| Number at risk | Number of deaths | Relative risk | 95% CI | |
---|---|---|---|---|---|
Overall | |||||
 | Control | 3,694,377 | 74,367 | 1 [Reference] | - |
Case | 164,463 | 5,650 | 1.71 | 1.66-1.75 | |
Control with or without CKD | |||||
 | No CKD | 3,641,346 | 71,209 | 1 [Reference] | - |
With CKD | 53,031 | 3,158 | 3.05 | 2.94-3.15 | |
Case with or without CKD | |||||
 | No CKD | 151,018 | 4,853 | 1 [Reference] | - |
 | With CKD | 13,445 | 797 | 1.84 | 1.71-1.98 |