Table 2. Clinical and biological characteristics of the study population. Diamantina, MG, Brazil, 2015 (n^*=558).

Variable	%	Polypharmacy		p-value
		Yes (n*=210)	No (n*=348)
Medication
Way of acquisition				< 0,001†
Out-of-pocket	23,1	21,4	24,1
Out-of-pocket and SUS‡	10,0	21,9	2,9
SUS‡	63,8	53,8	69,8
Copayment system§	3,0	2,9	3,2
Self-care				< 0,001†
Yes	90,7	83,3	95,1
No	9,3	16,7	4,9
Diseases				< 0,001†
Hypertension	52,3	34,8	62,9
Diabetes	15,1	9,0	18,7
Diabetes and hypertension	32,6	56,2	18,4
Comorbidities
Stroke				0,0049†
Yes	6,1	10,0	3,7
No	93,9	90,0	96,3
Hypercholesterolemia				0,0026†
Yes	4,1	7,6	2,0
No	95,9	92,4	98,0
Depression				0,0051†
Yes	5,7	9,5	3,4
No	94,3	90,5	96,6
Coronary artery disease				0,0240‖
Yes	2,0	3,8	0,9
No	98,0	96,2	99,1
Acess to medical assistance
Medical consultation (months)				0,0338†
<3	59,3	65,2	55,7
≥3	40,7	34,8	44,3
Hospital admission				< 0,001†
Yes	15,2	26,7	8,3
No	84,8	73,3	91,7
Lifestyle and Health state
Alcohol consumption				< 0,001†
Yes	24,4	15,7	29,6
No	75,6	84,3	70,4
Self-reported health				0,0130†
Good	85,5	80,5	88,5
Poor	14,5	19,5	11,5
Pain / discomfort				< 0,001†
Yes	49,1	58,6	43,4
No	50,9	41,4	56,6

^*n = number of patients;

^†Pearson Chi-Square Test; Statistically significant p-value < 0.05;

^‡SUS = Brazilian Unified Health System;

^§Copayment system - Brazilian Popular Pharmacy;

^‖Fisher Exact Test