Category of TB cases | PTB patients attended at the study sites during the study period (one year) | Infectious period in days | Total estimated infectious person days in a year | |
---|---|---|---|---|
Number | Percent (%) | |||
New registered PTB cases (n = 706) | ||||
 Smear-positive | 334 | 47.3 | 75 | 25,050 |
 Smear-negative | 372 | 52.7 |  |  |
 Smear-negative culture positive | 193c | 27.3 | 67 | 12,931 |
Retreatment registered cases (n = 72) | ||||
 Failure | 10 | 13.9 | 293 | 2930 |
 Default | 8 | 11.1 | 192 | 1536 |
 Relapse | 54 | 75.0 | 81 | 4374 |
Not registered cases | ||||
 Undiagnosed cases | 94b | 28.1 | 365 | 34,310 |
Total | Â | Â | Â | a 81,131 |