Table 3.
Difference in Turnaround Time for NAAT and Mycobacterial Culture, Duration of Isolation, and Length of Hospitalization
| Variable | Overall (N = 130) | NAAT Negative (N = 50) |
NAAT Positive (N = 80) |
P Value |
|---|---|---|---|---|
| Turnaround time for NAAT in days, mean ± SD (median) |
1.43 ± 0.90 (1.00) | 1.38 ± 1.00 (1.00) | 1.46 ± 0.83 (1.00) | .312 |
| Turnaround time for mycobacterial culture, mean ± SD (median) |
12.7 ± 7.6 (11.0) |
12.1 ± 9.8 (8.0) |
13.0 ± 6.0 (11.5) |
.017 |
| Airborne infection isolation days, mean ± SD (median) |
16.8 ± 31.5 (7.0) |
6.0 ± 7.6 (3.0) |
23.1 ± 38.0 (10.0) | <.001 |
| Days in hospital, mean ± SD (median) |
20.5 ± 31.4 (11.0) | 12.0 ± 8.5 (9.0) |
25.4 ± 38.2 (13.0) | .044 |
Abbreviations: NAAT, nucleic acid amplification tests; SD, standard deviation.