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Table 1 Crude (cPR) and adjusted (aPR) prevalence ratios for HCV infection according to risk factors (n = 159)

From: Evidence of association between hepatitis C virus genotype 2b and nosocomial transmissions in hemodialysis centers from southern Brazil

Characteristic Frequency total Frequency HCV+ cPR (95% CI) p aPR (95% CI) p
Age (years) - - 0.98 (0.97 – 1.07) 0.32 0.98 (0.97 – 1.00) 0.19
Sex    1.23 (0.68 – 2.21) 0.5 1.19 (0.67 – 2.16) 0.53
Male 57.2 62.2     
Female 42.8 37.8     
Education    0.71 (0.37 – 1.39) 0.32 0.64 (0.34 – 1.21) 0.18
≤ 11 years 89.9 94.6     
≥ 12 years 10.1 5.4     
Surgery    0.92 (0.37- 2.27) 0.87 0.86 (0.35 – 2.11) 0.73
Yes 89.9 89.2     
No 10.1 10.8     
Blood Transfusion    2.16 (0.33-14.09) 0.42 1.93 (0.32- 11.56) 0.47
Yes 94.3 97.3     
No 5.7 2.7     
Tattoo and piercing    0.60 (0.09- 3.80) 0.59 0.47 (0.12- 1.81) 0.27
Yes 4.4 2.7     
No 95.6 97.3     
Healthcare work    2.71 (1.24- 5.91) 0.01 2.97 (1.31- 6.75) 0.009
Yes 3.1 8.1     
No 96.9 91.9     
Injection and inhaled drug use    1.44 (0.28 - 7.37) 0.66 2.69 (0.18- 38.31) 0.46
Yes 1.9 2.7     
No 98.1 97.3     
Syringe sharing    1.76 (0.57 - 5.37) 0.32 0.75 (0.11- 4.93) 0.76
Yes 3.1 5.4     
No 96.9 94.6     
Time of hemodialysis ( mo.) - - 0.99 (0.98 - 1.00) 0.23 0.99 (0.99 - 1.00) 0.09