S. No

Variable

Risk score

1

Male gender

1.209

2

Chronic pulmonary disease

1.548

3

Corticosteroid use

1.179

4

Smoking

2.454

5

Obesity

1.721

6

Anemia

1.564

7

Jaundice

3.197

8

Ascitis

2.411

9

Sepsis

2.422

10

Type of surgery

Liver/Gallbladder/bile duct/pancreas

3.281

Vascular/spleen/adrenal/ Kidney

3.062

Esophagus/Gastro-duodenum/Small bowel/Large bowel

1.786

11

Coughing

1.387

12

Wound infection

3.251