Prevalence of Multidrug-Resistant Tuberculosis in New Cases
Author Information
Author(s): Surendra K. Sharma, Gaurav Kaushik, Brajesh Jha, Ninoo George, S.K. Arora, Deepak Singh Gupta, Urvashi Hanif, Mahmud Vashisht
Primary Institution: All India Institute of Medical Sciences, New Delhi, India
Hypothesis
What is the prevalence of multidrug-resistant tuberculosis (MDR-TB) among newly diagnosed cases of sputum-positive pulmonary tuberculosis?
Conclusion
The prevalence of MDR-TB among newly diagnosed pulmonary tuberculosis patients is low at 1.1 percent.
Supporting Evidence
- Out of 177 cases tested, only two cases of MDR-TB were detected.
- The prevalence of MDR-TB was found to be 1.1 percent among new cases.
- All patients tested negative for HIV infection.
Takeaway
This study found that very few new tuberculosis patients have a drug-resistant form of the disease, which is good news for treatment.
Methodology
A prospective, observational study involving newly diagnosed cases of sputum-positive pulmonary tuberculosis diagnosed between 2008 and 2009.
Potential Biases
Bias in patient selection and differences in methodology may affect prevalence estimates.
Limitations
The small sample size limits the representativeness of the findings.
Participant Demographics
Mean age of participants was 27.8 years, with 27% being female.
Want to read the original?
Access the complete publication on the publisher's website