Table 3. Prevalence of CKD according to health conditions in older adults in Rio Branco, state of Acre, 2014.

Variable	Total		CKD						p
			Yes			No
	n	N	n	N	%	n	N	%
Self-assessment of health									0.014
Very good/Regular	824	19,774	170	3,906	19.8	654	15,868	80.2
Bad/Very bad	159	3,642	49	1,073	29.5	110	2,569	70.5
BMI (kg/m 2 )*									0.031
< 25.0	333	7,844	59	1,275	16.3	274	6,569	83.7
25.0–29.9	367	8,816	83	1,944	22.1	284	6,872	77.9
≥ 30.0	248	5,932	69	1,565	26.4	179	4,367	73.6
Hypertension*									0.008
No	231	5.571	32	728	13.1	199	4,843	86.9
Yes	744	17,618	186	4,231	24.0	558	13,387	76.0
Diabetes*									< 0.001
No	820	19,501	152	3,381	17.3	668	16,120	82.7
Yes	161	3,848	67	1,599	41.5	94	2,249	58.5
Dyslipidemia*									0.032
No	198	4,753	32	743	15.6	166	4,010	84.4
Yes	784	18,629	187	4,236	22.7	597	14,393	77.3
Metabolic syndrome*									< 0.001
No	618	14,842	105	2,385	16.1	513	12,458	83.9
Yes	356	8,363	111	2,536	30.3	245	5,827	69.7
Other self-reported CVD (CHF, MI, CVA, arrhythmia)*									0.462
No	830	19,834	182	4,132	20.8	648	15,702	79.2
Yes	138	3,219	34	766	23.8	104	2,453	76.2
Use of medicines									0.034
No	231	5,934	42	1,020	17.2	189	4,914	82.8
Yes	752	17,482	177	3,960	22.6	575	13,522	77.4
Hospitalization in the past 12 months*									0.055
No	791	18,869	167	3,843	20.4	624	15,026	79.6
Yes	158	3,769	49	1,077	28.6	109	2,692	71.4

N: expanded n from the sampling weights and design; %: proportion from N; χ ² = p: Pearson’s chi-squared test; BMI: body mass index; CVD: cardiovascular diseases; CHF: congestive heart failure; MI: myocardial infarction; CVA: cerebrovascular accident

* The differences in relation to the total are due to the lack of information in the variable.