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Table 2 Competing risk regression modelling of time from TB initiation to starting ART in TB patients co-infected with HIV at MPC, January 2011 and December 2011

From: Timing of antiretroviral therapy and regimen for HIV-infected patients with tuberculosis: the effect of revised HIV guidelines in Malawi

   Characteristics

N (%)

SHR(95% CI)

Adjusted SHR(95% CI)

Guideline change

     

  Before

377 (55%)

1

(ref)

1

(ref)

  After

308 (45%)

1.34

(1.13 – 1.61)

1.38

(1.15–1.65)

Sex

     

  Male

447 65%)

1

(ref)

1

(ref)

  Female

238 (35%)

0.87

(0.72 – 1.04)

0.87

(0.71–1.06)

Age (years)

685

0.99

(0.98 – 1.01)

0.99

(0.98–1.00)

Type of TB

     

  Extrapulmonary

153 (23%)

1.15

(0.92 – 1.43)

1.16

(0.92–1.46)

  Smear–positive pulmonary

187 (29%)

1.04

(0.84 – 1.29)

1.04

(0.84–1.30)

  Smear–positive pulmonary

313 (48%)

1

(ref)

1

(ref)

TB patient category

     

  New

623 (92%)

1

(ref)

1

(ref)

  Retreatment

57 (8%)

0.70

(0.52 – 0.95)

0.66

(0.49–0.91)

Enrolled in HIV care

     

  Before TB diagnosis

107 (16%)

1.77

(1.43 – 2.20)

1.72

(1.36–2.18)

  After TB diagnosis

578 (84%)

1

(ref)

1

(ref)

  1. SHR = SubHazard ratios 45 PTB had unknown smear results; 5 cases had missing data for TB patient category.