Table 2. Patient distribution by age and gender.

Age range (years)	Male		Female		Total
<50	576	86%	91	14%	667
50–59	1310	88%	186	12%	1496
60–69	3222	83%	654	17%	3876
70–79	4222	77%	1253	23%	5475
80≤	1260	67%	616	33%	1876
Total	10590	79%	2800	21%	13390