Table 2. Prevalence of chronic kidney disease (CKD) stages by gender.

	Total Sample			2001 Sample			2003 Sample
	Total (N = 478)	Men (N = 210)	Women (N = 268)	Total (N = 368)	Men (N = 165)	Women (N = 203)	Total (N = 110)	Men (N = 45)	Women (N = 65)
Mean eGFR (ml/min/1.73 m2)	89.93	80.12	97.62	88.51	78.90	96.31	94.70	84.58	101.71
Total CKD (%)	19.87	28.10	13.43	21.20	29.09	14.78	15.45	24.44	9.23
Stage 1 (%)	2.51	0.95	3.73	1.90	0	3.45	4.55	4.44	4.62
Stage 2 (%)	3.14	3.81	2.61	3.80	4.24	3.45	0.91	2.22	0
Stage 3 (%)	13.60	21.90	7.09	14.95	23.64	7.88	9.09	15.56	4.62
Stage 4 (%)	0.42	0.95	0	0.54	1.21	0	0	0	0
Stage 5 (%)	0.21	0.48	0	0	0	0	0.91	2.22	0