Low BMI
|
Overall
|
27
|
7045
|
0.74(0.66–0.83)
|
47.9
|
0.003
| | |
Sex
|
Male
|
12
|
2590
|
0.76 (0.64–0.92)
|
53.1
|
0.015
|
0.551
| |
Female
|
8
|
1639
|
0.72 (0.57–0.91)
|
33.6
|
0.160
| | |
Both
|
7
|
2816
|
0.70 (0.56–0.89)
|
50.2
|
0.061
| | |
Study Design
|
Cohort
|
11
|
3073
|
0.76 (0.61–0.94)
|
59.3
|
0.006
|
0.088
| |
Case-control
|
16
|
3972
|
0.72 (0.62–0.84)
|
40.7
|
0.046
| | |
Cancer Site
|
Colon
|
17
|
3436
|
0.69 (0.59–0.81)
|
41.5
|
0.038
|
0.410
| |
Colorectal
|
6
|
2854
|
0.74 (0.56–0.98)
|
55.6
|
0.047
| | |
Rectal
|
4
|
755
|
0.94 (0.83–1.06)
|
0.0
|
0.942
| | |
Interactionb
|
No
|
13
|
3128
|
0.78 (0.66–0.92)
|
37.3
|
0.004
|
0.462
| |
Yes
|
14
|
3917
|
0.70 (0.59–0.84)
|
57.6
|
0.085
| | |
Physical Activity Type
|
Total
|
9
|
2681
|
0.74 (0.61–0.89)
|
32.7
|
0.156
|
0.605
| |
Recreational
|
12
|
3874
|
0.78 (0.64–0.94)
|
60.5
|
0.003
| | |
Commuting
|
6
|
490
|
0.64 (0.51–0.79)
|
0.0
|
0.675
| | |
Physical Activity Measurement
|
Adulthood/lifetimec
|
16
|
5151
|
0.72 (0.64–0.82)
|
16.0
|
0.271
|
0.497
| |
Past year or two
|
6
|
1319
|
0.75 (0.56–1.01)
|
67.8
|
0.008
| | |
Regulard
|
5
|
575
|
0.77 (0.51–1.17)
|
63.8
|
0.026
| | |
Physical Activity Assessment
|
MET-h/day or week
|
13
|
2188
|
0.73 (0.62–0.87)
|
52.4
|
0.014
|
0.969
| |
Kcal/week
|
2
|
1993
|
0.75 (0.54–1.04)
|
0.0
|
0.437
| | |
Times/week or month
|
3
|
1939
|
0.75 (0.53–1.05)
|
78.1
|
0.010
| | |
Othere
|
9
|
925
|
0.72 (0.54–0.98)
|
41.6
|
0.090
| | |
Physical Activity Reference Group
|
No activity
|
9
|
4453
|
0.70 (0.57–0.85)
|
41.9
|
0.088
|
0.538
| |
Some activity
|
18
|
2592
|
0.76 (0.65–0.88)
|
47.8
|
0.013
| | |
Geographical Region
|
North America
|
12
|
5026
|
0.82 (0.71–0.94)
|
47.7
|
0.033
|
0.122
| |
Europe
|
5
|
920
|
0.60 (0.38–0.93)
|
59.2
|
0.044
| | |
Asia
|
8
|
824
|
0.66 (0.55–0.80)
|
7.4
|
0.373
| | |
Australia
|
2
|
275
|
0.71 (0.38–1.30)
|
0.0
|
0.482
| | |
High BMI
|
Overall
|
36
|
9407
|
0.65 (0.53–0.79)
|
89.0
|
<0.001
| |
0.389
|
Sex
|
Male
|
17
|
2928
|
0.56 (0.34–0.94)
|
74.9
|
<0.001
|
0.268
|
0.264
|
Female
|
9
|
1568
|
0.61 (0.47–0.79)
|
92.1
|
<0.001
| |
0.333
|
Both
|
10
|
4911
|
0.83 (0.65–1.05)
|
82.8
|
<0.001
| |
0.384
|
Study Design
|
Cohort
|
15
|
4625
|
0.93 (0.78–1.13)
|
64.1
|
<0.001
|
0.002
|
0.178
|
Case-control
|
21
|
4782
|
0.51 (0.39–0.66)
|
88.0
|
<0.001
| |
0.053
|
Cancer Site
|
Colon
|
20
|
5330
|
0.58 (0.44–0.79)
|
91.5
|
<0.001
|
0.282
|
0.435
|
Colorectal
|
9
|
2841
|
0.74 (0.49–1.11)
|
85.9
|
<0.001
| |
0.948
|
Rectal
|
7
|
1236
|
0.74 (0.62–0.88)
|
4.1
|
0.395
| |
0.052
|
Interactionb
|
No
|
18
|
4881
|
0.87 (0.79–0.96)
|
0.0
|
0.761
|
0.001
|
0.220
|
Yes
|
18
|
4526
|
0.48 (0.34–0.68)
|
93.4
|
<0.001
| |
0.081
|
Physical Activity Type
|
Total
|
13
|
4141
|
0.81 (0.68–0.96)
|
40.4
|
0.065
|
<0.001
|
0.424
|
Recreational
|
19
|
4830
|
0.74 (0.61–0.91)
|
75.3
|
<0.001
| |
0.810
|
Commuting
|
4
|
436
|
0.21 (0.14–0.32)
|
81.9
|
0.001
| |
0.001
|
Physical Activity Measurement
|
Adulthood/lifetimec
|
20
|
7082
|
0.54 (0.40–0.73)
|
93.5
|
<0.001
|
0.022
|
0.179
|
Past year or two
|
10
|
1985
|
0.75 (0.64–0.87)
|
3.5
|
0.408
| |
0.780
|
Regulard
|
6
|
340
|
1.00 (0.73–1.38)
|
21.7
|
0.270
| |
0.366
|
Physical Activity Assessment
|
MET-h/day or week
|
13
|
2411
|
0.55 (0.37–0.81)
|
90.8
|
<0.001
|
0.086
|
0.224
|
Kcal/week
|
5
|
2058
|
0.57 (0.45–0.72)
|
20.3
|
0.285
| |
0.251
|
Times/week or month
|
5
|
3549
|
0.90 (0.67–1.19)
|
87.9
|
<0.001
| |
0.478
|
Othere
|
13
|
1389
|
0.77 (0.59–1.00)
|
49.8
|
0.030
| |
0.778
|
Physical Activity Reference Group
|
No activity
|
14
|
8521
|
0.77 (0.67–0.87)
|
41.2
|
<0.001
|
0.132
|
0.474
|
Some activity
|
22
|
4745
|
0.57 (0.40–0.82)
|
92.4
|
0.054
| |
0.199
|
Geographical Region
|
North America
|
21
|
6990
|
0.75 (0.64–0.87)
|
69.6
|
<0.001
|
0.127
|
0.525
|
Europe
|
7
|
1239
|
0.67 (0.45–0.99)
|
69.9
|
0.003
| |
0.724
|
Asia
|
6
|
583
|
0.36 (0.19–0.66)
|
92.0
|
<0.001
| |
0.090
|
Australia
|
2
|
595
|
0.98 (0.57–1.68)
|
45.1
|
0.177
| |
0.520
|