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Table 4 Perioperative Complications (30 days)

From: Predicting severity of acute appendicitis with machine learning methods: a simple and promising approach for clinicians

Total N: 1132

Non-Perforated

(N: 990)

Perforated

(N: 142)

p

Complication ≥ Grade III

Intra-Abdominal Abscess

Ileus

Stump Leakage

Wound Infection (Grade IIIA)

Fascial Dehiscence

Iatrogenic Colon Perforation

[N:12 (1%)]

6

0

1

3

1

1

[N: 6 (4%)]

3

1

1

0

1

0

0.058

0.008

0.109

0.511

0.705

0.705

Complication Grades*

   

I-II

IIIA

IIIB

Total

34

9

3

46(5%)

28

3

3

34(24%)

< 0.001

0.190

0.005

< 0.001

  1. * Grades according to the Clavian-Dindo Classification (Significant Values are shown in bold.)