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Table 4 Association between selected characteristics and MDR-TB case, using two different control subgroups

From: Characteristics of multidrug-resistant tuberculosis in Namibia

  

Using only Category I

Using only Category II

 

Crude Association

Controls (N=157)

Controls (N=94)

 

OR

(95% CI)

OR

(95% CI)

AOR

(95% CI)

Previous TB episode

28.7

(10.3 – 80.5)

110.9

(37.7– 326.8)

2.3 a

(0.6 – 8.0)

Previously hospitalized, any reason

1.9

(1.1 – 3.5)

3.4

(1.7 – 6.7)

0.8 a

(0.4 –1.9)

Household MDR-TB contact

5.1

(2.1 – 12.5)

6.1

(1.9 – 19.2)

4.0

(1.3 – 12.7)

Documented HIV testing

2.2

(1.0 – 4.7)

2.4

(1.1 – 5.3)

1.9 a

(0.8 – 4.7)

HIV infection, pos. vs. neg.

0.5

(0.3 – 0.9)

0.6 a

(0.4 – 1.1)

0.4

(0.2 – 0.7)

Receiving ART

2.3

(1.1 – 4.6)

2.8

(1.3 – 6.1)

1.7 a

(0.7 – 3.8)

  1. a ORs are not statistically significant, p< 0.05.