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Table 3 Primary and secondary end points

From: Double-catheter lavage combined with percutaneous flexible endoscopic debridement for infected pancreatic necrosis failed to percutaneous catheter drainage

Outcome

Open necrosectomy after PCD(n = 12)

Percutaneous debridement after PCD

(n = 15)

Risk ratio

(95% CI)

P value

Primary composite end point: major complications or death - no. (%)a

11 (92%)

8 (53%)

1.71 (1.04–2.84)

0.04

Secondary end points

    

Major complication - no. (%)

    

New-onset organ failure

7 (58%)

2 (13%)

4.38 (1.11–17.32)

0.04

Multiple-organ failure

3 (25%)

0

 

0.08

Intestinal fistula

6 (50%)

7 (47%)

1.07 (0.49–2.34)

0.86

Intra-abdominal bleeding

3 (25%)

1 (7%)

3.75 (0.45–31.62)

0.29

Stress ulcer with bleeding

2 (17%)

0

 

0.19

Other outcome

    

Intestinal obstruction

2 (17%)

0

 

0.19

Cerebral infarction

1 (8%)

0

 

0.44

Arrhythmia

0

1 (7%)

 

0.27

Death - no. (%)

2 (17%)

0

 

0.19

Postoperative ICU admission time

   

0.02

Median

17

0

  

IQR

7–35

0–9

  

Days in hospital

   

0.25

Median

62

52

  

IQR

40–73

41–60

  
  1. aMultiple events in the same patient were considered as one end point