Table 1 Baseline characteristics of the participates
Characteristic | Total | Non-AF group (N = 3,177) | AF group (N = 76) | P |
|---|---|---|---|---|
Age, years, mean (SD) | 69.73 (6.16) | 69.69 (6.12) | 71.54 (7.41) | 0.042* |
PM2.5, median (INQ) | 46.31 (0.69) | 46.31 (0.69) | 46.40 (0.55) | 0.372* |
Greenness, median (INQ) | 0.34 (0.02) | 0.33 (0.02) | 0.35 (0.02) | < 0.001* |
Waist-hip ratio, mean (SD) | 0.91 (0.07) | 0.91 (0.07) | 0.91 (0.06) | 0.894* |
Dietary quality score, mean (SD) | 35.41 (5.05) | 35.40 (5.02) | 35.93 (6.02) | 0.215* |
CES-D score, mean (SD) | 2.45 (3.51) | 2.44 (3.51) | 2.99 (3.63) | 0.182* |
SAS index, mean (SD) | 30.17 (2.53) | 30.18 (2.53) | 30.05 (2.22) | 0.676* |
LTPA, MET-h/week, median (INQ) | 36.75 (38.38) | 36.75 (38.78) | 25.25 (36.13) | 0.011* |
Sex, N (%) |  |  |  | < 0.001†|
 Male | 1199 (36.86) | 1156 (36.39) | 43 (56.58) |  |
 Female | 2054 (63.14) | 2021 (63.61) | 33 (43.42) |  |
Marital status, N (%) |  |  |  | 0.212†|
 Married | 2505 (77.01) | 2451 (77.15) | 54 (71.05) |  |
 Others | 748 (22.99) | 726 (22.85) | 22 (28.95) |  |
Education, N (%) |  |  |  | 0.036‡ |
 Primary school or lower | 1929 (59.30) | 1891 (59.52) | 39 (50.00) |  |
 Junior high school | 518 (15.92) | 508 (15.99) | 10 (13.16) |  |
 Senior high school | 497 (15.28) | 483 (15.20) | 14 (18.42) |  |
 College or above | 309 (9.50) | 295 (9.29) | 14 (18.42) |  |
Active smoking, N (%) |  |  |  | 0.170†|
 No | 288(40.17) | 277(39.74) | 11(55.00) |  |
 Yes | 429(59.83) | 420(60.26) | 9(45.00) |  |
Passive smoking, N (%) |  |  |  | 0.884†|
 No | 2123(65.26) | 2074(65.28) | 49(64.47) |  |
 Yes | 1130(34.74) | 1103(34.72) | 27(35.53) |  |
Alcohol drinking, N (%) |  |  |  | 0.923†|
 Never or former drinking | 570(17.52) | 557(17.53) | 13(17.11) |  |
 Occasional or frequent drinking | 2683(82.48) | 2620(82.47) | 63(82.89) |  |
Hypertension, N (%) |  |  |  | 0.551†|
 No | 1817 (55.86) | 1772 (55.78) | 45 (59.21) |  |
 Yes | 1436 (44.14) | 1405 (44.22) | 31 (40.79) |  |
Diabetes, N (%) |  |  |  | 0.413†|
 No | 2801 (86.11) | 2738 (86.18) | 63 (82.89) |  |
 Yes | 452 (13.89) | 439 (13.82) | 13 (17.11) |  |
Dyslipidemia, N (%) |  |  |  | 0.504†|
 No | 2419 (74.36) | 2365 (74.44) | 54 (71.05) |  |
 Yes | 834 (25.64) | 812 (25.56) | 22 (28.95) |  |
Myocardial infarction, N (%) |  |  |  | 0.185§ |
 No | 3142 (96.59) | 3071 (96.66) | 71 (93.42) |  |
 Yes | 111 (3.41) | 106 (3.34) | 5 (6.58) |  |
Heart failure, N (%) |  |  |  | 0.214§ |
 No | 3216 (98.86) | 3142 (98.90) | 74 (97.37) |  |
 Yes | 37 (1.14) | 35 (1.10) | 2 (0.9) |  |
OSA, N (%) |  |  |  | 0.217†|
 No | 2552 (78.45) | 2488 (78.31) | 64 (84.21) |  |
 Yes | 701 (21.55) | 689 (21.69) | 12 (15.79) |  |