Table 1. Characteristics of the study population.
Weighted N(%)a | Women % | Men % | p-value | |
Age | <.0001 | |||
20–44 | 19,131,622(52.8) | 50.7 | 54.9 | |
45–64 | 12,177,541(33.6) | 33.3 | 33.9 | |
65+ | 4,931,074(13.6) | 16.0 | 11.2 | |
Marital status | <.0001 | |||
Married | 25,287,699(70.1) | 68.2 | 72.0 | |
Separated/Divorced/Widowed | 4,002,312(11.1) | 17.3 | 4.8 | |
Never married | 6,801,593(18.8) | 14.5 | 23.2 | |
Education | <.0001 | |||
College, University | 10,691,450(29.5) | 25.3 | 33.8 | |
High school | 14,402,050(39.8) | 37.7 | 41.9 | |
Middle school | 3,835,570(10.6) | 10.5 | 10.7 | |
No or elementary school | 7,273,591(20.1) | 26.5 | 13.6 | |
Occupation | <.0001 | |||
Office worker | 2,940,620(9.4) | 7.1 | 12.1 | |
Manual worker | 13,957,802(44.8) | 32.1 | 59.0 | |
Unemployed | 14,253,983(45.8) | 60.8 | 29.0 | |
Income level | <.0001 | |||
1st quartile | 10,669,193(30.2) | 29.2 | 31.3 | |
2nd quartile | 10,257,925(29.1) | 28.4 | 29.8 | |
3rd quartile | 8,763,902(24.8) | 25.4 | 24.3 | |
4th quartile | 5,603,085(15.9) | 17.1 | 14.7 | |
Number of lifestyle risk behaviors | <.0001 | |||
0 | 1,646,405(4.5) | 5.4 | 3.6 | |
1 | 8,283,253(22.9) | 28.6 | 17.0 | |
2 | 12,594,732(34.8) | 38.2 | 31.2 | |
3 | 8,740,052(24.1) | 21.3 | 26.9 | |
4 | 3,744,086(10.3) | 5.4 | 15.4 | |
5 | 1,082,057(3.0) | 0.9 | 5.1 | |
6 | 149,652(0.4) | 0.2 | 0.6 | |
7 | 0(0.0) | 0 | 0 | |
Chronic diseaseb | <.0001 | |||
No | 16,714,065(46.1) | 50.4 | 41.8 | |
Yes | 19,526,172(53.9) | 49.6 | 58.2 |
Proportions were calculated by a survey frequency procedure using sample weights from the survey.
Chronic disease includes cancer, hypertension, coronary artery disease, cerebrovascular attack, chronic obstructive pulmonary disease, diabetes, dyslipidemia, gastric ulcer, liver disease, back pain, osteoporosis, and depressive disorder.