eTable 1. HR and 95% CI for risk of colorectal adenocarcinoma in relation to anthropometric characteristics Anthropometric indices
Colorectal adenocarcinoma by anatomical location
aTotal Proximal colon Distal colon Rectum
HR(95%CI) HR(95%CI) HR(95%CI) HR(95%CI)
Total 2044 853 606 555
Waist to hip ratio (WHR, continuous, per 1/10)
Not adjusted for BMI 2043 1.1(1.1-1.2) 853 1.3(1.2-1.4) 605 1.2(1.1-1.4) 555 1.2(1.0-1.3)
Adjusted for BMI 2043 1.2(1.1-1.3) 853 1.3(1.2-1.5) 605 1.2(1.0-1.4) 555 1.1(1.0-1.3)
Waist to height ratio (WHtR, continuous, per 1/10)
Not adjusted for BMI 2044 1.1(1.1-1.2) 853 1.2(1.1-1.3) 606 1.1(1.0-1.3) 555 1.1(1.0-1.3)
Adjusted for BMI 2044 1.2(1.0-1.3) 853 1.3(1.1-1.5) 606 1.1(1.0-1.3) 555 1.1(0..91.4)
Not adjusted for BMI
<0.5 596 Reference 237 Reference 177 Reference 170 Reference
0.5- 1138 1.2(1.1-1.3) 479 1.3(1.1-1.5) 343 1.3(1.1-1.5) 303 1.1(0.9-1.3)
≥0.6 310 1.3(1.1-1.5) 137 1.4(1.1-1.7) 86 1.3(1.0-1.7) 82 1.2(0.9-1.6)
P value for trend <0.01 <0.01 0.02 0.03
Adjusted for BMI
<0.5 596 Reference 237 Reference 177 Reference 170 Reference
0.5- 1138 1.2(1.1-1.4) 479 1.4(1.1-1.7) 343 1.3(1.0-1.7) 303 1.0(0.8-1.3)
≥0.6 310 1.3(1.1-1.6) 137 1.5(1.1-2.0) 86 1.3(0.9-1.8) 82 1.1(0.7-1.6)
P value for trend <0.01 <0.01 0.13 0.74
Body adiposity index (BAI, continuous, per 5 units)
Not adjusted for BMI or waist circumference 2043 1.0(0.9-1.0) 853 1.0(0.9-1.1) 605 1.0(0.9-1.1) 555 1.0(0.9-1.2)
Adjusted for BMI 2043 0.9(0.8-0.9) 853 0.9(0.8-1.0) 605 0.8(0.7-0.9) 555 1.0(0.8-1.1)
Adjusted for waist circumference 2043 0.9(0.8,0.9) 853 0.9(0.8,1.0) 605 0.8(0.7-1.0) 555 1.0(0.9-1.1) Adjusted for BMI and waist circumference 2043 0.9(0.8-0.9) 853 0.9(0.8-1.0) 605 0.8(0.7-0.9) 555 0.9(0.8-1.1)
1
Waist to height index (WHI, continuous, per 10 units)
Not adjusted for BMI 2044 1.1(1.0-1.3) 853 1.2(1.0-1.4) 606 1.1(0.9-1.3) 555 1.2(1.0-1.5)
Adjusted for BMI 2044 1.1(0.9-1.2) 853 1.2(0.9-1.5) 606 0.9(0.7-1.2) 555 1.1(0.8-1.5)
a. adjusted for education, smoking status, alcohol drinking, physical activity, family history of cancer, study center, and/or anthropometrics when appropriate, stratified by age groups.
2
eTable 2. HR and 95% CI for risk of colorectal adenocarcinoma in relation to anthropometric characteristics by genders
Anthropometric indices
Total Proximal colon Distal colon Rectum
Male Female Male Female Male Female Male Female
N HR(95%CI) N HR(95%CI) N HR(95%CI) N HR(95%CI) N HR(95%CI) N HR(95%CI) N HR(95%CI) N HR(95%CI)
Waist to hip ratio (continuous, per 1/10)
Not adjusted for BMI 110
1
1.2(1.1-1.3) 942 1.2(1.1-1.3) 410 1.4(1.2-1.6) 443 1.2(1.1-1.4) 332 1.3(1.1-1.5) 289 1.2(1.0-1.4) 343 1.1(1.0-1.3) 212 1.3(1.0-1.5)Adjusted for BMI 110
1
1.2(1.1-1.3) 942 1.2(1.1-1.4) 410 1.3(1.1-1.6) 443 1.3(1.1-1.5) 332 1.2(1.0-1.4) 289 1.2(1.0-1.5) 343 1.1(0.9-1.3) 212 1.2(1.0-1.5)Waist to height ratio (continuous, per 1/10)
Not adjusted for BMI 110
1
1.2(1.1-1.4) 943 1.1(1.0-1.2) 410 1.4(1.2-1.7) 443 1.1(1.0-1.2) 332 1.3(1.1-1.6) 289 1.1(0.9-1.2) 343 1.1(0.9-1.3) 212 1.2(1.0-1.5)Adjusted for BMI 110
1
1.2(1.0-1.4) 943 1.1(1.0-1.3) 410 1.5(1.2-2.0) 443 1.2(1.0-1.5) 332 1.10(0.8-1.5) 289 1.1(0.8-1.5) 343 1.0(0.8-1.4) 212 1.2(0.9-1.6)Not adjusted for BMI
<0.5 229
Reference 367 Reference 74 Reference 163 Reference 61 Reference 116 Reference 89 Reference 81 Reference0.5- 700
1.2(1.0-1.4) 438 1.2(1.1-1.4) 265 1.4(1.1-1.8) 214 1.2(1.0-1.5) 224 1.5(1.1-2.0) 119 1.2(0.9-1.5) 203 0.9(0.7-1.2) 100 1.4(1.0-1.9)≥0.6 172
1.4(1.2-1.8) 138 1.2(1.0-1.5) 71 1.8(1.3-2.5) 66 1.1(0.8-1.5) 47 1.6(1.1-2.3) 39 1.2(0.8-1.8) 51 1.1(0.8-1.6) 31 1.3(0.9-2.1)P value for trend
< 0.01 0.03 < 0.01 0.20 0.01 0.27 0.85 0.08Adjusted for BMI
<0.5 229
Reference 367 Reference 74 Reference 163 Reference 61 Reference 116 Reference 89 Reference 81 Reference0.5- 700
1.2(1.0-1.4) 438 1.3(1.1-1.6) 265 1.5(1.1-2.0) 214 1.4(1.0-1.8) 224 1.4(1.0-2.0) 119 1.3(0.9-1.8) 203 0.9(0.6-1.2) 100 1.4(0.9-2.0)≥0.6 172
1.3(1.0-1.7) 138 1.3(1.0-1.7) 71 1.8(1.1-2.8) 66 1.3(0.9-2.0) 47 1.2(0.7-2.0) 39 1.4(0.8-2.4) 51 1.0(0.6-1.6) 31 1.2(0.6-2.2)P value for trend
0.10 0.03 0.02 0.20 0.40 0.18 0.20 0.17Waist to height index (WHI, continuous, per 10 units) Not adjusted for BMI 111
9
1.3(1.1-1.5) 964 1.1(0.9-1.2) 410 1.5(1.1-2.0) 447 1.1(0.9-1.3) 332 1.3(1.0-1.8) 274 1.0(0.8-1.3) 343 1.1(0.8-1.5) 213 1.3(1.0-1.7)Adjusted for BMI 111
9
1.1(0.9-1.4) 964 1.1(0.9-1.3) 410 1.4(1.0-2.0) 447 1.1(0.8-1.5) 332 1.0(0.6-1.5) 274 0.9(0.6-1.4) 343 1.0(0.7-1.6) 213 1.2(0.8-1.8)3
Body adiposity index (BAI, continuous, per 5 units)
Not adjusted for BMI or waistcircumference
110
1
1.1(1.0-1.2) 1.0(0.9-1.0) 410 1.1(1.0-1.3) 1.0(0.9-1.1) 332 1.1(0.9-1.3) 273 0.9(0.8-1.1) 343 1.0(0.9-1.2) 1.1(0.9-1.2)Adjusted for BMI
110
1
0.9(0.8-1.1) 0.9(0.8-1.0) 410 1.0(0.8-1.2) 0.9(0.8-1.0) 332 0.9(0.7-1.1) 273 0.8(0.7-1.0) 343 1.0(0.8-1.2) 0.9(0.8-1.2)Adjusted for waist circumference
110
1
0.9(0.8-1.1) 0.8(0.8-1.0) 410 1.0(0.8-1.2) 0.9(0.8-1.0) 332 0.9(0.7-1.1) 273 0.8(0.7-1.0) 343 1.0(0.8-1.2) 0.9(0.8-1.2)Adjusted for BMI and waist circumference
110
1
0.9(0.8-1.1) 0.8(0.8-0.9) 410 1.0(0.8-1.2) 0.9(0.7-1.0) 332 0.9(0.7-1.1) 273 0.8(0.7-1.0) 343 1.0(0.8-1.2) 0.9(0.7-1.1)4