Table 1.
Baseline characteristicsa
| Factor | All Patients (n = 1027) | CKD and PAD (n = 210) | CKD Alone (n = 124) | PAD Alone (n = 388) | No CKD or PAD (n = 305) | P |
|---|---|---|---|---|---|---|
| Age (yr; mean ± SD) | 67 ± 11 | 72 ± 10 | 66 ± 11 | 67 ± 11 | 63 ± 12 | <0.001 |
| Male (n [%]) | 672 (65) | 142 (68) | 82 (66) | 253 (65) | 195 (64) | 0.850 |
| Black (n [%]) | 187 (18) | 44 (21) | 14 (11) | 86 (22) | 43 (14) | <0.006 |
| Diabetes (n [%]) | 354 (34) | 105 (50) | 43 (35) | 133 (34) | 73 (24) | <0.001 |
| CVD (n [%]) | 727 (71) | 182 (87) | 88 (71) | 287 (74) | 170 (56) | <0.001 |
| SBP ≤110 (mmHg; n [%]) | 165 (16) | 14 (7) | 40 (32) | 46 (12) | 65 (21) | <0.001 |
| SBP ≥140 (mmHg; n [%]) | 624 (61) | 159 (76) | 61 (49) | 250 (64) | 154 (50) | <0.001 |
| Hypercholesterolemia (n [%]) | 390 (38) | 81 (39) | 48 (39) | 162 (42) | 99 (32) | 0.100 |
| Smoking (n [%]) | 701 (68) | 136 (65) | 73 (59) | 282 (73) | 210 (69) | 0.030 |
| No. of contrast exposures (median [quartiles]) | 2.0 (1, 3) | 2.0 (1, 3) | 2.0 (1, 3) | 2.0 (1, 3) | 1.0 (0, 3) | 0.570 |
a
CKD, chronic kidney disease; CVD, cardiovascular disease; PAD, peripheral arterial disease; SBP, systolic BP.