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Percentage of normal patients and patients with CAD and vasospasm according to chronic kidney disease stage.
| CKD stage 1 | CKD stage 2 | CKD stage 3 | P value | |
|---|---|---|---|---|
| N = 245 | N = 518 | N = 156 | ||
| Coronary artery disease | 15 (6.1%) | 35 (6.8%) | 10 (6.4%) | 0.998 |
| Coronary vasospasm | 122 (49.8%) | 258 (49.8%) | 78 (50%) | |
| Normal | 108 (44.1%) | 225 (43.4%) | 68 (43.6%) |
Statistical significance based on chi-square test. CAD: coronary artery disease; CKD: chronic kidney disease.
