Table 1 Demographics and baseline clinical characteristics of 52 patients with CAD

No. of patients

52

21 (40.4)

31 (59.6)

Age (years) ^a

66.7 ± 7.9

64.3 ± 8.6

68.5 ± 7.2

Gender

0.001

 Male

25 (48.1)

16 (64.0)

9 (29.0)

 Female

27 (51.9)

5 (36.0)

22 (71.0)

BMI(kg/m ²) ^a

24.8 ± 3.5

25.5 ± 3.7

24.3 ± 3.3

EF (%) ^a

69.4 ± 4.4

69.6 ± 4.6

69.3 ± 4.4

Risk factors

 Hypertension

31/52(59.6)

12/21 (57.1)

19/31 (61.3)

 Diabetes mellitus

13/52(25.0)

5/21 (23.8)

8/31 (26.8)

 Hyperlipidemia

22/52(42.3)

11/21 (52.4)

11/31 (35.5)

 Smoking

13/52(25.0)

6/21 (28.6)

7/31 (22.6)

NYHA Classification

0.523

 I

39/52(75.0)

17 (81.0)

22 (71.0)

 II

13/52(25.0)

4 (19.0)

9 (29.0)

CAD in target vessels

 No. of vessels

72

25 (34.7)

47 (65.3)

 LAD

44 (61.1)

20 (45.5)

24 (54.5)

 LCX

12 (16.7)

3 (25.0)

9 (75.0)

 RCA

16 (22.2)

2 (12.5)

14 (87.5)

 CCTA (DS ≥ 50%)

63 (87.5)

25 (39.7)

38 (60.3)

 Interval between CCTA and invasive FFR (day) †

17.5(4.5–72)

11(5–39.5)

37(2–76)