Layer factors | Independent variables | Assignments | N (%) | Mean ± SD |
---|---|---|---|---|
I Innate personal trait | Age | age (years) | 70.79±6.954 | |
Sex | female, male | 973(52.3) / 887(47.7) | ||
BMI | height/weight2 (kg/m) | 23.05±3.677 | ||
Genetic/family history | no, yes | 1676(90.1) / 184(9.9) | ||
II Behavioral lifestyle | Smoking history | current, quit, never | 297(16.0) / 232(12.5) / 1331(71.6) | |
Drinking history | current, quit, never | 308(16.6) / 167(9.0) / 1385(74.5) | ||
Sleep quality | very good, good, poor, very poor | 487(26.2) / 981(52.7) / 338(18.2) / 54(2.9) | ||
Physical exercise | low level, moderate level, high level | 1792(96.3) / 68(3.7) | ||
Balanced diet | no, yes | 930(50.0) / 930(50.0) | ||
Light diet | no, yes | 702(37.7) / 1158(62.3) | ||
Regular meals | no, yes | 477(25.6) / 1383(74.4) | ||
Consumption of coarse cereals (g) | 0-100, 101-200, 201-300, 301-400, 401- | 63(3.4) / 224(12.0) / 415(22.3) / 731(39.3) / 427(23.0) | ||
Consumption of fruits and vegetables (g) | 0-100, 101-200, 201-300, 301-400, 401- | 39(2.1) / 154(8.3) / 243(13.1) / 622(33.4) / 802(43.1) | ||
Medication adherence | 0-8 | 4.30±2.838 | ||
III Interpersonal network | Marital status | married, unmarried, divorced, widowed | 24(1.3) / 1413(76.0) / 17(0.9) / 406(21.8) | |
Living arrangement | live alone, live with others | 268(14.4) / 1592(85.6) | ||
Family structure | empty-nest, non-empty-nest | 892(48.0) / 968(52.0) | ||
Family network | LSNS-6 Family subscale | 12.02±2.893 | ||
Friendship network | LSNS-6 Friends subscale | 8.70±4.208 | ||
Social support | MOS-SSS-C | 71.79±14.408 | ||
IV Socio-economic status | Education | primary school and below, junior school, high school and above | 905(48.7) / 509(27.4) / 446(24.0) | |
Per capita monthly family income (¥) | ≤1000, 1001-3000, 3001-5000, >5000 | 712(38.3) / 614(33.0) / 422(22.7) / 112(6.0) | ||
Pre-retirement occupation | public functionary, farmer, self-employed, unemployed, others | 585(31.5) / 775(41.7) / 167(9.0) / 85(4.6) / 248(13.3) | ||
V Macro-environmental | Resident type | rural, urban | 982(52.8) / 878(47.2) | |
Types of basic medical insurance | urban employee basic medical insurance, urban and rural resident medical insurance, others | 558(30.0) / 1138(61.2) / 164(8.8) | ||
Types of basic endowment insurance | urban employee basic endowment insurance, urban and rural resident endowment insurance, others | 475(25.5) / 1326(71.3) / 59(3.2) |