Table 2.
US prevalence of total number of colorectal cancer risk factors overall, and by sex, race/ethnicity and age, NHANES 2007–2008a
| Total number of colorectal cancer risk factors, % (SE) |
||||||
|---|---|---|---|---|---|---|
| 0 | 1 | 2 | 3 | 4+ | p-value | |
| Overall | 18.76 (1.74) |
34.17 (1.20) |
30.03 (1.35) |
13.76 (1.30) |
3.28 (0.36) |
|
| Sex | ||||||
| Male | 17.33 (2.21) |
31.15 (1.46) |
32.23 (1.79) |
15.06 (1.61) |
4.22 (0.78) |
0.07 |
| Female | 20.07 (1.83) |
36.96 (2.09) |
28.00 (1.84) |
12.57 (1.28) |
2.41 (0.55) |
|
| Race/Ethnicity | ||||||
| NHW | 19.73 (2.38) |
34.64 (1.50) |
29.13 (1.83) |
13.50 (1.57) |
3.01 (0.54) |
0.03 |
| NHB | 12.77 (1.92) |
29.55 (1.63) |
34.39 (2.18) |
17.34 (2.06) |
5.95 (0.79) |
|
| MA | 18.90 (1.53) |
36.50 (1.74) |
31.49 (1.63) |
11.22 (1.19) |
1.90 (0.92) |
|
| Age (years) | ||||||
| 20–34 | 18.51 (2.48) |
36.72 (2.15) |
28.53 (1.56) |
12.95 (1.46) |
3.29 (0.90) |
≤0.01 |
| 34–49 | 18.97 (2.57) |
33.20 (1.98) |
30.82 (2.07) |
13.10 (2.09) |
3.91 (0.71) |
|
| 50–69 | 18.75 (2.65) |
32.98 (1.91) |
30.51 (2.58) |
15.10 (1.11) |
2.66 (0.50) |
|
a
Weighted. NHW: Non-Hispanic white, NHB: Non-Hispanic black, MA: Mexican American. Differences between groups evaluated using the chi-square test.