Table 2 Baseline characteristics of participants according to heating fuels
Characteristic | Heating fuels | ||
|---|---|---|---|
Clean fuels | Solid fuels | P -value | |
N | 1848 | 1011 | |
Age(years) | 59.34 ± 10.27 | 59.29 ± 10.13 | 0.902 |
BMI (kg/m 2 ) | 24.85 ± 4.44 | 24.58 ± 3.89 | 0.147 |
Gender, % | 0.928 | ||
Male | 864 (46.75%) | 474 (46.93%) | |
Female | 984 (53.25%) | 536 (53.07%) | |
Ethnicity, % | < 0.001 | ||
Other | 88 (5.64%) | 107 (11.88%) | |
Han | 1471 (94.36%) | 794 (88.12%) | |
House area (m 2 ) | 0.042 | ||
≤ 120 | 1502 (81.67%) | 782 (78.51%) | |
> 120 | 337 (18.33%) | 214 (21.49%) | |
Marry status, % | 0.77 | ||
Live with spouse | 1558 (84.49%) | 850 (84.08%) | |
Live without spouse | 286 (15.51%) | 161 (15.92%) | |
Household annual income (yuan) | < 0.001 | ||
≤ 30,000 | 956 (58.12%) | 609 (71.82%) | |
>30,000 | 689 (41.88%) | 239 (28.18%) | |
Education level, % | < 0.001 | ||
<Middle school | 641 (34.86%) | 560 (55.45%) | |
≥Middle school | 1198 (65.14%) | 450 (44.55%) | |
Medical insurance status, % | < 0.001 | ||
No | 134 (7.29%) | 125 (12.41%) | |
Yes | 1704 (92.71%) | 882 (87.59%) | |
Smoking status, % | 0.005 | ||
Never smoker | 1200 (67.08%) | 612 (62.32%) | |
Ever smoker | 174 (9.73%) | 87 (8.86%) | |
Current smoker | 415 (23.20%) | 283 (28.82%) | |
Drinking status, % | 0.119 | ||
Never drinker | 1102 (59.99%) | 620 (61.45%) | |
Ever drinker | 152 (8.27%) | 62 (6.14%) | |
Current drinker | 583 (31.74%) | 327 (32.41%) | |
Hypertension, % | 0.965 | ||
No | 932 (50.43%) | 509 (50.35%) | |
Yes | 916 (49.57%) | 502 (49.65%) | |
Diabetes, % | 0.228 | ||
No | 1623 (87.82%) | 872 (86.25%) | |
Yes | 225 (12.18%) | 139 (13.75%) | |