Relationship of Stress Test Findings to Anatomic or Functional Extent of Coronary Artery Disease Assessed by Coronary Computed Tomography Angiography-Derived Fractional Flow Reserve
Table 1
Patient characteristics and associations with .
Patient characteristics
Total, , (%)
,, (%)
,, (%)
value
Age, mean (SD)
60.3 (11.5)
62.9 (11.5)
58.7 (11.2)
0.011
BMI, mean (SD)
29.5 (5.6)
30 (5.4)
29.2 (5.7)
0.316
Male
87 (42)
36 (46)
51 (40)
0.444
Diabetes
38 (18)
19 (24)
19 (15)
0.102
HPL
145 (70)
63 (80)
82 (65)
0.020
HTN
135 (66)
63 (80)
72 (57)
0.001
Chest pain during study
14 (7)
6 (8)
8 (6)
0.660
Arrhythmia
60 (30)
24 (32)
36 (29)
0.658
Hypertensive response
15 (8)
5 (7)
10 (8)
0.699
mm
71 (34)
22 (28)
49 (39)
0.115
DTS: intermediate risk
74 (50)
25 (51)
49 (50)
0.907
DTS: low risk
73 (50)
24 (49)
49 (50)
Duke treadmill score, mean (SD)
4.8 (4.8)
4.5 (4.7)
5 (4.9)
0.590
METS score, mean (SD)
10.3 (3.4)
9.6 (3.4)
10.7 (3.4)
0.065
Exercise duration
8.6 (3.3)
8.2 (3.3)
8.9 (3.3)
0.249
FFR-CT:
FFR-
94 (46)
54 (68)
40 (31)
<0.001
value calculated with -test, chi-sq test, or Fisher’s exact test, where appropriate. 58 PVCs and 2 NSVT/VT.
