| Extreme/very preterma | Moderate pretermb | Termc | Post-termd | n | Kappa [confidence interval] |
---|---|---|---|---|---|---|
Panel A: % of maturity group in HDSS matched with that of ultrasound (group-to-group match: 87.3%) | Â | |||||
HDSS | Ultrasound | Â | 0.54 [0.49, 0.54] | |||
Extreme/very preterm | 7 | 1 | 2 | 0 | Â | |
Moderate preterm | 2 | 34 | 13 | 0 | Â | |
Term | 0 | 22 | 378 | 3 | Â | |
Post-term | 0 | 1 | 17 | 1 | Â | |
n | 9 | 58 | 410 | 4 | 481 | |
Panel B: % of maturity-group in survey matched with that of ultrasound (group-to-group match: 71.5%) | Â | |||||
Survey | Ultrasound | Â | 0.25 [0.22, 0.30] | |||
Extreme/very preterm | 7 | 4 | 7 | 0 | Â | |
Moderate preterm | 2 | 27 | 56 | 1 | Â | |
Term | 0 | 27 | 309 | 2 | Â | |
Post-term | 0 | 0 | 38 | 1 | Â | |
n | 9 | 58 | 410 | 4 | 481 |