Table 8.

Comparative values of the Evans’ Index for Group II.

Age group	Min	Max	Mean ± SD
0–12 months	0.259	0.491	0.344±0.055
>12–36 months	0.208	0.478	0.352±0.085
>3–6 years	0.278	0.519	0.368±0.066
>6–9 years	0.197	0.456	0.345±0.062
>9–12 years	0.245	0.400	0.319±0.046
>12–15 years	0.215	0.428	0.328±0.060
>15–18 years	0.274	0.465	0.389±0.071