Table 2.
Prevalence of HCV infection among blood donors at different study period
| Study period | No. of studies | Prevalence of HCV % (95%CI) |
Heterogeneity | Model | |
|---|---|---|---|---|---|
| I2 | P value | ||||
| 1990-1991 | 8 | 13.42(5.79, 23.62) | 98.90% | 0.00 | REM |
| 1992-1993 | 48 | 13.66(9.93,17.87) | 99.70% | 0.00 | REM |
| 1994-1995 | 57 | 15.78(12.21,19.75) | 99.80% | 0.00 | REM |
| 1996-1997 | 23 | 7.34(5.40,9.54) | 99.30% | 0.00 | REM |
| 1998-1999 | 13 | 3.97(2.67,5.54) | 98.50% | 0.00 | REM |
| 2000-2001 | 7 | 4.45(0.48,12.08) | 99.90% | 0.00 | REM |
| 2002-2003 | 14 | 2.34(1.17,3.87) | 99.50% | 0.00 | REM |
| 2004-2005 | 4 | 1.65(0.56,3.29) | 97.40% | 0.00 | REM |
| 2006-2010 | 5 | 0.36(0.09,0.81) | 99.30% | 0.00 | REM |
REM: random effect model.