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Table 3 Operation related factors

From: Pre and postoperative lactate levels and lactate clearance in predicting in-hospital mortality after surgery for gastrointestinal perforation

Characteristics

Survive to discharge

(N = 87)

In-hospital mortality

(N = 17)

P-value

Type

  

1.000

 Elective

18 (20.9)

3 (17.6)

 

 Emergency

69 (79.1)

14 (84.4)

 

Perforation site

  

0.294

 Stomach

8 (9.2)

1 (5.9)

 

 Small intestine

32 (36.7)

10 (58.9)

 

 Appendix

2 (2.3)

0 (0.0)

 

 Large intestine

45 (51.7)

6 (35.3)

 

Perforation cause

   

 Solid tumor

23 (26.4)

6 (35.3)

0.555

 Lymphoma

2 (2.3)

4 (23.5)

0.006*

Ascites

  

0.036

 Clear

28 (31.8)

1 (5.9)

 

 Contaminated

60 (68.2)

16 (94.1)

 

Stoma formation

53(61.6)

10 (58.8)

0.828

Intraoperative input/output balance (mL)

1911.0 ± 1829.6

2107.0 ± 1584.6

0.435**

Intraoperative transfused RBC unit (n)

 ± 1.6

1.8 ± 3.3

0.242**

  1. Data are presented as mean ± SD, or number (%)
  2. RBC red blood cell
  3. *Fisher’s exact test
  4. **Mann–Whitney’s U-test