Table 2 Information about the operator (n = 252)
GA < 20 weeks (n = 126) | GA ≥ 20 weeks (n = 126) | Overall (252) | P-value | |
|---|---|---|---|---|
Operator, n (%) | 0.070 | |||
Obstetrics and gynaecology residents | 17 (37.8%) | 28 (62.2%) | 45 | |
MFM fellows | 84 (49.7%) | 85 (50.3%) | 169 | |
MFM staff with < 5-year experience | 14 (60.9%) | 9 (39.1%) | 23 | |
MFM staff with ≥ 5-year experience | 11 (73.3%) | 4 (26.7%) | 15 |