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Table 4 Exploratory subgroup analyses for adequate bowel preparation

From: 3 L split-dose polyethylene glycol is superior to 2 L polyethylene glycol in colonoscopic bowel preparation in relatively high-BMI (≥ 24 kg/m2) individuals: a multicenter randomized controlled trial

 

3 L split-dose group (n=345)

2 L group (n = 350)

P value*

All

Adequate BP

RABP(%)

All

Adequate BP

RABP (%)

 

BMI classification

       

    24-24.9 kg/m2

91

72

79.1

74

61

82.4

0.593

    25-29.9 kg/m2

228

189

82.9

241

174

72.2

0.006

    ≥30 kg/m2

26

19

73.1

35

27

77.1

0.715

Comorbidities

       

    Hypertension

57

44

77.2

52

18

74.3

0.704

    Diabetes

21

12

57.1

23

19

82.6

0.064

    Cirrhosis

1

1

100

7

4

57.1

-

    Constipation

50

43

86.0

67

47

70.1

0.044

  1. *P-value was calculated using the χ2-test or Fisher’s exact test for categorical data
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BMC Gastroenterology

ISSN: 1471-230X

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