Table 1.

Demographic characteristics of the study population.

		Frequency	Rates (%)
Sex	Male	3390	70.2
	Female	1440	29.8
Age of referral	0	869	18.0
	1	799	16.5
	2	1352	28.0
	3	1067	22.1
	4	541	11.2
	5	202	4.2
District	West Almeria	1845	38.2
	Central Almeria	2015	41.7
	East Almeria	970	20.1