Table 1.
Prevalence of HCV infection among blood donors at different regions
| Study location |
Province of study |
Totalb | Before 1998 | After 1998 | |||
|---|---|---|---|---|---|---|---|
| No | Prevalence % (95%CI) |
No | Prevalence % (95%CI) |
No | Prevalence % (95%CI) |
||
| East China |
Anhui | 21 | 11.25(6.56,17.04) | 19 | 12.91(8.31,18.34) | 2 | 0.90(0.01,3.14) |
| Fujian | 4 | 3.38(2.19, 4.83) | 4 | 3.38(2.19, 4.83) | |||
| Jiangsu | 21 | 11.41(6.12, 18.07) | 13 | 14.84(8.73,22.23) | 7 | 3.83(0.75,9.13) | |
| Jiangxi | 6 | 5.65(1.52, 12.21) | 4 | 5.15(2.31, 9.07) | 1 | 0.38(0.26,0.52) | |
| Shandong | 27 | 6.34(5.00, 7.80) | 17 | 8.37(5.84, 11.31) | 7 | 1.64(1.26,2.07) | |
| Shanghai | 4 | 2.59(0.38, 6.66) | 4 | 2.59(0.38, 6.66) | |||
| Zhejiang | 12 | 2.02(1.06, 3.28) | 8 | 3.08(1.40, 5.42) | 4 | 0.79(0.30,1.51) | |
| North China |
Beijing | 9 | 2.95(1.78, 4.41) | 7 | 3.53(1.84, 5.74) | ||
| Hebei | 19 | 26.92(15.20,40.57) | 18 | 29.26(19.63,39.98) | 1 | 0.41(0.39,0.43) | |
| Shanxi | 9 | 14.63(8.73, 21.74) | 5 | 24.17(18.14,30.77) | 2 | 0.41(0.06,2.31) | |
| Tianjin | 5 | 2.35(0.98, 4.33) | 2 | 1.97(0.32, 5.02) | 2 | ||
| IMa | 4 | 9.36(3.00, 18.76) | 4 | 9.36(3.00, 18.76) | |||
| South China |
Guangdong | 13 | 1.05(0.65, 1.54) | 5 | 1.41(0.87, 2.07) | 8 | 0.91(0.49,1.47) |
| Guangxi | 8 | 9.75(6.94, 12.98) | 5 | 17.49(1.71, 44.67) | 2 | 3.31(0.08,10.90) | |
| Central China |
Hubei | 11 | 10.81(5.51, 17.61) | 8 | 13.04(6.41, 21.61) | 3 | 5.54(0.63,14.84) |
| Hunan | 13 | 8.01(3.22, 14.70) | 8 | 17.11(9.81, 25.95) | 3 | 0.55(0.35, 0.81) | |
| Henan | 26 | 20.63(12.98,29.53) | 16 | 35.04(23.62,47.41) | 9 | 3.83(1.75, 6.66) | |
| Northwest | Shanxi | 6 | 11.25(4.81, 19.91) | 4 | 17.42(3.60, 38.61) | 1 | 1.99(1.95, 2.03) |
| Ningxia | 2 | 0.69(0.10, 1.78) | 1 | 1.18(1.03, 1.35) | 1 | 0.32(0.29, 0.37) | |
| Qinghai | 3 | 2.60(0.10, 8.34) | 2 | 3.59(0.00, 13.69) | 1 | 1.10(0.511.91) | |
| Gansu | 6 | 2.60(5.44, 17.49) | 3 | 23.32(3.62, 53.16) | 2 | 0.83(0.29, 1.64) | |
| Xinjiang | 5 | 14.52(3.01, 32.54) | 4 | 19.67(3.79, 43.83) | 1 | 1.45(1.31, 1.58) | |
| Southwest | Sichuan | 10 | 11.31(3.19, 23.49) | 8 | 15.60(7.61, 25.77) | 2 | 0.71(0.28, 1.34) |
| Yunnan | 1 | 0.23(0.17, 0.29) | 1 | 0.23(0.17, 0.29) | |||
| Guizhou | 9 | 5.00(1.76, 9.78) | 6 | 6.91(2.88, 12.51) | 3 | 1.71(0.43, 3.81) | |
| Chongqing | 5 | 1.33(0.50, 2.54) | 2 | 2.22(0.19, 6.36) | 3 | 0.97(0.18, 2.37) | |
| Northeast | Liaoning | 6 | 5.84(3.87, 8.18) | 5 | 5.00(3.29, 7.06) | 1 | 11.82(8.29,15.89) |
| Heilongjiang | 4 | 4.06(2.86, 5.47) | 4 | 4.06(2.86, 5.47) | |||
| Jilin | 5 | 5.38(2.26, 9.69) | 3 | 7.19(1.08, 18.03) | 2 | 3.59(0.17, 16.81) | |
| Pooled | 268 | 8.68(8.01,9.39) | 189 | 12.87(11.25,14.56) | 69 | 1.71(1.43, 1.99) | |
a. IM: Inner Mongolia
b. When calculating the pooled prevalence rate either before or after 1998 respectively, the studies that spanned 1998 were excluded. In that case, number of total literatures is bigger than the sum of literature number before 1998 and after 1998.