Protocol for studying cough frequency in people with pulmonary tuberculosis
Alvaro Proaño1, Marjory A Bravard2, Brian H Tracey3
1Facultad de Medicina 'Alberto Hurtado', Universidad Peruana Cayetano Heredia, Lima, Perú
BMJ Open
|April 24, 2016
Summary
Tuberculosis (TB) cough frequency was studied before and after treatment to identify influencing factors and predict treatment success. This research provides new insights into TB patient cough patterns and treatment outcomes.
Area of Science:
- Pulmonary Medicine
- Infectious Diseases
- Microbiology
Background:
- Cough is a primary symptom and transmission route for tuberculosis (TB).
- Previous research on TB patient cough frequency is limited, with the last study in 1969.
- Understanding cough patterns is crucial for managing TB transmission and treatment.
Purpose of the Study:
- To characterize cough frequency patterns in TB patients before and after initiating treatment.
- To identify baseline factors associated with cough frequency in TB patients.
- To assess the correlation between cough frequency and microbiological resolution for predicting TB cure.
Main Methods:
- A cohort of 107 culture-confirmed TB patients from Lima, Peru, will be studied.
- Data collection includes questionnaires, radiology, and microbiological tests (TB-culture, auramine smear microscopy).
- Continuous 24-hour cough recordings and microbiological samples will be collected during the initial 60 days of anti-TB treatment.
Main Results:
- Analysis will describe cough episode variability and its association with baseline pulmonary TB parameters.
- The study will analyze the reduction in cough frequency as a predictor of TB cure, accounting for confounders.
- Findings will contribute to understanding the dynamics of TB symptomology during treatment.
Conclusions:
- This study will provide updated data on TB cough frequency and its clinical significance.
- Results are expected to inform strategies for TB control and patient management.
- Dissemination includes peer-reviewed publications and an online repository of TB cough sounds.
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