Table 3 Baseline characteristics and outcomes between the encapsulation group and early encapsulation group after propensity score matching

Demographic

 Age (years)

43.47 (16.61)

47.18 (14.26)

0.238

 Gender (male%)

59.2 (29/49)

46.9 (23/49)

0.312

 Body mass index (kg/m2)

26.92 (4.10)

31.70 (47.59)

0.485

 Time from onset to CECT examination (day)

7.41 (1.22)

7.54 (1.30)

0.614

Laboratory indicator

 C-reactive protein (mg/L)

228.42 (102.94)

209.26 (96.75)

0.345

 Lactate (mmol/L)

2.22 (0.96)

2.24 (1.72)

0.935

 Alanine aminotransferase (U/L)

28.88 (27.64)

28.71 (31.93)

0.978

 Total bilirubin (μmol/L)

36.13 (74.71)

21.97 (15.91)

0.198

 Creatinine (μmol/L)

83.20 (86.87)

64.31 (32.52)

0.157

Clinical scoring

 APACHEII score

7.61 (3.70)

7.96 (3.10)

0.616

 CTSI score

5.47 (1.67)

5.67 (1.53)

0.530

Outcomes

 Infected pancreatic necrosis (%)

4.1 (2/49)

8.2 (4/49)

0.673

 Surgical intervention (%)

6.1 (3/49)

10.2 (5/49)

0.712

 Persistent organ failure(%)

22.4 (11/49)

6.1 (3/49)

0.043*

 In-hospital mortality(%)

2.0 (1/49)

0 (0/49)

1.000