Table 3

Palatal Index and Cranial Index according to postmenstrual and gestational age (mean (SEM))

Postmenstrual age (weeks)
28323640536692
<32 weeks gestation
Palatal index0.30 (0.02)0.30 (0.01)0.30 (0.01)0.28 (0.02)0.31 (0.01)0.28 (0.02)0.27 (0.02)
 Cranial index1.42 n=191.57 n=231.58 n=151.48 n=121.29 n=81.31 n=101.31 n=10
32–35 weeks gestation
Palatal index0.29 (0.01)0.28 (0.01)0.29 (0.01)0.28 (0.01)0.27 (0.01)0.28 (0.02)
 Cranial index1.47 n=181.49 n=121.38 n=101.29 n=81.29 n=81.3 n=7
>35 weeks gestation
Palatal index0.29 (0.02)0.30 (0.01)0.31 (0.01)0.30 (0.01)0.30 (0.01)
 Cranial index1.33 n=91.3 n=121.31 n=101.29 n=91.3 n=10