Table 2 Absolute incidence rates per 1000 person years (95%CI) of CRC.

From: Psychiatric disorders associated with increased risk of colorectal cancer in the UK biobank cohort

 

No. of Cancer/No. of Accumulated Person-Years x 1000

Incidence Rare/1000 Person-Years (95%CI)

Persons with

Psychiatric disorders

Persons without

Psychiatric disorders

ALL

190/167.81

1.13 (0.98, 1.31)

921/1750.38

0.53 (0.49, 0.56)

By calendar year at index date

2006–2010

28/22.59

1.24 (0.82, 1.79)

148/237.89

0.62 (0.53, 0.73)

2011–2015

116/102.27

1.13 (0.94, 1.36)

616/1065.43

0.58 (0.53, 0.63)

2016–2021

46/42.95

1.07 (0.78, 1.43)

157/447.06

0.35 (0.30, 0.41)

Age group

<60

48/82.86

0.58 (0.43, 0.77)

262/836.11

0.31 (0.28, 0.35)

60

142/84.96

1.67 (1.41, 1.97)

659/914.28

0.72 (0.67, 0.78)

Gender

male

115/76.38

1.51 (1.24, 1.81)

541/818.03

0.66 (0.61, 0.72)

female

75/91.44

0.82 (0.65, 1.03)

380/932.35

0.41 (0.37, 0.45)

Body mass index (BMI)

<18.5

0/1.23

0 (0, 2.99)

3/7.84

0.38 (0.08, 1.12)

18.5–24.9

52/47.08

1.1 (0.83, 1.45)

215/589.87

0.36 (0.32, 0.42)

25.0–29.9.0.9

74/66.14

1.12 (0.88, 1.40)

446/742.01

0.6 (0.55, 0.66)

30.0

61/51.8

1.18 (0.90, 1.51)

252/403.02

0.63 (0.55, 0.71)

Smoking Status

Ever

149/110.48

1.35 (1.14, 1.58)

456/709.95

0.64 (0.58, 0.70)

Never

40/56.63

0.71 (0.50, 0.96)

462/1034.74

0.45 (0.41, 0.49)

Drinking Status

Ever

181/159.85

1.13 (0.97, 1.31)

887/1672.26

0.53 (0.50, 0.57)

Never

7/7.6

0.92 (0.37, 1.90)

34/76.76

0.44 (0.31, 0.62)

Meat Consumption

Less than twice a week

97/93.96

1.03 (0.84, 1.26)

502/1060.89

0.47 (0.43, 0.52)

2–4 times a week

82/63.66

1.29 (1.02, 1.60)

377/616.52

0.61 (0.55, 0.68)

More than 4 times a week

11/10.08

1.09 (0.54, 1.95)

42/72.2

0.58 (0.42, 0.79)

Family History

Yes

15/15.26

0.98 (0.55, 1.62)

113/151.46

0.75 (0.61, 0.90)

No

175/152.55

1.15 (0.98, 1.33)

808/1598.93

0.51 (0.47, 0.54)

Aspirin Intake

Yes

50/28.33

1.76 (1.31, 2.33)

167/220.32

0.76 (0.65, 0.88)

No

140/139.49

1.00 (0.84, 1.18)

754/1530.07

0.49 (0.46, 0.53)

Hormone Replacement Therapy

Yes

34/36.12

0.94 (0.65, 1.32)

140/282.42

0.5 (0.42, 0.58)

No

41/54.87

0.75 (0.54, 1.01)

239/647

0.37 (0.32, 0.42)

Diabetes Mellitus

Yes

20/11.85

1.69 (1.03, 2.61)

71/73.03

0.97 (0.76, 1.23)

No

170/155.28

1.09 (0.94, 1.27)

848/1673.61

0.51 (0.47, 0.54)