- The distribution of intrauterine growth restriction (IUGR) rate across ABO blood groups and rhesus antibodies
| IUGR | Normal | P-value | |
|---|---|---|---|
| Blood group | |||
| A | 33 (26.6) | 91 (73.4) | 0.826 |
| B | 20 (27.8) | 52 (72.2) | |
| AB | 6 (31.6) | 13 (68.4) | |
| O | 53 (24) | 168 (76) | |
| Rhesus | |||
| Positive | 106 (25.7) | 307 (74.3) | 0.964 |
| Negative | 6 (26.1) | 17 (73.9) | |
| Values are presented as numbers and percentages (%). The significance level p-value at 0.05. | |||