Ultrasound findings and antenatal risk factors: values are number (%)
| Maternal age | Parity | Abnormal events | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| <30 (n=73) | 30-35 (n=59) | >35 (n=45) | Primipara (n=93) | Multipara (n=84) | Bleed (n=24) | Blood pressure (n=13) | IUGR (n=10) | RFM (n=6) | Other (n=3) | Global abnormal events (n=56) | No abnormality (n=121) | |||
| Normal ultrasound | 44 (61) | 48 (81) | 36 (80) | 61 (66) | 67 (79) | 18 (75) | 8 (62) | 3 (30) | 3 (50) | 3 (100) | 35 (62) | 93 (77) | ||
| Full choroid | 9 (12) | 3 (5) | 2 (4) | 9 (10) | 5 (6) | 1 (4) | 3 (23) | 0 | 1 (17) | 0 | 5 (9) | 9 (7) | ||
| Abnormal ultrasound | 20 (27) | 8 (14) | 7 (16) | 23 (24) | 12 (15) | 5 (21) | 2 (15) | 7 (70) | 2 (35) | 0 | 16 (29) | 19 (16) | ||