Table 3.

Age distribution of the patients

Age group (years)	Frequency	Percent (%)
<20	4	0.74
20-29	18	3.35
30-39	29	5.4
40-49	69	12.85
50-59	118	21.97
60-69	122	22.72
70-79	108	20.11
>80	69	12.85
Total	537	100