Grade 2 and 3 Obesity and Diagnosed Prostate Cancer in Middle-Aged and Elderly Men: An Epidemiologic Study with Stratified Multistage Sampling Design

Table 2

Unadjusted rates and 95% CIs of diagnosed prostate cancer by selected factors in men aged 40 years or older in NHANES 2001–2010.

Characteristics	Diagnosed prostate cancer (%)	𝑃 value*
Age
Middle-aged	0.46 (0.15, 0.78)	<0.0001
Elderly	7.96 (6.91, 9.01)
Race
Hispanic	1.37 (0.78, 1.97)	0.0001
Non-Hispanic white	3.22 (2.69, 3.75)
Non-Hispanic black	3.85 (3.10, 4.61)
Other	1.78 (0.53, 3.04)
Education
College or above	2.97 (2.26, 3.69)	0.7313
High school or below	3.12 (2.68, 3.57)
Poverty
No	3.13 (2.64, 3.62)	0.0003
Yes	1.57 (0.97, 2.18)
Alcohol use
No	4.20 (2.95, 5.45)	0.0306
Yes	2.87 (2.38, 3.37)
Smoking
Nonsmoking	2.79 (2.19, 3.39)	<0.0001
Previous smoking	4.97 (4.09, 5.86)
Current smoking	1.18 (0.65, 1.71)

Note: sampling weights were incorporated into data analyses.
^∗𝑃 value is for testing the significance of association of individual characteristics with the risk of prostate cancer.
NHANES: National Health and Nutrition Examination Survey.