Table 1 Study cohorts’ characteristics at baseline
Period 1 | Period 2 | |||||
|---|---|---|---|---|---|---|
Non-Contrast | Contrast | p-value | Non-Contrast | Contrast | p-value | |
CT scan type (n = 109) | CT scan type (n = 121) | CT scan type (n = 165) | CT scan type (n = 205) | |||
Age | 70 [59, 81] | 68 [54, 77] | 0.34 | 74 [60, 84] | 65 [51, 76] | <0.001 |
Male | 57 (52 %) | 64 (53 %) | 0.93 | 97 (59 %) | 121 (59 %) | 0.96 |
BL eGFR | 66 [43, 94] | 72 [58, 104] | 0.11 | 64 [37, 87] | 74 [58, 96] | <0.001 |
BL eGFR > 60 mL/min | 62 (57 %) | 85 (70 %) | 0.04 | 89 (54 %) | 147 (73 %) | <0.001 |