Skip to main content

Table 1 Characteristics of study participants (N = 12,679)

From: The association between cecal insertion time and colorectal neoplasm detection

Characteristic

N available

% missing

Number (%) or mean ± SD

Age, years

12,679

0.0

53.4 ± 7.3

40-49

  

4,215 (33.2)

50-59

  

5,882 (46.4)

60-69

  

2,296 (18.1)

70-79

  

286 (2.3)

Male sex

12,679

0.0

7,975 (62.9)

Body mass index, kg/m2

12,091

4.6

24.2 ± 2.8

Waist circumference, cm

10,803

14.8

84.1 ± 8.8

Family history of colorectal cancer

12,679

0.0

458 (3.6)

History of colorectal polyp

11,188

11.8

2,030 (18.1)

Diabetes mellitus

11,237

11.4

975 (8.7)

Hyperlipidemia

11,189

11.8

2,155 (19.3)

Aspirin use

10,878

14.2

1,529 (14.1)

NSAIDs use

10,878

14.2

321 (3.0)

Calcium use

10,917

13.9

1,033 (9.5)

Currently consumes alcohol

11,144

12.1

7,142 (64.1)

Current smoker

11,406

10.0

2,150 (18.8)

Quality indicators of colonoscopy

   

  Insertion time (minutes)

12,260

3.3

5.9 ± 4.4

  Withdrawal time (minutes)

12,239

3.5

9.0 ± 3.9

  Excellent/Good Bowel preparation

11,805

6.9

8,086 (68.5)