Table 2. Demographic characteristics of the sample.

Characteristic		n (%)
Age (y)
	20–29	24 (13.0)
	30–39	88 (47.8)
	40–49	56 (30.4)
	50–59	10 (5.4)
	60–69	3 (1.6)
	>70	3 (1.6)
Sex
	Male	126 (68.5)
	Female	58 (31.5)