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Table 1 Characteristics of patients taking antithrombotic agents who underwent endoscopic mucosal resection of colorectal polyps with injection of epinephrine–saline (Group A) or hypertonic saline (Group B)

From: Colorectal endoscopic mucosal resection with submucosal injection of epinephrine versus hypertonic saline in patients taking antithrombotic agents: propensity-score-matching analysis

 

Group A

Group B

P value

Number of patients (n)

102

102

 

 Age (years)

73.7 ± 8.7

73.7 ± 8.3

0.97

 Sex, males

84 (82.4%)

84 (82.4%)

1.00

 Alcohol drinking

39 (39.8%)

37 (37.7%)

0.88

 Smoking

36 (36.7%)

33 (33.7%)

0.77

 BMI (kg/m2)

23.5 ± 3.9

23.2 ± 3.6

0.57

 History of colonoscopy

91 (89.2%)

91 (89.2%)

1.00

 Using laxatives

22 (21.6%)

17 (16.8%)

0.48

Comorbidity

 Cardiovascular diseases

32 (31.3%)

27 (26.5%)

0.54

 Cerebrovascular diseases

22 (21.6%)

27 (26.5%)

0.42

 Chronic kidney diseases

11 (10.8%)

10 (9.8%)

1.00

 Chronic liver damage

4 (3.9%)

2 (2.0%)

0.68

 Diabetes mellitus

31 (30.4%)

35 (34.3%)

0.65

 Hypertension

79 (77.5%)

84 (82.3%)

0.49

 Malignant diseases

26 (25.5%)

23 (22.6%)

0.74

 Charlson comorbidity score

2.2 ± 1.3

2.2 ± 1.4

1.00

Operators of procedure

 Trainees

72 (70.6%)

50 (49.0%)

0.003

 Specialists

30 (29.4%)

52 (51.0%)

 
  1. Results are presented as mean ± SD or number of patients