no previous CAD
  CAD after angio
(n=240, 16.5%)
no CAD after angio
(n=1212, 83.5%)
P value
Age 68.3 ± 10.5 66.4 ± 10.8 0.01
Height 171.1 ± 8.6 170.5 ± 9.8 0.338
Body weight 82.2 ± 15.2 81.8 ± 17.1 0.748
Abdomen circumference 98.1 ± 13.7 98.6 ± 13.7 0.651
BMI 28.0 ± 4.5 28.1 ± 5.0 0.946
Sex (male) 143 (60.1%) 629 (52.5%) 0.033
Risk factors/concomitant diseases
Hypertension 170 (70.8%) 845 (69.7%) 0.758
Dyslipidemia 127 (52.9%) 500 (41.3%) 0.001
DM 53 (22.1%) 231 (19.1%) 0.286
COPD 23 (9.6%) 93 (7.7%) 0.3
Renal failure 13 (5.4%) 47 (3.9%) 0.286
PAD 14 (5.8%) 50 (4.1%) 0.231
Stroke 12 (5.0%) 30 (2.5%) 0.054
Smoking 79 (32.9%) 336 (27.7%) 0.118
Symptoms
Classic AP 124 (51.7%) 474 (39.1%) <0.0001
Atypical AP 66 (27.5%) 404 (33.3%) 0.83
Exertionaldyspnea 107 (44.6%) 525 (43.3%) 0.722
Number of AP per week 2.8 ± 3.2 3.1 ± 4.2 0.153
Number of NTG-intake per week 1.1 ± 2.8 0.5 ± 1.8 0.004
Stress test (performed)
Bicycle-ECG 152 (63.3%) 802 (66.2%) 0.413
Stress echocardiography 22 (9.2%) 101 (8.3%) 0.703
Scintigraphy 18 (7.5%) 97 (8.0%) 0.896
cMR 6 (2.5%) 14 (1.2%) 0.123
Any positive stress test 98 (40.8%) 469 (38.7%) 0.563
Table 2: Demographics of patients without known CAD.