Table 3.
Culture results yielded after digestion and decontamination with NALC-NaOH and Pancreatin CPC DDM as shown by LED-FM direct microscopy.
| Direct Smear Scores (LED FM) |
Culture on LJ Media | |||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| NALC-NaOH DDM | Pancreatin-CPC DDM | |||||||||||||||||
|
a 3+ (n = 45 *) |
b 2+ (n = 28 *) |
c 1+ (n = 31 *) |
d Scanty (n = 45 *) |
NG (n = 439) |
a 3+ (n = 63 *) |
b 2+ (n = 31 *) |
c 1+ (n = 34 *) |
d Scanty (n = 46 *) |
NG (n = 414) |
|||||||||
| MTB | NTM | MTB | NTM | MTB | NTM | MTB | NTM | MTB | NTM | MTB | NTM | MTB | NTM | MTB | NTM | |||
| 3+ (n = 34) | 19 | − | 12 | − | 2 | − | 1 | − | − | 24 | − | 7 | − | 3 | − | − | − | − |
| 2+ (n = 18) | 7 | 1 | 5 | − | 4 | − | 1 | − | − | 11 | 1 | 4 | − | 2 | − | − | − | − |
| 1+ (n = 25) | 6 | − | 1 | − | 7 | 1 | 10 | − | − | 8 | − | 5 | − | 7 | 1 | 4 | − | − |
| Scanty (n = 14) | 2 | 1 | 1 | 2 | 3 | − | 4 | − | 1 | 2 | 1 | 5 | 1 | 1 | 1 | 3 | − | − |
| Negative (n = 497) | 7 | 2 | 5 | 2 | 13 | 1 | 29 | − | 438 | 9 | 7 | 6 | 3 | 18 | 1 | 39 | − | 414 |
| Total number of culture isolates | 149 | 174 | ||||||||||||||||
a 3+—more than 200 colonies; b 2+—100 to 200 colonies; c 1+—20 to 99 colonies; d Scanty—less than 20 colonies; NG—No growth; * indicates presence of non-tuberculous mycobacteria.