Evaluating costal cartilage for sex and age estimation from PA chest radiographs of North Indian population: a retrospective study

Egyptian Journal of Forensic Sciences

Table 1 Age distribution with statistical analysis of whole sample and both sexes

Age group	Average	Count	Std dev	Minimum	Maximum	Median
0–20	16.22	100	2.88	5	20	17
21–30	25.58	50	3.03	20	30	25
31–40	35.36	50	2.76	31	40	35
41–50	44.78	50	2.54	40	50	45
51–60	55.58	50	2.35	51	60	55.5
61–70	65.58	50	2.29	62	70	65
71 and above	77.92	100	4.36	71	90	77
Male
0–20	15.72	50	3.70	5	20	16
21–30	24.08	25	2.32	20	28	24
31–40	35.24	25	2.62	31	40	35
41–50	45.4	25	2.48	42	50	45
51–60	55.16	25	2.21	51	60	55
61–70	65.52	25	2.16	63	70	65
71 and above	78.14	50	4.63	71	90	78
Female
0–20	16.72	50	2.32	12	20	17
21–30	27.08	25	2.99	21	30	26.02
31–40	35.48	25	2.72	31	40	35.74
41–50	44.16	25	2.13	42	48	47
51–60	56	25	2.38	51	60	56
61–70	65.64	25	2.46	62	70	65
71 and above	77.70	50	4.07	71	89	76.5