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Association of Rh-negative and Rh-Del among ABO blood groups (N = 202).
| Rh-negative | Rh-Del | p value | ||
|---|---|---|---|---|
| n = 167 | n = 35 | |||
| ABO blood groups | A | 44 (26.3%) | 10 (28.9%) | 0.4441 |
| B | 52 (31.1%) | 13 (37.1%) | ||
| AB | 7 (4.2%) | 3 (8.6%) | ||
| O | 64 (38.3%) | 9 (25.7%) | ||
1Chi-squared test.
