Sample source | Total N (%) | Placental blood film, N (%) | P | |
---|---|---|---|---|
Positive | Negative | |||
Peripheral blood film | ||||
 Positive | 35 (15.2) | 6 (17.1) | 29 (82.9) | <0.001 |
 Negative | 195 (84.8) | 3 (1.5) | 192 (98.4) | |
Umbilical Cord blood film | ||||
 Positive | 6 (2.6) | 6 (100) | 0 (0) | <0.001 |
 Negative | 224 (97.4) | 3 (1.3) | 221 (98.7) | |
Total | 230 | 9 (3.9) | 221 (96.1) | Â |