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Table 2 Crude and adjusted odds ratio for various factors that affect the smear-positive PTB during February 2016, and August 2016, at Asella Hospital, Arsi Zone, Oromia Region, Ethiopia (n = 832)

From: Spatial clustering and genetic diversity of Mycobacterium tuberculosis isolate among pulmonary tuberculosis suspected patients, Arsi Zone, Ethiopia

Character

Smear positive

Crude OD

95% CI

P value

Adjusted OD

95% CI

P value

Yes (%)

No (%)

Sex

 Male

26 (10.7)

217 (89.3)

0.14

0.78–1.70

0.488

1.25

0.82–1.92

0.29

 Female

93 (15.8)

496 (84.2)

1

  

1

  

Age (years)

 7–25

60 (22.7)

204 (77.3)

3.78

2.01–7.12

0.000

4.53

2.25–9.13

0.00

 25–34

24 (16.2)

124 (83.8)

2.48

1.22–5.01

 

3.00

1.41–6.35

 

 35–44

13 (9.4)

126 (90.6)

1.33

0.59–2.95

 

1.47

0.64–3.35

 

 45–54

9 (8.9)

92 (91.1)

1.26

0.52–3.05

 

1.38

0.56–3.38

 

 ≥ 55

13 (7.2)

167 (92.8)

1

  

1

  

Education

 Illiterate

40 (12.3)

284 (87.7)

1.23

0.81–1.99

0.553

1.40

0.56–3.47

0.775

 Elementary

50 (15.2)

278 (84.8)

1.47

0.83–2.62

 

1.10

0.47–2.57

 

 High school

21 (17.2)

101 (82.8)

1.13

0.50–2.57

 

1.25

0.51–3.11

 

 College and above

8 (13.8)

50 (86.2)

1

 

1

   

Resident

 Rural

93 (15.8)

496 (84.2)

0.64

0.40–1.01

0.058

1.65

1.01–2.70

0.048

 Urban

26 (10.7)

217 (89.3)

1

  

1

  

History of hospital admission

 No

96 (14.6)

562 (85.4)

1.121

0.68–1.83

0.64

0.95

0.57–1.59

0.852

 Yes

23 (13.2)

151 (86.8)

1

  

1

  

Previous history of imprisonment

 No

112 (14.4)

664 (85.6)

1.18

0.52–2.67

0.69

1.07

0.45–2.53

0.881

 Yes

7 (12.5)

49 (87.5)

1

  

1

  

The habit of drinking raw milk

 No

51 (14.1)

403 (85.9

0.97

0.66–1.44

0.89

1.01

0.67–1.51

0.961

 Yes

68 (14.4)

310 (85.6)

1

  

1

  
  1. Bold indicate stastically significant variable