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Table 3 Sodium

From: Preoperative risk factors including serum levels of potassium, sodium, and creatinine for early mortality after open abdominal surgery: a retrospective cohort study

 

Unadjusted

Adjusted for age and sex

Fully adjusted

Hypernatremia (N = 140)

4.41 (3.09; 6.28)****

4.03 (2.78; 5.84)****

3.53 (2.38; 5.23)****

Hyponatremia (N = 1364)

2.12 (1.79; 2.51)****

2.12 (1.78; 2.52)****

1.61 (1.34; 1.93)****

Age (per 10 years)

2.02 (1.83; 2.24)****

1.82 (1.64; 2.01)****

Male vs female

1.34 (1.12; 1.60)**

1.47 (1.21; 1.77)****

Time from blood test to surgery (per hour)

1.00 (1.00; 1.00)

Acute vs eletive surgery

1.59 (1.29; 1.89)****

I. Gastroduodenal (N = 362)

5.79 (3.23; 10.41)****

III. Small bowel (N = 291)

3.24 (1.77; 5.95)****

IV. Appendix (N = 178)

1.08 (0.51; 2.29)

V. Colon (N = 1426)

3.91 (2.23; 6.85)****

VI. Rectum (N = 496)

3.48 (1.83; 6.60)****

VII. Herniotomy, adhesiolysis, splenectomy, and diagnostic purposes (N = 723)

4.01 (2.27; 7.10)****

  1. Odds ratios and 95% confidence intervals for 30 day mortality. Biliary surgery (N = 214) and normonatremia (N = 2186) were used as reference for their respective groups
  2. Adjusted for age, sex, surgical priority( elective vs. emergency) and type of surgery(I-VII)
  3. ****P < 0.0001, ***P < 0.001, **P < 0.01