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Table 3 History of tuberculosis contact, smoking status and the prevalence of malnutrition among North Gondar Zone prisons, February—April 2015

From: Smear positive pulmonary tuberculosis and HIV co-infection in prison settings of North Gondar Zone, Northwest Ethiopia

Variables

Sputum Microscopy result

 

Smear + ve

n (%)

Smear-ve

n (%)

Total

COR (95 % Cl)

P-value

Adjusted OR (95 % Cl)

P-value

Smoking

 No

9 (60)

232 (86.9)

241 (85.5)

1

1

1

1

 Yes

6 (40)

35 (13.1)

41 (14.5)

4.42(1.48–13.17)

0.008*

7.16 (1.76–29)

0.006*

Previous contact with TB

 No

4(26.7)

182 (68.2)

186 (66)

 

1

1

1

 Yes

11(73.3)

85 (31.8)

96 (34)

5.88(1.48–13.17)

0.003*

5.03(1.05–19.6)

0.035*

Episode of Cough

 Before imprisonment

6 (40)

50 (18.7)

56 (19.8)

1

1

1

1

 After imprisonment

9 (60)

217 (81.3)

226 (80.1)

0.35 (0.12–1.02)

0.05

0.58 (0.15–2.20)

0.328

Duration of Cough (in weeks)

 2

2 (13.3)

51 (19.1)

53 (18.8)

1

1

1

1

 3

1 (6.7)

29 (10.9)

30 (10.6)

0.88 (0,07–10.12)

0.918

0.55 (0.03–8.88)

0.67

 4

2 (13.3)

63 (22.6)

65 (23)

0.81 (0.11–5.95)

0.83

0.57 (0.05–6.05)

0.64

  ≥ 8

10(66.7)

124 (46.4)

134 (47.5)

2.05 (0.44–9.72)

0.363

1.45 (0.24–8.81)

0.68

Nutritional Status (BMI (kg/m2)

  ≥ 18.5

5 (33.3)

238 (89.1)

243 (86.2)

1

1

1

 

  < 18.5

10(66.7)

29 (10.9)

39 (13.8)

16.41(5.25–51.35)

<0.001*

16.3(3.89–67.96)

<0.001*

History of previous Treatment

 No

12(80)

243 (91)

255 (90.4)

1

1

1

1

 Yes

3 (20)

24 (9)

27 (9.6)

2.53 (0.67–9.59)

0.172

0.24 (0.05–1.80)

0.170

HIV Status

 Negative

11(73.3)

254 (95.1)

265 (94)

1

1

1

1

 Positive

4 (26.7)

13 (4.9)

17 (6)

7.12(1.99–25.4)

0.003*

7.26 (1.10–33.3)

0.024*

  1. TB pulmonary tuberculosis, OR odds ratio, CI Confidence interval, COR Crude odds ratio
  2. +ve = positive; -ve = negative
  3. *P 0.05 (significance level)