Table 1 Baseline characteristics in patients with NSTE-ACS according to age category
Baseline characteristics | <65 Years | ≥ 65 Years | p value |
|---|---|---|---|
N (%) | |||
N (%) | 135 (67.5%) | 65 (32.5%) | - |
Age (mean ± SD) years | 52.46 ± 8.09 | 71.82 ± 6.03 | <0.0001 |
Female gender | 30 (22.2%) | 29 (44.6%) | 0.001 |
Hypertension | 84 (62.2%) | 55 (84.6%) | 0.001 |
Diabetes | 58 (43%) | 40 (61.5%) | 0.014 |
IHD | 57 (42.2%) | 39 (60%) | 0.018 |
Family history | 44 (32.6%) | 21 (32.3%) | 0.9 |
Smoking | 57 (42.2%) | 12 (18.5%) | 0.001 |
Hyperlipidaemia | 26 (19.3%) | 19 (29.2%) | 0.1 |
Stroke | 3 (2.2%) | 3 (4.6%) | 0.3 |
Atrial fibrillation (new or old) | 9 (6.7%) | 8 (12.3%) | 0.1 |
Prior catheterization | 9 (6.7%) | 8 (12.3%) | 0.18 |
Prior PCI | 14 (21.5%) | 21 (15.6%) | 0.29 |
Prior CABG | 1 (0.7%) | 4 (6.2%) | 0.02 |
Dyspnoea | 34 (25.2%) | 25 (38.5%) | 0.054 |
Positive troponin | 57 (42.2%) | 36 (55.4%) | 0.08 |
Pulse rate (mean ± SD) BPM | 84.3 ± 21.5 | 85.8 ± 22.3 | 0.6 |
SBP (mean ± SD) mmHg | 135.3 ± 24.3 | 139 ± 27.4 | 0.3 |
DBP (mean ± SD) mmHg | 82.2 ± 13.2 | 79.03 ± 11.7 | 0.09 |
Ejection fraction | 54.8 ± 11.6 | 51.6 ± 11.9 | 0.1 |
Blood sugar | 182.6 ± 110.1 | 197.08 ± 109.9 | 0.4 |
Urea (mean ± SD) mg/dL | 35.6 ± 15.05 | 47.2 ± 20.6 | <0.0001 |
Creatinine (mean ± SD) Mg/dL | 0.9 ± 0.3 | 1.04 ± 0.3 | 0.01 |
Estimated GFRa (mean ± SD) ml/min/1.73 m2 | 90.75 ± 20.11 | 67.4 ± 20.13 | <0.0001 |
Haemoglobin (mean ± SD) gm/L | 13.7 ± 2.06 | 12.7 ± 1.9 | 0.006 |
WBC (mean ± SD) × 103/mcL | 9.369 ± 3.027 | 9.362 ± 2.859 | 0.9 |
Platelets count (mean ± SD)/mcL | 235020 ± 77.075 | 236250 ± 76.375 | 0.9 |
Hospitalization duration (mean ± SD) days | 4.9 ± 2.7 | 4.8 ± 2.8 | 0.7 |
GRACE risk class | |||
 Low | 75 (55.6%) | 9 (13.8%) | <0.0001 |
 Intermediate | 39 (28.9%) | 12 (18.5%) | |
 High | 21 (15.6%) | 44 (67.7%) | |