Epidemiological and clinical characteristics and genotypic classification of eight patients with post-primary pulmonary tuberculosis after previous cure
| Patient No. | Age yrs | Sex | Interval# months | AF direct smear | IS6110 RFLP | ||
| Episode 1 | Episode 2 | Pattern | Mechanism | ||||
| 1 | 58 | M | 9 | + | + | Same | Relapse |
| 2 | 42 | M | 17 | + | + | Same | Relapse |
| 3 | 41 | M | 57 | - | + | Same | Relapse |
| 4 | 30 | M | 16 | - | + | Same | Relapse |
| 5 | 43 | M | 73 | + | - | Different | Re-infection |
| 6 | 26 | F | 72 | - | - | Same | Relapse |
| 7 | 31 | M | 78 | + | - | Same | Relapse |
| 8 | 26 | F | 113 | + | + | Same | Relapse |
AF: acid-fast; IS: insertion sequence; RFLP: restriction fragment length polymorphism; M: male; F: female. +: positive; -: negative. #: between episodes.