Table 3.
Developmental outcome at age 2 years and relationships to head turn preference.
Mean (±SD); or median (IQ); or N (%) for whole sample (n = 70) | Mean (±SD); or median (IQ); or N (%) among those with severe head turn preference (n = 38) | Mean (±SD); or median (IQ); or N (%) among those without severe head turn preference (n = 32) | *P value | |
---|---|---|---|---|
Bayley cognitive | 86.8 (±10.0) | 85.2 (±9.6) | 89.0 (±10.2) | 0.10 |
Bayley language | 89.1 (±12.9) | 86.7 (±13.7) | 92.4 (±11.1) | 0.052 |
Receptive language | 7.9 (±2.3) | 7.5 (±2.4) | 8.6 (±2.0) | 0.06 |
Expressive language | 8.4 (±2.4) | 7.9 (±2.6) | 9.0 (±1.8) | 0.049 |
Bayley motor | 84.5 (±11.7) | 82.3 (±12.2) | 87.3 (±10.6) | 0.07 |
Fine motor | 8.0 (±2.2) | 7.5 (±2.0) | 8.8 (±2.2) | 0.02 |
Gross motor | 6.8 (±2.3) | 6.6 (±2.5) | 7.0 (±2.0) | 0.44 |
NNNS: NICU Network Neurobehavioral Scale.
p value from investigating relationships between the Head Turn Preference Scale categorical score and the developmental outcome measures using linear regression.