Volume 14, Number 9—September 2008
Perspective
Underreported Threat of Multidrug-Resistant Tuberculosis in Africa
Yanis Ben Amor
, Bennett Nemser, Angad Singh, Alyssa Sankin, and Neil Schluger
, Bennett Nemser, Angad Singh, Alyssa Sankin, and Neil Schluger
Table 4
Correlation analysis between country-level TB-related indicators and rates of MDR TB in African countries*
| Factor | Average, presurvey years |
Average, postsurvey years |
|||
|---|---|---|---|---|---|
| Coefficient | p value† | Coefficient | p value† | ||
| Incidence rate/100,000/y | 0.09 | 0.592 | 0.03 | 0.865 | |
| Case detection rate (new ss+) |
–0.14 |
0.380 |
–0.10 |
0.585 |
|
| Treatment indicators | |||||
| Cured | 0.03 | 0.842 | 0.18 | 0.330 | |
| Completed | –0.13 | 0.446 | –0.21 | 0.256 | |
| Died | –0.10 | 0.542 | 0.04 | 0.840 | |
| Failed | 0.12 | 0.498 | 0.17 | 0.341 | |
| Defaulted | –0.07 | 0.664 | –0.05 | 0.781 | |
| Succeeded |
–0.08 |
0.653 |
0.08 |
0.676 |
|
| Retreatment indicators | |||||
| Cured | –0.03 | 0.881 | 0.08 | 0.674 | |
| Completed | –0.20 | 0.258 | –0.24 | 0.217 | |
| Died | –0.06 | 0.728 | –0.11 | 0.588 | |
| Failed | 0.34 | 0.043‡ | 0.41 | 0.029‡ | |
| Defaulted | 0.04 | 0.798 | 0.12 | 0.540 | |
| Succeeded |
–0.16 |
0.351 |
–0.07 |
0.728 |
|
| Year 2005 only variables | |||||
| Prevalence/100,000 | 0.14 | 0.404 | |||
| Mortality rate/100,000/y | 0.02 | 0.894 | |||
| HIV/TB co-infection (%) | –0.09 | 0.593 | |||
| Male/female ratio: case notifications | –0.05 | 0.787 | |||
| Health expenditures (US $ per capita) | –0.01 | 0.956 | |||
*TB, tuberculosis; MDR TB, multidrug-resistant TB; ss+, sputum sample positive.
†Marginally statistically significant trend (p<0.10).
‡Statistically significant trend (p<0.05).
Page created: July 13, 2010
Page updated: July 13, 2010
Page reviewed: July 13, 2010
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