No. of patients/deaths | Admission serum potassium level, mmol/L | P for interaction | |||
---|---|---|---|---|---|
< 3.7 | 3.7–4.7 | ≥4.8 | |||
Age, years | |||||
< 65 | 5772/956 | 1.06 (0.89, 1.26) | 1.00 | 1.34 (1.14, 1.57) | 0.790 |
≥ 65 | 7687/2139 | 1.13 (1.00, 1.28) | 1.00 | 1.21 (1.09, 1.34) | |
Sex | |||||
Male | 7543/1766 | 1.13 (0.98, 1.31) | 1.00 | 1.34 (1.20, 1.50) | 0.043 |
Female | 6078/1388 | 1.11 (0.97, 1.28) | 1.00 | 1.14 (0.99, 1.31) | |
Creatinine, mg/dl | |||||
< 1.50 | 6295/1345 | 1.07 (0.93, 1.24) | 1.00 | 1.33 (1.15, 1.54) | 0.401 |
≥ 1.50 | 7324/1808 | 1.13 (0.98, 1.30) | 1.00 | 1.20 (1.08, 1.34) | |
Urine output, ml/24 h | |||||
< 1120 | 6487/1943 | 1.08 (0.96, 1.23) | 1.00 | 1.23 (1.11, 1.37) | 0.222 |
≥ 1120 | 6520/1069 | 1.11 (0.94, 1.31) | 1.00 | 1.23 (1.06, 1.43) | |
Vasopressin use | |||||
Yes | 5907/1728 | 1.15 (1.01, 1.32) | 1.00 | 1.34 (1.19, 1.51) | 0.265 |
No | 7714/1426 | 1.07 (0.92, 1.24) | 1.00 | 1.13 (0.99. 1.28) | |
Renal replacement therapy | |||||
Yes | 365/177 | 1.62 (1.03, 2.54) | 1.00 | 1.58 (1.12, 2.23) | 0.926 |
No | 13,265/2977 | 1.11 (1.00, 1.23) | 1.00 | 1.22 (1.12, 1.34) |