IJCS | Volume 31, Nº2, March / April 2018

92 Barbosa et al. Impact of risk factors on MRS costs Int J Cardiovasc Sci. 2018;31(2)90-96 Original Article Table 1 – Patients’ characteristics Number of cardiovascular risk factors 1 2 3 4 5 6 p Demographic profile Number of patients /group 7 32 75 78 36 11 Age, mean (± SD) 62.6 (8.7) 63.6 (8.0) 62.0 (10.0) 62.0 (8.1) 59.3 (8.2) 59.3 (8.8) 0.387 Male, n 6 24 51 52 28 7 0.699 Anthropometric data, mean (± SD) Weight (Kg) 67.1 (10.0) 73.8 (16.4) 73.1 (11.9) 77.7 (13.1) 79.9 (15.4) 87.6 (15.4) 0.002 Height (m) 1.62 (0.09) 1.66 (0.10) 1.65 (0.10) 1.64 (0.08) 1.62 (0.06) 1.67 (0.12) 0.421 BMI (kg/m 2 ) 25.7 (3.3) 26.5 (4.0) 26.9 (3.8) 28.9 (4.2) 30.3 (5.4) 31.4 (4.3) < 0.001 Cause of hospitalization, n Stable CAD without angina 0 3 4 2 2 1 Stable angina 5 18 40 45 18 3 Unstable angina 0 4 14 14 6 2 0.743 NSTEMI 1 4 11 7 5 3 STEMI 1 2 5 8 5 2 Others 0 1 1 2 0 0 Clinical history, n Systemic arterial hypertension 2 29 73 78 36 11 < 0.001 Diabetes mellitus 0 5 25 44 26 10 < 0.001 Dyslipidemia 2 11 60 69 31 10 < 0.001 Current smoking 2 3 12 26 19 5 < 0.001 Past smoking 1 10 25 28 13 6 0.624 Sedentary lifestyle 0 1 5 14 21 10 < 0.001 Previous myocardial infarction 2 16 43 40 19 7 0.710 Previous coronary angioplasty 0 1 6 11 3 1 0.479 Arrhythmia 0 0 2 2 1 0 0.930 Family history of CAD 0 2 10 11 12 4 0.009 Peripheral artery disease 0 1 6 7 4 2 0.615 Carotid artery disease 0 0 2 4 0 0 0.495 Chronic kidney disease 0 0 3 9 5 2 0.087 Chronic obstructive pulmonary disease 0 1 6 1 3 0 0.299 Alcoholism 0 2 5 4 1 0 0.869 Illicit drug use 0 0 1 3 0 0 0.588 Previous stroke 0 1 3 2 3 0 0.681 Hypothyroidism 0 1 1 5 1 0 0.571 Obesity 0 3 12 33 17 8 < 0.001