Table 5.
Covariate Balance Check and Absolute Bias Reduction of Treatment Delay
| Variable | Matching Status | Mean | % of Bias | % Bias Reduction | t-test (P-value) | V (T)/V (C) | |
|---|---|---|---|---|---|---|---|
| GeneXpert | Other Tests | ||||||
| TB/HIV Co-infection | Unmatched | 0.283 | 0.23 | 10.3 | 1.10 (0.27) | ||
| Matched | 0.283 | 0.25 | 7.5 | 27.1 | 0.77 (0.44) | ||
| Age group | Unmatched | 2.816 | 2.86 | −3.6 | −0.38 (0.70) | 1.12 | |
| Matched | 2.816 | 2.63 | 12.5 | −248.3 | 1.30 (0.19) | 1.19 | |
| Functional status | Unmatched | 1.839 | 1.88 | −13.2 | −1.42 (0.15) | 1.33 | |
| Matched | 1.839 | 1.82 | 4.1 | 69 | 0.39 (0.69) | 0.93 | |
| Cavitation | Unmatched | 0.344 | 0.47 | −27.7 | −2.94 (0.003) | ||
| Matched | 0.344 | 0.32 | 3.9 | 86 | 0.41 (0.681) | ||
| Residence | Unmatched | 1.533 | 1.51 | 4.1 | 0.44 (0.65) | 1.00 | |
| Matched | 1.533 | 1.57 | −8.5 | −104.9 | −0.88 (0.38) | 1.02 | |
| Form of TB | Unmatched | 1.099 | 1.05 | 15.5 | 1.67 (0.096) | 1.65 | |
| Matched | 1.099 | 1.09 | 1.8 | 88.7 | 0.16 (0.87) | 1.04 | |
| Treatment supporter | Unmatched | 1.160 | 1.13 | 5.9 | 0.63 (0.53) | ||
| Matched | 1.160 | 1.11 | 13.2 | −124.3 | 1.41 (0.15) | ||
| Complications | Unmatched | 0.566 | 0.57 | −2.4 | −0.25 (0.79) | 1.12 | |
| Matched | 0.566 | 0.62 | 12.4 | −418.3 | −1.29 (0.19) | 1.34 | |
| Sex of patient | Unmatched | 1.410 | 1.42 | −2.4 | 0.25 (0.80) | 0.99 | |
| Matched | 1.410 | 1.36 | 9.5 | −301.3 | 1.00 (0.32) | 1.05 | |
Notes: Other tests (LPA: line probe assay, and culture and DST tests).