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Table 3 The results of the multivariate analysis

From: Association between preoperative serum sodium and postoperative 30-day mortality in adult patients with tumor craniotomy

Exposure

Model 1 (OR, 95% CI,P)

Model 2 (OR, 95% CI,P)

Model 3 (OR, 95% CI,P)

Na

0.911 (0.888, 0.936) < 0.00001

0.927 (0.902, 0.952) < 0.00001

0.967 (0.941, 0.994) 0.01588

Na groups

   

Hypernatremia group (Na ≥ 146)

Ref

Ref

Ref

Normal serum Na group (Na ≥ 135, < 146)

0.400 (0.216, 0.741) 0.00359

0.431 (0.231, 0.803) 0.00805

0.621 (0.315, 1.224) 0.16846

Hyponatremia group (Na < 135)

0.949 (0.498, 1.808) 0.87345

0.864 (0.451, 1.658) 0.66079

0.831 (0.409, 1.687) 0.60853

  1. Model 1 (nonadjusted model): not adjusted for any covariate. Model 2 (minimally adjusted model): adjusted for sex and age range. Model 3 (fully adjusted model): adjusted for sex, age range, diabetes, serum WBC, HCT, PLT, BUN and Cr, severe COPD, CHF, hypertension, renal failure, dialysis, steroid use for chronic condition, disseminated cancer, and preoperative systemic sepsis. OR, odds ratio; CI: confidence, Ref: reference
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BMC Neurology

ISSN: 1471-2377

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