| Sodium (mEq/L) | ||
---|---|---|---|
 | < 135 | 135–145 | > 145 |
 | (n = 71,783) | (n = 646,416) | (n = 7795) |
Thromboembolism | 1.40 (1.32–1.49) | Reference | 1.66 (1.46–1.89) |
Mortality | 1.36 (1.30–1.41) | Reference | 1.40 (1.28–1.53) |
Composite morbiditya | 2.04 (2.00–2.08) | Reference | 3.86 (3.67–4.06) |
 Wound | 1.27 (1.22–1.32) | Reference | 1.28 (1.15–1.43) |
 Cardiac | 1.24 (1.17–1.31) | Reference | 1.42 (1.24–1.62) |
 Respiratory | 1.67 (1.62–1.72) | Reference | 1.96 (1.82–2.11) |
 Urinary | 2.07 (1.96–2.19) | Reference | 4.22 (3.78–4.70) |
 CNS | 1.36 (1.24–1.49) | Reference | 2.34 (1.95–2.81) |
 Sepsis | 1.65 (1.59–1.70) | Reference | 2.20 (2.04–2.38) |
Bleeding | 1.81 (1.76–1.86) | Reference | 2.10 (1.96–2.26) |
Return to operation room | 1.43 (1.39–1.47) | Reference | 1.47 (1.37–1.58) |
Readmission (related)b | 1.19 (1.12–1.25) | Reference | 0.87 (0.73–1.03) |