Table 1 Cross tabulation between the Rh positive and Rh Negative subjects of different blood groups with the CHIKV status
From: Association of ABO blood groups with Chikungunya virus
Blood group | Status of Chikungunya | Total | Chi-square, | Odds Ratio | |
|---|---|---|---|---|---|
| Â | ABSENCE | PRESENCE | Â | p-value | (95% C.I) |
O +VE | 320 | 131 | 451 | 10.664, | 2.210 |
O -VE | 42 | 38 | 80 | p = 0.001* | (1.363, 3.585) |
Total | 362 (68.17%) | 169 (31.83%) | 531 (100%) | Â | Â |
A +VE | 178 | 70 | 248 | 15.452, | 2.825 |
A -VE | 36 | 40 | 76 | p = 0.000* | (1.666, 4.792) |
Total | 214 (66.05%) | 110 (33.95%) | 324 (100%) | Â | Â |
B +VE | 274 | 127 | 401 | 5.493, | 1.774 |
B -VE | 45 | 37 | 82 | p = 0.019* | (1.094, 2.876) |
Total | 319 (66.05%) | 164 (33.95%) | 483 (100%) | Â | Â |
AB +VE | 77 | 44 | 121 | 9.132, | 3.033 |
AB -VE | 15 | 26 | 41 | p = 0.003* | (1.454, 6.329) |
Total | 92 (56.79%) | 70 (43.20%) | 162 (100%) | Â | Â |