Table 6 Univariate and multivariate analysis for determining factors associated with 30-day mortality after percutaneous endoscopic gastrostomy

 Age ≥ 70 years

0.721

0.485

 BMI < 19 kg/m²

0.775

0.607

 Diabetes mellitus

0.596

0.418

 Hypertension

0.549

0.230

 Chronic kidney disease

5.353

0.006

3.990 (0.993–17.072)

0.062

 Aspirin

0.271

0.207

 Clopidogrel

0.749

0.783

 Warfarin

0.000

0.999

Indication for PEG

 Neurologic disease

  Stroke

0.926

0.893

  Other neurologic diseases

0.094

0.022

0.125 (0.016–0.994)

0.049

 Malignancy

1.193

0.759

 WBC ≥ 12,000/μL

1.167

0.811

 Platelet count < 100,000/μL

21.778

0.000

14.294 (3.358–60.851)

0.000

 Prothrombin time ≥ 1.3

2.170

0.324

 Albumin < 3.0 g/dL

2.227

0.113

 Hemoglobin < 11 g/dL

3.950

0.009

 CRP ≥ 5 mg/dL

2.994

0.032

3.101 (1.021–9.414)

0.046

Procedure time

0.991

0.751

Diameter of PEG tube

0.813