Table 1.
Baseline characteristics of total patients
| Characteristic | Total (n = 286, 100%) | SSS |
p value | |
|---|---|---|---|---|
| < 4 (n = 177, 61.9%) | ≥ 4 (n = 109, 38.1%) | |||
| SSSa | 2 (0-29) | 1 (0-3) | 6 (4-29) | < 0.001 |
| Age, yr | 60.2 ± 13.2 | 60.4 ± 13.6 | 59.9 ± 12.7 | 0.733 |
| Male sex | 168 (58.7) | 105 (59.3) | 63 (57.8) | 0.477 |
| Smoking | 103 (36.0) | 47 (26.6). | 56 (51.3) | 0.023 |
| Diabetes | 189 (66.1) | 110 (62.1) | 79 (72.5) | 0.037 |
| Hypertension | 208 (72.7) | 125 (70.6) | 83 (76.1) | 0.189 |
| Previous vascular disease | ||||
| Coronary artery disease | 46 (16.1) | 12 (6.8) | 34 (31.2) | < 0.001 |
| Peripheral artery disease | 9 (3.1) | 3 (1.7) | 6 (5.5) | 0.041 |
| Cerebrovascular accident | 33 (11.5) | 12 (6.8) | 21 (19.3) | 0.033 |
| hs-CRP, mg/Lb | 1.0 ± 1.0 | 0.7 ± 0.9 | 1.3 ± 1.2 | < 0.001 |
| LVEF, % | 56.0 ± 10.9 | 57.6 ± 9.9 | 53.4 ± 12.1 | 0.001 |
| Concentric LVH | 145 (50.7) | 87 (49.2) | 58 (53.2) | 0.293 |
| Composite cardiac endpointa | 77 (26.9) | 40 (22.6) | 37 (33.9) | 0.025 |
| Nonfatal ACS | 48 (16.8) | 24 (13.6) | 24 (22.0) | |
| Cardiac mortality | 29 (10.1) | 16 (9.0) | 13 (11.9) | |
| Non-cardiac mortality | 21 (7.3) | 13 (7.3) | 8 (7.3) | 0.597 |
| All-cause mortality | 50 (17.5) | 29 (16.3) | 21 (19.2) | 0.102 |
Values are presented as median (range), mean ± SD, or number (%).
SSS, summed stress score; hs-CRP, high-sensitivity C-reactive protein; LVEF, left ventricular ejection fraction; LVH, left ventricular hypertrophy; ACS, acute coronary syndrome.
a
Median with ranges.
b
Log transformed.