Table 1.

Age and year-wise classification

	1985	1986	1995	1996	2005	2006
10-19		3	1		4
20-29	41	28	22	22	23	24
30-39	62	74	52	37	47	43
40-49	58	38	49	31	38	44
50-59	22	11	9	17	7	16
60-69	3	2	-	5	1	3
70-79	-	2	-	-
Total	186	158	133	112	120	130
Mean	38.8	36.8	38.2	38.7	37.0	39.6
SD	10.1	9.2	8.6	9.5	9.6	10.1
P	P > 0.05		P > 0.05		P > 0.05
Combined mean	38.2		39.1		38.4
SD	10.1		9.8		9.9
P	P > 0.05		P > 0.05		P > 0.05

Mean age of patients coming to treatment - 38 years. P value not significant.