... patients by sex and status stenosis.Total Male(n=103) Female(n=39)n % n % n % Non stenosis 17 12,0 7 6,8 10 25,6 <0,05Nonobstractive 73 51,4 54 52,4 19 48,8 >0,05Obstractive 52 36,6 42 40,8 ... coronary arteries by 64-MSCT compared to QCA.QCA64-MSCTObstructive Nonobstructive Total (segments)Obstructive45 4 49Nonobstructive4 322 326Total (segments)49 326 375- Sensitivity: 91.8% ... calcification plaque, 39.9% mixed plaques, 47.8% non- calcification plaque. 94.4% are not concentric plaque.+ Up to 36.6% of the subjects have obstructive, 51.4% nonobstructive and 12.0% no stenosis....