Cephalic Index in the First Three Years of Life: Study of Children with Normal Brain Development Based on Computed Tomography

Table 2

Cephalic index in children with normal brain development (mean ± SD).

Age categories	Cephalic index total	Cephalic index female	Cephalic index male	𝑃; F versus M
	Mean ± SD	Mean ± SD	Mean ± SD
0–3 months	80.19±7.49	81.04±7.48	79.09±7.78	𝑃=0.549 (NS)
4–6 months	81.45±7.98	79.54±8.40	83.99±6.84	𝑃=0.103 (NS)
7–12 months	83.15±7.98	80.80±7.37	85.59±7.63	𝑃=0.027
<2 years	81.05±5.24	81.99±5.53	80.53±5.12	𝑃=0.42 (NS)
<3 years	79.76±5.56	78.98±5.23	80.15±5.82	𝑃=0.61 (NS)
	81.45±7.06	80.54±7.20	82.22±6.87

SD: standard deviation; NS: not significant.