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Table 2 Univariate analysis of the association between smear positive PTB and prison factors among the inmates in Hadiya Zone prison from May to June 2013

From: Prevalence of smear positive pulmonary tuberculosis and associated risk factors among prisoners in Hadiya Zone prison, Southern Ethiopia

Variable Label No. tested (%) No. positive (%) No. negative (%) Crude OR (95 % CI) P value
Length of staying ≤2 years 141 (86) 2 (1.4) 139 (98.6) 1.0 0.356
>2 year 23 (14) 1 (4.4) 22 (95.6) 3.158 (0.426–23.434)
Frequency of imprisonment Once 160 (97.6) 3 (1.9) 157 (98.1) 0.782
Twice 4 (2.4) 0 4 (100)
Previous imprisonment in other prison No 157 (95.7) 3 (1.9) 154 (98.1) 0.712
Yes 7 (4.3) 0 7 (100)
Sharing cell with TB patient No 37 (22.6) 0 37 (100) 0.584
Yes 71 (43.3) 2 (2.8) 69 (97.2) 1.595 (0.391–6.50)
Don’t know 56 (34.1) 1 (1.8) 55 (98.2) 1.0
Sharing cell with chronically coughing person No 16 (9.8) 0 16 (100) 0.565
Yes 148 (90.2) 3 (2) 145 (98)
Number of prisoners per cell ≤100 3 (1.8) 0 3 (100) 0.811
>100 161 (98.2) 3 (1.9) 158 (98.1)
Sharing food and drink materials No 50 (30.5) 1 (2) 49 (98) 1.0 0.914
Yes 114 (69.5) 2 (1.8) 112 (98.2) 0.875 (0.216–3.542)
Visit from family No 64 (39) 3 (4.7) 61 (95.3) 0.029**
Yes 100 (61) 0 100 (100)
  1. ** P < 0.05