from a coaching perspective. Rathe...
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The purpose of this study was to compare physical demands between game quarters and specific playing positions during official basketball competition. Thirteen professional male basketball players from the Spanish 2 nd Division were monitored across all 17 regular-season home games. Physical demands were analyzed using a local positioning system (W...
Article
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Tendinopathy is a critical medical condition that often hinders level of participation for professional and young athletes in many sports. The purpose of the study was to describe the incidence and severity of tendinopathy in a multi-sport club with professional and youth teams. We performed a retrospective epidemiological study. Incidence of tendi...
Article
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Sports analytics is defined as the process that identifies and acquires knowledge and insight about players and teams’ performances. To do so, analysts use a wide variety of data sources coming from matches and individual players’ performances (O'Donoghue & Holmes 2014; Jayal, McRobert, Oatley & O’Donoghue, 2018). Nowadays, detailed data from diffe...
Article
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Background: Ankle sprain is the most common injury in basketball players. However, in our routine clinical evaluation, we observe a high frequency of muscle injury. Currently, no reliable information is available regarding the magnitude of these types of injury. Purpose: To describe the type and rate of muscle injuries in male basketball players...
Article
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Background In the last few years, pertussis has re-emerged worldwide. The aim of this article is to study how the incidence of the disease has evolved in Barcelona city over a 16-year period, and determine which factors are associated with the evolution of the disease. We discuss the causes of the observed changes considering different possibilitie...
Article
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Concerns have been raised recently by players’ associations regarding the risk of death among retired players. Using a retrospective cohort study, we analyzed factors associated with the mortality of National Basketball Association (NBA) players and compared their life expectancy with that of the general population. We analyzed a cohort of 3985 pla...
Article
Sports science and medicine need specialists to solve the challenges that arise with injury data. In the sports injury field, it is important to be able to optimise injury data to quantify injury occurrences, understand their aetiology and most importantly, prevent them. One of these specialty professions is that of Sports Biostatistician. The aim...
Article
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The primary purpose of this study was to identify potential risk factors for sports injuries in professional basketball. An observational retrospective cohort study involving a male professional basketball team, using game tracking data was conducted during three consecutive seasons. Thirty-three professional basketball players took part in this st...
Article
Introduction Traditional wrestling is considered a cultural heritage of humanity and it should be protected. The study of injuries and their associated factors can be useful to protect this heritage. The present study has as its aim an analysis of the incidence of injuries and the associated factors in competition of a traditional wrestling modalit...
Article
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Our research constitutes an advancement and attempts to answer an important question on basketball metrics: how to measure regularity in terms of points scored and which factors may influence this regularity. This question has been understudied in the specialised literature despite its importance. We employed the median absolute deviation (MAD) as...
Article
Sports science and medicine need specialists to solve the challenges that arise with injury data. In the sports injury field, it is important to be able to optimise injury data to quantify injury occurrences, understand their aetiology and most importantly, prevent them. One of these specialty professions is that of Sports Biostatistician. The aim...
Article
Full-text available
Objectives: Our aim was to retrospectively to compare clinical data and characteristics of removed lesions of the cohort of patients undergoing therapeutical surgery for their tuberculosis. Design and methods: Demographic and epidemiological details, clinical data, data on the surgery performed, macroscopic characteristics of the TB lesions remo...
Article
Objective To analyze the direct and indirect costs of diagnosis and management of tuberculosis (TB) and associated factors. Patients and methods Prospective study of patients diagnosed with TB between September 2014 and September 2015. We calculated direct (hospital stays, visits, diagnostic tests, and treatment) and indirect (sick leave and loss o...
Article
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Background To determine the prevalence of smoking and analyze associated factors in a cohort of patients diagnosed with tuberculosis (TB) in Spain between 2006 and 2013. Methods Multicenter, cross-sectional, descriptive, observational study using a national database of TB patients, using logistic regression to calculate odds ratios (OR) and confide...
Article
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The present study was designed to assess the relevance of game-related performance factors as outcome predictors in high-level volleyball. To carry out the analysis, the official box scores of 399 matches played by 47 different teams in four different European male professional volleyball leagues (Italy, Poland, Germany and Turkey) during the 2013-...
Article
Objective: To analyse direct and indirect costs of tuberculosis (TB) diagnosis and treatment and factors associated with those costs. Methods: All TB patients diagnosed and registered in a database at national level within the Integrated Research Project on Tuberculosis of the Spanish Society of Pneumology and Thoracic Surgery between September 201...
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Objective: To determine the case-fatality rate (CFR) at the end of the intensive phase of tuberculosis (TB) treatment, and factors associated with fatality. Methods: TB patients diagnosed between 2006 and 2013 were followed-up during treatment. We computed the CFR at the end of the intensive phase of TB treatment, and the incidence of death per...
Article
Objective: To analyze the direct and indirect costs of diagnosis and management of tuberculosis (TB) and associated factors. Patients and methods: Prospective study of patients diagnosed with TB between September 2014 and September 2015. We calculated direct (hospital stays, visits, diagnostic tests, and treatment) and indirect (sick leave and l...
Article
Introduction: International and Spanish guidelines recommend a 4-drug regimen in the intensive treatment of tuberculosis (TB). The aim of our study was to determine if these recommendations are followed in Spain, and the factors associated with the use of 3 drugs (standard regimen without ethambutol). Methodology: Observational, multicenter, ret...
Article
Las normativas internacionales y españolas recomiendan el tratamiento intensivo de la tuberculosis (TB) con cuatro fármacos. El objetivo es determinar si en España se sigue esta recomendación y los factores asociados a utilizar tres fármacos (pauta estándar sin etambutol).
Article
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Under-reporting of tuberculosis (TB) cases complicates disease control, hinders contact tracing and alters the accuracy of epidemiological data, including disease burden. The objective of the present study is to evaluate the proportion of unreported TB cases in Spanish healthcare facilities and to identify the associated factors. A multi-center ret...
Article
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BACKGROUND: Diabetes mellitus (DM) can contribute to the development of tuberculosis (TB). OBJECTIVE: To analyse the prevalence of DM and its associated factors among adults with TB in a large city in an industrialised country. METHODS: This is a population-based study in adults diagnosed with TB between 2000 and 2013 in Barcelona. We studied poten...
Article
Los lectores de Medicina Clinica conocen bien la importancia de definir bien el denominador de una proporcion para estimar una probabilidad: “No es lo mismo la probabilidad de que un catolico sea Papa que la de que un Papa sea catolico”. De forma similar, en un diagnostico, no es lo mismo la probabilidad de que un enfermo de positivo (sensibilidad)...
Article
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Purpose: Pulmonary embolism (PE) is a serious, preventable disease which requires urgent care. In recent years there have been several reports in the media about basketball players suffering PE. The aim of the present study was to assess if there is a need for in-depth studies to determine whether basketball players constitute a group particularly...
Conference Paper
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Introduction Several attempts have been carried out in the last years to establish a methodology and a set of actions that may be implemented in team sports warm-up, increasing athletes’ performance and avoiding injuries. Well-structured protocols have been proven effective to enhance power and prevent injuries in sports like basketball, handball,...
Article
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Generalized linear mixed models are flexible tools for modeling non-normal data and are useful for accommodating overdispersion in Poisson regression models with random effects. Their main difficulty resides in the parameter estimation because there is no analytic solution for the maximization of the marginal likelihood. Many methods have been prop...
Article
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Immigration is a fairly recent phenomenon in Spain and there are still few scientific publications on tuberculosis (TB) and immigration. Therefore, the aim of this study is to describe the differential characteristics of TB in the immigrant population with respect to natives in Spain. Literature review of original articles written in Spanish or Eng...
Article
The proximal attachment of hamstring muscles has a very high incidence of injuries due to a wide number of factors and its morphology may be one of the underlying factors as scientific literature points out. The connective tissue component of the attachment of hamstring muscles is not well known. For this reason the aim of this study is to describe...