David T. van Melle’s research while affiliated with Amsterdam Institute for Global Health and Development and other places

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Publications (2)


Knowledge, Perceptions, and Attitudes Regarding Antibiotic Use for Lower Respiratory Tract Infections: Insights from Patients in Sri Lanka
  • Article

September 2021

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67 Reads

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2 Citations

The American journal of tropical medicine and hygiene

David T. van Melle

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Robert J. Rolfe

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Antibiotic resistance is an emerging global public health threat. One of the main drivers of this threat is the inappropriate use of antibiotics. In Sri Lanka, antibiotic consumption is increasing, but little is known locally about how patients perceive antibiotics. We conducted a qualitative study to gain a better understanding of the knowledge, perceptions, and attitudes of patients regarding antibiotics and antibiotic resistance. Semi-structured interviews involving 18 patients with lower respiratory tract infection (LRTI) admitted to a large, public tertiary care hospital in southern Sri Lanka were conducted. Interviews were analyzed to identify themes regarding the patients’ knowledge of LRTI etiology and treatment, perceptions and attitudes toward LRTI treatment, including antibiotics, and patient–physician communication. Most patients mentioned multiple care visits and the use of multiple pharmaceuticals prior to admission. Patients sought a quick resolution to their ailments and frequently visited several private physicians to obtain a satisfying answer. Self-medication was also common. Patients reused prescriptions for antibiotics, kept antibiotics for later use after prematurely stopping their course of treatment, and bought over-the-counter antibiotics. Patients’ knowledge of disease etiology and antibiotics was poor. Only a few patients were aware of antibiotic resistance. Despite the desire to receive more information regarding disease and treatment, patient–provider communication was limited and mainly confined to prescription instructions. This qualitative study performed in Sri Lanka suggests that inappropriate use of antibiotics is a multifactorial problem. To improve antibiotic use, a multifactorial approach that includes educating the public, increasing awareness among physicians, and implementing systems-level changes to restrict access to antibiotics is urgently needed.


1637. Antibiotic Use in Lower Respiratory Tract Infections: Insights From Patient Interviews in Sri Lanka
  • Article
  • Full-text available

October 2019

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92 Reads

Open Forum Infectious Diseases

Background Antibiotic resistance is an emerging global public health threat with inappropriate use of antibiotics as one of the major drivers. In Sri Lanka, antibiotic consumption is increasing, while little is known about how patients perceive antibiotics. We conducted a qualitative study to better understand patients’ knowledge, perceptions, and attitudes toward antibiotics. Methods Semi-structured interviews were conducted in the local language (Sinhala) and audio recorded for 18 patients with lower respiratory tract infections (LRTI) admitted to a large, public tertiary care hospital in southern Sri Lanka. Interviews were transcribed and then translated into English. Translated interviews were analyzed for themes regarding care-seeking behavior, patients’ knowledge of disease etiology and treatment of LRTI. Results Almost all patients mentioned multiple care visits and polypharmacy prior to admission. When seeking care, patients mainly focused on finding a quick cure, mostly by visiting several different private physicians. However, self-medication was also common. Patients reused prescriptions for antibiotics, kept antibiotics for later use after prematurely stopping their course of treatment and bought antibiotics over-the-counter. Patients’ knowledge of disease etiology and antibiotics was poor. Most patients described non-microbial causes such as exposure to dust and cold weather for their illness. Only a few patients were aware of antibiotic resistance. Despite the desire to receive more information regarding disease and treatment, transfer of information between patients and physicians was limited and mainly confined to prescription instructions. Conclusion This qualitative study in Sri Lanka suggests inappropriate use of antibiotics is a multifactorial problem. Patients’ poor knowledge of disease and treatment, poor information transfer between physicians and patients, high demand for medicines, overprescribing by physicians, and self-medication were found as possible obstructive factors to improve antibiotic usage. To improve antibiotic use, a multifaceted approach is needed with improvement of awareness by patients, public, and physicians regarding antibiotic use and antibiotic resistance. Disclosures All authors: No reported disclosures.

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