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Table 5 Multivariable analysis of treatment variables for the outcome of treatment success versus treatment failure, loss to follow-up, or death

From: Predictors of treatment outcomes among patients with multidrug-resistant tuberculosis in Vietnam: a retrospective cohort study

Variable

Treatment outcome [n (%)]

Odds of treatment success versus failure, loss to follow-up, or death [aOR (95% CI)]

p-value

Success (n = 401)

Failure, loss to follow-up, or death (n = 211)

Age

n/aa

n/aa

0.99 (0.98–1.00)

0.079

Gender

 Female

112 (75.7%)

36 (24.3%)

1.00 (reference)

0.016

 Male

289 (62.3%)

175 (37.7%)

0.56 (0.34–0.90)

Diabetes

 No

315 (67.5%)

152 (32.5%)

1.00 (reference)

0.286

 Yes

86 (59.3%)

59 (40.7%)

0.72 (0.40–1.32)

Heart disease

 No

339 (66.7%)

169 (33.3%)

1.00 (reference)

0.683

 Yes

62 (59.6%)

42 (40.4%)

0.83 (0.33–2.05)

HIV

 No

377 (67.0%)

183 (33.0%)

1.00 (reference)

0.049

 Yes

24 (46.2%)

28 (53.8%)

0.44 (0.20–1.00)

Respiratory disorderb

 No

337 (67.0%)

166 (33.0%)

1.00 (reference)

0.395

 Yes

64 (58.7%)

45 (41.3%)

0.76 (0.41–1.42)

Substance abuse

 No

339 (66.9%)

168 (33.1%)

1.00 (reference)

0.607

 Yes

62 (59.0%)

43 (41.0%)

0.77 (0.29–2.09)

Antibiotic resistance

 RR/MDR-TBc

331 (68.0%)

156 (32.0%)

1.00 (reference)

0.039

 Pre-XDR or XDR-TBd

70 (56.0%)

55 (44.0%)

0.53 (0.29–0.97)

Initial sputum (smear) positivity

 No

155 (69.2%)

69 (30.8%)

1.00 (reference)

0.429

 Yes

246 (63.4%)

142 (36.6%)

0.85 (0.57–1.27)

Smear conversion after 2 months

 No

45 (50.0%)

45 (50.0%)

1.00 (reference)

0.204

 Yes

356 (68.2%)

166 (31.8%)

1.47 (0.81–2.67)

Culture conversion after 2 months

 No

85 (58.2%)

61 (41.8%)

1.00 (reference)

0.361

 Yes

316 (67.8%)

150 (32.2%)

1.28 (0.75–2.20)

Smear conversion after 4 months

 No

12 (34.2%)

23 (65.8%)

1.00 (reference)

0.106

 Yes

389 (67.4%)

188 (32.6%)

2.47 (0.82–7.39)

Culture conversion after 4 months

 No

22 (42.3%)

30 (57.7%)

1.00 (reference)

0.008

 Yes

379 (67.7%)

181 (32.3%)

2.93 (1.33–6.45)

At least one side effect experienced during inpatient treatment

 No

336 (66.8%)

167 (33.2%)

1.00 (reference)

0.645

 Yes

65 (59.6%)

44 (40.4%)

0.80 (0.32–2.05)

At least one side effect experienced during outpatient treatment

 No

319 (64.2%)

178 (35.8%)

1.00 (reference)

0.104

 Yes

82 (71.3%)

33 (28.7%)

1.54 (0.91–2.61)

  1. Bolded variables were significantly (p ≤ 0.05) associated with the outcome
  2. aAge is represented as a continuous variable in the model
  3. bRespiratory disorder refers to either: atelectasis, bronchiectasis, bronchitis, bronchopneumonia, chronic pulmonary disease, lung tumor, pneumonia, pneumothorax, or respiratory failure
  4. cRifampicin-resistant or multidrug-resistant tuberculosis
  5. dPre-extensively-resistant or extensively-resistant tuberculosis