Table 1 Basic characteristics of the study participants in Guangzhou, southern China.
Characteristics | Category | Frequency | Percentage |
---|---|---|---|
Subject | Atrial fibrillation patients | 175 | 1.46 |
Non-atrial fibrillation patients | 11838 | 98.54 | |
Region | Rural | 6478 | 53.92 |
Urban | 5535 | 46.08 | |
Age (years) | 30–39 | 673 | 5.60 |
40–49 | 2329 | 19.39 | |
50–59 | 3405 | 28.34 | |
60–69 | 3506 | 29.19 | |
70–79 | 1640 | 13.65 | |
≥80 | 460 | 3.83 | |
Gender | Men | 4207 | 35.02 |
Women | 7806 | 64.98 | |
Height (cm) | <155 | 4507 | 37.52 |
155–159 | 2629 | 21.88 | |
160–164 | 2166 | 18.03 | |
≥165 | 2711 | 22.57 | |
BMI (kg/m2) | <18.5 | 862 | 7.18 |
18.5 to <22.5 | 3478 | 28.95 | |
22.5 to <25 | 3446 | 28.69 | |
25 to <30 | 3598 | 29.95 | |
≥30 | 629 | 5.24 | |
Marital status | Married | 9892 | 82.34 |
Divorced | 208 | 1.73 | |
Separated | 34 | 0.28 | |
Widowed | 1284 | 10.69 | |
Single | 216 | 1.80 | |
Missing | 379 | 3.15 | |
Educational level | Illiteracy | 1764 | 14.68 |
Primary school | 2672 | 22.24 | |
Junior middle school | 2782 | 23.16 | |
High and vocational school | 2860 | 23.81 | |
Junior College | 993 | 8.27 | |
Undergraduate and above | 563 | 4.69 | |
Missing | 379 | 3.15 | |
Occupation | Leader of enterprise unit | 517 | 4.30 |
Technical personnel | 809 | 6.73 | |
Handle affairs personnel | 1328 | 11.05 | |
Sales and service personnel | 1733 | 14.43 | |
Agricultural, forestry, fishery and water conservancy production staff | 1603 | 13.34 | |
Transportation and equipment operators related personnel | 2474 | 20.59 | |
Army man | 16 | 0.13 | |
Private owner | 339 | 2.82 | |
Others | 2815 | 23.43 | |
Missing | 379 | 3.15 |