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Table 1 Patient baseline characteristics

From: Diagnostic accuracy of coronary computed tomography angiography-derived fractional flow reserve

Parameter

Number of patients (54)

Age (y)

65 ± 8

Male sex

63% (34)

Weight (kg)

66 ± 11

Height (cm)

165 ± 8

Body mass index (kg/m2)

24 ± 3

Cardiovascular risk factors

 Systolic blood pressure (mm Hg)

131 ± 20

 Diastolic blood pressure (mm Hg)

76 ± 14

 Angina pectoris

20% (11)

 Diabetes

19% (10)

 Hypertension

57% (31)

 Hyperlipidemia

7% (4)

Coronary CT angiography

Agatston score, % (n)

 0–399

69% (37)

 400–799

22% (12)

  > 799

9% (5)

 CCTA stenosis ≥ 50% (patient)

56% (30)

 CCTA stenosis ≥ 50% (vessel)

65% (51)

 AccuFFR ≤ 0.80 (patient)

37% (20)

 AccuFFR ≤ 0.80 (vessel)

32% (25)

Vessel location, % (n)

 LM/LAD

58% (45)

 LCX

13% (10)

 RCA

18% (14)

 Multi-vessels

11% (9)

Stenosis degree, % (n)

  < 50%

43% (23)

  ≥ 50%

57% (31)

 FFR ≤ 0.8

41% (22)

  1. CT computed tomography, CCTA coronary computed tomography angiography, LM left main artery, LAD left anterior descending artery, LCX left circumflex artery, RCA right coronary artery, FFR fractional flow reserve