Table 1.
Characteristics of all patients categorized by presence of coronary artery disease (CAD) from coronary angiograms
| All patients n=210 |
CAD n=132 |
Non-CAD n=78 |
P-value | |
|---|---|---|---|---|
| Mean age, years ± SD | 71.02±9.49 | 71.17±9.59 | 70.76±9.37 | 0.766 |
| Male sex, n (%) | 127 (60.48) | 89 (67.42) | 38 (48.72) | 0.007 |
| Comorbid diseases, n (%) | ||||
| Hypertension | 160 (76.19) | 103 (78.03) | 57 (73.08) | 0.415 |
| Diabetes mellitus | 103 (49.05) | 74 (56.06) | 29 (33.18) | 0.008 |
| Dyslipidemia | 90 (42.86) | 57 (43.18) | 32 (42.31) | 0.902 |
| Pulmonary disease | 28 (13.33) | 16 (12.12) | 12 (15.38) | 0.501 |
| Connective tissue disease | 3 (1.43) | 2 (1.52) | 1 (1.28) | 1.000 |
| Stroke | 25 (11.90) | 17 (12.88) | 8 (10.26) | 0.571 |
| Cirrhosis | 3 (1.43) | 3 (2.27) | 0 | 0.296 |
| Cancer | 13 (6.15) | 6 (4.55) | 7 (8.97) | 0.240 |
| Post-PTCA | 54 (25.71) | 31 (23.48) | 23 (29.49) | 0.336 |
| Previous CAD | 35 (16.67) | 24 (18.18) | 11 (14.10) | 0.443 |
| Other factors | ||||
| Family history of CAD | 2 (0.95) | 2 (1.52) | 0 | 0.531 |
| Chest pain more than twice in 24 hours | 75 (37.29) | 51 (38.64) | 21 (26.92) | 0.084 |
| Smoking | 13 (6.19) | 8 (6.06) | 5 (6.41) | 1.000 |
| Aspirin use | 135 (64.29) | 87 (65.91) | 48 (61.51) | 0.523 |
| TIMI risk score | ||||
| Mean ± SD | 2.74±1.29 | 2.90±1.31 | 2.46±1.22 | 0.015 |
| TIMI categories | ||||
| Low risk (TIMI 1, 2) | 101 (48.10) | 60 (45.45) | 41 (52.56) | 0.290 |
| Moderate risk (TIMI 3, 4) | 87 (41.43) | 55 (41.67) | 32 (41.03) | |
| High risk (TIMI 5, 6) | 22 (10.48) | 17 (12.88) | 5 (6.41) | |
| Electrocardiographic findings | 0.004 | |||
| Non-myocardial infarction | 136 (64.76) | 75 (56.82) | 61 (78.21) | |
| ST-elevation myocardial infarction | 18 (8.57) | 16 (12.12) | 2 (2.56) | |
| Non-ST-elevation myocardial infarction | 56 (26.67) | 41 (31.06) | 15 (19.23) | |
| eGFR (mL/min/1.73 m2) | 0.031 | |||
| Mean ± SD | 40.36±0.87 | 38.91±1.13 | 42.81±1.32 | |
| eGFR by category | ||||
| CKD stage 3 | 166 (79.05) | 104 (78.79) | 62 (79.79) | 0.094 |
| CKD stage 4 | 37 (17.62) | 21 (15.91) | 16 (20.51) | |
| CKD stage 5 | 7 (3.33) | 7 (5.30) | 0 | |
| HS Trop T (ng/mL) | 0.008 | |||
| Mean ± SD | 0.4973±1.5186 | 0.0384±0.0534 | ||
| HS Trop T (ng/mL) by CKD category | ||||
| CKD stage 3 | 0.5152±1.6712 | 0.0304±0.0307 | 0.023 | |
| CKD stages 4 and 5 | 0.4306±0.7272 | 0.0693±0.0976 | 0.055 |
Abbreviations: SD, standard deviation; PTCA, percutaneous transluminal coronary angioplasty; TIMI, thrombolysis in myocardial infarction; eGFR, estimated glomerular filtration rate; CKD, chronic kidney disease; HS Trop T, high-sensitivity troponin T.