|
No. subjects (%)
|
1314
|
938
|
1427
|
1061
| |
|
Age (years)
|
74.56 (6.89)
|
73.92 (6.91)
|
74.17 (7.21)
|
72.95 (7.09)
|
< 0.001
|
|
Female (%)
|
715 (56.2)
|
591 (66.0)
|
717 (52.0)
|
521 (50.7)
|
< 0.001
|
|
BMI (kg/m2)
|
24.17 (4.81)
|
24.12 (3.41)
|
24.42 (4.24)
|
28.78 (94.06)
|
0.055
|
|
Physical activity (Met·h/week)
|
37.88 (113.01)
|
40.65 (154.42)
|
33.65 (67.96)
|
43.41 (233.33)
|
0.549
|
|
Number of family members
|
2.61 (1.31)
|
2.54 (1.40)
|
2.49 (1.15)
|
2.64 (1.24)
|
0.014
|
|
Family income (yuan, RMB)
|
7326.32 (15,985.04)
|
6459.34 (5168.58)
|
7230.51 (9437.45)
|
7284.66 (9693.30)
|
0.344
|
|
Smoking status (%)
| | | | |
< 0.001
|
|
Non-smoker
|
1050 (85.4)
|
758 (85.5)
|
1091 (81.3)
|
777 (78.5)
| |
|
Ex-smoker
|
94 (7.6)
|
78 (8.8)
|
139 (10.4)
|
124 (12.5)
| |
|
Current smoker
|
84 (6.8)
|
51 (5.7)
|
112 (8.3)
|
89 (9.0)
| |
|
Alcohol consumption (%)
| | | | |
0.784
|
|
None or < once/month
|
1144 (89.4)
|
816 (88.6)
|
1239 (88.2)
|
917 (88.1)
| |
|
Past alcohol drinker (>once/month)
|
113 (8.8)
|
88 (9.6)
|
137 (9.8)
|
110 (10.6)
| |
|
Current alcohol drinker (>once/month)
|
22 (1.7)
|
17 (1.8)
|
27 (1.9)
|
14 (1.3)
| |
|
Any of chronic diseases (%)
|
965 (85.6)
|
720 (86.2)
|
1047 (83.6)
|
725 (79.8)
|
0.001
|
|
Diabetes (%)
|
201 (17.0)
|
162 (18.9)
|
261 (20.1)
|
190 (19.8)
|
0.233
|
|
CVD (%)
|
747 (56.8)
|
530 (56.5)
|
813 (57.0)
|
535 (50.4)
|
0.003
|
|
Dyslipidemia (%)
|
361 (27.5)
|
273 (29.1)
|
393 (27.5)
|
245 (23.1)
|
0.014
|
|
Cancer (%)
|
58 (5.1)
|
35 (4.1)
|
43 (3.4)
|
39 (4.2)
|
0.231
|
|
Arthritis (%)
|
237 (18.0)
|
152 (16.2)
|
205 (14.4)
|
102 (9.6)
|
< 0.001
|
