Table 10.

Pontomesencephalic angle (PMA): Age group wise.

Age Group in Yrs	Total count (514)	Mean (Degree)	SD	Percentiles
				5%	10%	25%	50%	75%	90%	95%
<1 year	6	38.33	11.656	29.00	29.00	30.50	34.00	46.50	46.50	46.50
1–10	51	40.16	12.869	21.60	22.20	33.00	39.00	46.00	53.80	61.80
11–20	63	38.43	9.010	22.40	26.00	32.00	37.00	45.00	50.00	53.60
21–30	83	37.12	7.431	24.25	26.00	33.00	37.00	42.75	46.00	48.00
31–40	91	37.15	9.295	22.00	25.00	30.00	37.00	44.00	48.80	52.20
41–50	55	38.71	7.448	25.80	27.00	34.00	38.00	44.00	49.00	51.00
51–60	68	38.96	9.467	24.90	27.00	32.00	38.00	47.00	51.00	54.10
61–70	63	42.05	9.598	27.00	28.90	35.75	42.50	48.00	55.00	59.85
71–80	25	37.32	8.370	24.00	24.60	30.00	38.00	43.00	49.80	52.40
81–90	9	51.33	20.390	31.00	31.00	38.00	45.00	56.50	56.50	56.50