Variables Data Nd
Biodemographic Data    
Age, years 67.5 ± 13.4 227/227
Women 52.0% 118/227
Ethnics:Caucasian 83.3 % 189/227
Non Caucasian 16.7 % 38/227
Diseases    
Arterial Hypertensiona 70.9% 158/223
Atrial Fibrillationc 69.1% 154/223
CardiacFailurea 39.5% 88/223
Dyslipidemiab 35.9% 80/223
Obesitya 13.5% 30/223
Acute myocardial infarctionc 11.2% 25/223
Hypothyroidismb 11.2% 25/223
Strokea 7.6% 17/223
Chronic Renal Failurea 4.0% 09/223
NephroticSyndromea 0.5% 01/223
Other Diseases non related with INRc 98.6% 220/223
Concomitantmedicationsd    
INR increase 72.2% 161/223
INR decrease 28.7% 64/223
Increase and/or decrease INR 3.1% 07/223
Withoutinfluenceon INR 94.2% 210/223
Average of number of medications used 4.4 ± 2.6 223
Target INR Range (2.0-3.0)e 78.0% 177/227
Weekly dose warfarin, mg 25.4 ±12.8 227
aComorbidities that increase INR. bComorbidities that decrease INR. cComorbidities
without clinical influence. dData from 4 patients are missing. eTarget INR range
for mechanical valves and recurring systemic embolism is 2.5-3.5 and for other
indications is 2.0-3.0 (29). INR: International Normalization Ratio; N: Number of
Patients.
Table 1: Biodemographic and clinical data of the studied population