Outcome | Chart | Prevalence (%) | Sensitivity (%) | Specificity (%) | PPV (%) | NPV (%) | AUROC | Significance |
---|---|---|---|---|---|---|---|---|
BiB versus UK-WHO | ||||||||
Shoulder dystocia | BiB | 1.10 | 50.00 | 90.40 | 5.30 | 99.40 | 0.70 | p=0.01 |
UK-WHO | 27.30 | 96.90 | 8.60 | 99.20 | 0.62 | |||
Hypothermia | BiB | 8.10 | 19.70 | 91.20 | 16.50 | 92.80 | 0.55 | p=0.03 |
UK-WHO | 37.60 | 78.30 | 13.20 | 93.50 | 0.58 | |||
Low Apgar 1 min | BiB | 4.80 | 13.60 | 90.60 | 6.90 | 95.40 | 0.52 | p=0.02 |
UK-WHO | 22.50 | 77.10 | 4.80 | 95.10 | 0.50 | |||
Induction LGA | BiB | 19.80 | 12.70 | 90.30 | 24.50 | 80.70 | 0.52 | p=0.01 |
UK-WHO | 3.70 | 96.60 | 21.60 | 80.20 | 0.50 | |||
Caesarean section (LGA) | BiB | 19.80 | 13.70 | 90.60 | 26.50 | 80.90 | 0.52 | p=0.06 |
UK-WHO | 5.30 | 97.00 | 30.70 | 80.60 | 0.51 | |||
NNU (SGA) | BiB | 5.10 | 27.10 | 91.20 | 14.20 | 95.90 | 0.59 | p=0.08 |
UK-WHO | 36.70 | 77.70 | 8.10 | 95.80 | 0.57 | |||
Composite (LGA) | BiB | 42.10 | 12.80 | 91.70 | 52.80 | 59.10 | 0.52 | p=0.02 |
UK-WHO | 4.80 | 97.50 | 58.80 | 58.50 | 0.51 | |||
BiB versus customised | ||||||||
Hypothermia | BiB | 8.10 | 19.70 | 91.20 | 16.50 | 92.80 | 0.55 | p=0.07 |
GROW | 32.50 | 82.40 | 14.00 | 93.30 | 0.57 | |||
Low Apgar 1 min | BiB | 4.80 | 13.60 | 90.60 | 6.90 | 95.40 | 0.52 | p<0.01 |
GROW | 17.40 | 81.30 | 4.50 | 95.10 | 0.49 | |||
Induction LGA | BiB | 19.80 | 12.70 | 90.30 | 24.50 | 80.70 | 0.52 | p=0.05 |
GROW | 5.70 | 95.50 | 23.60 | 80.40 | 0.51 | |||
Assistance (SGA) | BiB | 8.80 | 10.20 | 90.40 | 9.30 | 91.20 | 0.50 | p<0.01 |
GROW | 15.00 | 80.80 | 7.10 | 90.80 | 0.48 | |||
Assistance (LGA) | BiB | 8.80 | 10.40 | 89.70 | 9.00 | 91.20 | 0.50 | p=0.02 |
GROW | 7.10 | 95.50 | 13.20 | 91.40 | 0.51 | |||
UK-WHO versus customised | ||||||||
Shoulder dystocia | UK-WHO | 1.10 | 27.30 | 96.90 | 8.60 | 99.20 | 0.62 | p=0.04 |
GROW | 38.60 | 95.70 | 8.70 | 99.30 | 0.67 | |||
Low Apgar 5 min | UK-WHO | 0.50 | 42.90 | 77.20 | 0.90 | 99.60 | 0.60 | p=0.09 |
GROW | 23.80 | 81.40 | 0.60 | 99.60 | 0.53 | |||
Assistance (SGA) | UK-WHO | 8.80 | 22.40 | 77.00 | 8.60 | 91.10 | 0.50 | p=0.03 |
GROW | 15.00 | 80.80 | 7.10 | 90.80 | 0.48 | |||
Assistance (LGA) | UK-WHO | 8.80 | 3.80 | 96.60 | 9.80 | 91.20 | 0.50 | p=0.02 |
GROW | 7.10 | 95.50 | 13.20 | 91.40 | 0.51 | |||
NNU (SGA) | UK-WHO | 5.10 | 36.70 | 77.70 | 8.10 | 95.80 | 0.57 | p<0.01 |
GROW | 39.40 | 81.80 | 10.40 | 96.20 | 0.61 | |||
Composite (LGA) | UK-WHO | 42.10 | 4.80 | 97.50 | 58.80 | 58.50 | 0.51 | p=0.03 |
GROW | 7.00 | 96.60 | 60.10 | 58.80 | 0.52 |
AUROC, area under the receiver operating characteristic; BiB, Born in Bradford; GROW, gestation-related optimal weight; LGA, large-for-gestational age; NNU, neonatal unit; NPV, negative predictive value; PPV, positive predictive value; SGA, small-for-gestational age.