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Table 2 Factors predicting recurrence in cured smear-positive tuberculosis patients in southern Ethiopia from 1998 - 2006

From: Tuberculosis recurrence in smear-positive patients cured under DOTS in southern Ethiopia: retrospective cohort study

Variables

Recurrence

PYO*

Recurrence rate per 100PYO

Crude HR (95%CI)

P - value

 

Yes

No

    

Age (in years)

      

< 15

0

28

122

0.0

1.0

 

≥15

14

324

1330

1.1

0.0 (0.0 - 170)

0.5

Sex

      

Female

5

176

710

7.0

1.0

 

Male

10

177

753

1.3

1.8 (0.6 - 5.5)

0.3

Level of education

      

Illiterate

5

152

629

0.8

1.0

 

Literate

9

189

783

1.2

0.7 (0.2 - 1.9)

0.5

Marital status

      

Never married

1

89

338

0.3

1.0

 

Married

14

263

1118

1.3

03 (0.03 - 1.9)

0.2

Occupation

      

Farmers

12

239

997

1.2

1.0

 

Non farmers

3

114

466

0.6

1.9 (0.5 - 6.6)

0.3

  1. * PYO - person-year observation
  2. HR - hazard ratio, 95%CI - 95% confidence interval