Blood Center | Donations | Below 35 | Over 35 | P-value | Total Prevalence | ||||
---|---|---|---|---|---|---|---|---|---|
Donations | Number of HBsAg confirmed positive | Prevalence | Donations | Number of HBsAg Confirmed Positive | Prevalence | ||||
Hefei | 97,668 | 69,540 | 38 | 0.06% | 28,128 | 87 | 0.31% | <0.001 | 0.13% |
Dalian | 77,395 | 54,018 | 16 | 0.03% | 23,377 | 44 | 0.19% | <0.001 | 0.08% |
Changzhi | 32,817 | 12,671 | 11 | 0.09% | 20,146 | 41 | 0.20% | 0.01 | 0.17% |
Kaifeng | 59,938 | 27,428 | 12 | 0.04% | 32,510 | 28 | 0.09% | 0.045 | 0.07% |
Mianyang | 45,494 | 19,463 | 21 | 0.11% | 26,031 | 68 | 0.26% | <0.001 | 0.20% |
Fujian | 83,554 | 50,383 | 55 | 0.11% | 33,171 | 157 | 0.47% | <0.001 | 0.25% |
Total | 396,866 | 233,503 | 153 | 0.07% | 163,363 | 625 | 0.38% | <0.001 | 0.20% |