Table 3 Annual seroprevalence rates and linear trend analysis of HCV infection in blood donors of interior Sindh
From: Temporal trends in hepatitis B and C infection in family blood donors from interior Sindh, Pakistan
2004 | 2005 | 2006 | 2007 | Overall prevalence | Chi Square test for trend p | |
|---|---|---|---|---|---|---|
Annual Prevalence | ||||||
%(n*) | 7.2(96) | 5.7(89) | 8.8(98) | 8.9(119) | 7.5(402) | 0.02 |
95% CI | 5.8–8.7 | 4.6–7.0 | 7.2–10.6 | 7.5–10.6 | 6.8–8.3 | |
Sex | ||||||
Male % (n) | 7.1(94) | 5.7(87) | 8.8(96) | 8.9(117) | 7.5(394) | 0.01 |
95% CI | 5.8–8.6 | 4.6–6.9 | 7.2–10.6 | 7.4–10.6 | 6.8–8.2 | |
Female % (n) | 15.4(2) | 9.1(2) | 11.8(2) | 12.5(2) | 11.8(8) | 0.94 |
Age | ||||||
17–26 years %(n) | 5.2(35) | 4.5(36) | 8.1(48) | 6.8(47) | 6.0(166) | 0.06 |
95% CI | 3.7–7.2 | 3.2–6.2 | 6.0–10.6 | 5.0–8.9 | 5.2–7.0 | |
27–65 years %(n) | 9.1(60) | 7.0(53) | 9.6(49) | 11.4(72) | 9.1(234) | 0.08 |
95% CI | 7.0–11.5 | 5.3–9.0 | 7.2–12.5 | 9.0–14.1 | 8.0–10.3 | |
Literacy | ||||||
Illiterate % (n) | 8.6(71) | 6.9(61) | 10.1(67) | 9.8(87) | 8.8(286) | 0.16 |
95% CI | 6.8–10.8 | 5.4–8.8 | 7.9–12.7 | 7.9–12.0 | 7.8–9.8 | |
Literate % (n) | 4.7(24) | 4.0(27) | 6.8(30) | 7.3(32) | 5.5(113) | |
95% CI | 3.1–7.0 | 2.6–5.7 | 4.7–9.6 | 5.0–10.1 | 4.5–6.5 | 0.03 |
Mother tongue | ||||||
Sindhi % (n) | 7.1(71) | 6.1(76) | 9.2(72) | 9.4(98) | 7.8(317) | 0.01 |
95% CI | 5.6–8.9 | 4.8–7.6 | 7.3–11.5 | 7.7–11.3 | 7.0–8.6 | |
Others % (n) | 7.3(25) | 4.2(13) | 7.8(26) | 7.4(21) | 6.7(85) | 0.59 |
95% CI | 4.8–10.6 | 2.2–7.0 | 5.2–11.2 | 4.6–11.1 | 5.2–8.2 | |
Type of donor | ||||||
First time % (n) | 7.8(52) | 7.7(51) | 9.9(53) | 8.5(61) | 8.4(217) | 0.44 |
95% CI | 5.9–10.1 | 5.810.0 | 7.5–12.8 | 6.6–10.8 | 7.4–9.5 | |
Second or more times % (n) | 6.6(44) | 4.2(38) | 7.8 (45) | 9.3(57) | 6.7(184) | |
95% CI | 4.8–8.7 | 3.0–5.7 | 5.7–10.3 | 7.1–11.9 | 5.8–7.7 | 0.01 |