Table 4 Creatinine

Creatinine (per 10 micromol/L)

1.11 (1.09; 1.13)****

1.10 (1.08; 1.12)****

1.08 (1.07; 1.10)****

Age (per 10 years)

–

1.92 (1.73; 2.12)****

1.74 (1.56; 1.92)****

Male vs female

–

1.04 (0.86; 1.25)

1.19 (0.98; 1.44)

Time from blood test to surgery (per hour)

–

–

1.00 (1.00; 1.00)

Acute vs eletive surgery

–

–

1.62 (1.31; 1.92)****

I. Gastroduodenal (N = 362)

–

–

6.00 (3.32; 10.86)****

III. Small bowel (N = 291)

–

–

3.32 (1.79; 6.14)****

IV. Appendix (N = 178)

–

–

1.14 (0.53; 2.43)

V. Colon (N = 1426)

–

–

4.37 (2.47; 7.71)****

VI. Rectum (N = 496)

–

–

4.03 (2.11; 7.69)****

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

-

-

3.92 (2.20; 6.99)****