Table 3 Characteristics of DLI closure. The Chi-square test was used for analysis of categorical variables. The § indicates when Fisher's exact test was used. The Student’s t-test was performed for continuous variables. A P-value <0.05 (marked with *) was considered to be statistically significant

Variables

All (%)

Group A

Group B

Pearson’s Chi Square (df)

Cramer’s V

P-value

Closure of DI

0.97 (2)

0.08

0.61

 Yes

123 (82)

65 (83)

58 (82)

Complications

 Surgical site infections

14 (9)

9 (11)

5 (7)

0.89 (1)

0.08

0.41

 Diarrhea

23 (15)

13 (17)

10 (14)

0.19 (1)

0.04

0.66

 Paralysis

11 (7)

5 (6)

6 (8)

0.22 (1)

0.04

0.64

 Anastomotic leakage

2 (1)

0

2 (3)

2.22 (1)

0.12

0.23§

 Late onset LAR anastomotic leakage

1 (1)

1 (1)

0

0.92 (1)

0.08

1§

CDC

3.7 (3)

0.16

0.30

 3

6 (4)

1 (1)

5 (7)

AKI (KDIGO)

4.80 (2)

0.21

0.10

 No AKI

107 (93)

58 (97)

49 (91)

 Stage I

4 (4)

0

4 (7)

 Stage II

3 (23)

2 (3)

1 (2)

 Stage III

0

0

0

Reasons for declining reversal (n=28)

 Patient’s preference

3 (11)

2 (14)

1 (7)

0.25 (1)

0.04

0.62§

 Insufficient sphincter

5 (18)

2 (14)

3 (21)

1.23 (1)

0.09

0.35

 Tumor progression

11 (40)

7 (50)

4 (29)

0.61 (1)

0.06

0.44

 Death before reversal

2 (7)

1 (7)

1 (7)

0.004 (1)

0.005

0.95§

 Unknown reasons

6 (21)

2 (14)

4 (29)

0.90 (1)

0.07

0.43§

All (mean, SD)

Group A (mean, SD)

Group B (mean, SD)

F-ratio

P-value

Duration of surgery (minutes)

85 (53)

82 (41)

88 (63)

0.53

0.47

Length of Hospital stay in days

10 (14)

9 (16)

10 (11)

0.09

0.77

Time to reversal of loop ileostomy in days

160 (136)

163 (149)

158 (122)

0.05

0.83