Table 1 Blood donations screened by HTLV-1/2 antibody in China
Province/City | Number of screened blood donorsa | Number of repeated reactive by ELISA | Number of donations not tested further | Supplemental test | Seroprevalence (/100,000) | 95%CI (/100,000) | ||||
|---|---|---|---|---|---|---|---|---|---|---|
Negative | IND | Positive | ||||||||
HTLV-1 | HTLV-1/2 | Total | ||||||||
Fujian | 681,564 (2.53%) | 939 | 0 | 692 | – | 247 | – | 247 | 36.240 | 31.990–41.050 |
Hunan | 164,090 (0.37%) | 99 | 6 | 74 | 11 | 7 | 1 | 8 | 4.875 | 2.471–9.621 |
Zhejiang | 1,384,135 (3.49%) | 460 | 0 | 404 | – | 56 | – | 56 | 4.046 | 3.116–5.253 |
Beijing | 124,326 (0.80%) | 23 | 1 | 16 | 2 | 4 | 0 | 4 | 3.217 | 1.251–8.273 |
Jiangxi | 240,310 (0.81%) | 107 | 0 | 91 | 9 | 5 | 2 | 7 | 2.913 | 1.411–6.013 |
Guangxi | 171,951 (0.57%) | 112 | 1 | 100 | 6 | 4 | 1 | 5 | 2.908 | 1.242–6.807 |
Guangdong | 2,755,108 (3.60%) | 1322 | 5 | 1231 | 7 | 78 | 1 | 79 | 2.867 | 2.301–3.573 |
Sichuan | 116,388 (0.22%) | 83 | 0 | 73 | 7 | 2 | 1 | 3 | 2.578 | 0.877–7.578 |
Xinjiang | 38,965 (0.26%) | 35 | 0 | 32 | 2 | 1 | 0 | 1 | 2.566 | 0.453–14.540 |
Jilin | 182,328 (0.89%) | 72 | 24 | 39 | 5 | 3 | 1 | 4 | 2.194 | 0.853–5.641 |
Heilongjiang | 182,739 (0.64%) | 35 | 0 | 27 | 4 | 2 | 2 | 4 | 2.189 | 0.851–5.628 |
Hebei | 202,170 (0.40%) | 140 | 12 | 120 | 4 | 2 | 2 | 4 | 1.979 | 0.770–5.087 |
Gansu | 56,325 (0.32%) | 16 | 5 | 7 | 3 | 1 | 0 | 1 | 1.775 | 0.313–10.060 |
Jiangsu | 294,997 (0.53%) | 63 | 0 | 50 | 9 | 2 | 2 | 4 | 1.356 | 0.527–3.487 |
Shaanxi | 82,711 (0.31%) | 27 | 0 | 26 | 0 | 1 | 0 | 1 | 1.209 | 0.213–6.848 |
Guizhou | 413,072 (1.92%) | 204 | 2 | 188 | 10 | 3 | 1 | 4 | 0.968 | 0.377–2.490 |
Yunnan | 128,279 (0.41%) | 100 | 19 | 78 | 2 | 0 | 1 | 1 | 0.780 | 0.138–4.416 |
Henan | 267,149 (0.43%) | 111 | 4 | 95 | 10 | 1 | 1 | 2 | 0.749 | 0.205–2.730 |
Anhui | 142,604 (0.36%) | 68 | 3 | 62 | 3 | 0 | 0 | 0 | 0 | 0.000-2.693 |
Hainan | 35,564 (0.60%) | 17 | 0 | 17 | 0 | 0 | 0 | 0 | 0 | 0.000-10.800 |
Hubei | 138,704 (0.34%) | 38 | 2 | 32 | 4 | 0 | 0 | 0 | 0 | 0.000-2.769 |
Liaoning | 98,876 (0.31%) | 26 | 1 | 24 | 1 | 0 | 0 | 0 | 0 | 0.000-3.885 |
Innermengolia | 21,062 (0.11%) | 20 | 8 | 10 | 2 | 0 | 0 | 0 | 0 | 0.000-18.230 |
Ningxia | 30,490 (0.70%) | 8 | 0 | 4 | 4 | 0 | 0 | 0 | 0 | 0.000-12.600 |
Shandong | 251,019 (0.38%) | 94 | 9 | 79 | 6 | 0 | 0 | 0 | 0 | 0.000-1.530 |
Shanxi | 55,651 (0.22%) | 24 | 0 | 22 | 2 | 0 | 0 | 0 | 0 | 0.000-6.901 |
Shanghai | 69,479 (0.40%) | 11 | 0 | 10 | 1 | 0 | 0 | 0 | 0 | 0.000-5.528 |
Tianjin | 51,394 (0.51%) | 19 | 2 | 14 | 3 | 0 | 0 | 0 | 0 | 0.000-7.473 |
Chongqing | 30,019 (0.16%) | 6 | 0 | 6 | 0 | 0 | 0 | 0 | 0 | 0.000-12.790 |
Total | 8,411,469 | 4279 | 104 | 3623 | 117 | 419 | 16 | 435 | 5.172 | 4.708–5.687 |