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Table 1 Sociodemographic and Clinical Variables (n = 326)

From: Health-related quality of life and associated factors in patients with myocardial infarction after returning to work: a cross-sectional study

Variables Frequency (%)
Marital status
 Married 283 (86.8)
 Unmarried 43 (13.2)
Education Level
 Junior school and below 103 (31.6)
 High school 147 (45.1)
 College and above 76 (23.3)
Occupation
 Farmer 88 (27)
 Worker 135 (41.4)
 Technicians 40 (12.3)
 Office staff 22 (6.7)
 Self-employed 33 (10.1)
 Others 8 (2.5)
Medical insurance
 Yes 319 (97.9)
 No 7 (2.1)
Work Intensity
 Light 107 (32.8)
 Medium 219 (67.2)
Income (Yuan)
 <1000/M 41 (12.6)
 1001 ~ 3000/M 83 (25.4)
 3001 ~ 5000/M 159 (48.8)
 >5001/M 43 (13.2)
Participate in cardiac rehabilitation
 Yes 206 (63.2)
 No 120 (36.8)
Complete cardiac rehabilitation
 Yes 128 (39.3)
 No 198 (60.7)
Number of stent
 0 70 (21.5)
 1 213 (65.3)
 2 29 (8.9)
 ≥ 3 14 (4.3)
Time returned to work
 <3 M 71 (21.8)
 3 ~ 6 M 104 (31.9)
 6 M ~ 1Y 88 (27)
 >1Y 63 (19.3)
Smoke
 Never 128 (39.3)
 Quit 13 (4)
 Light 75 (23)
 Medium 68 (20.8)
 Heavy 42 (12.9)
Drink
 Never 124 (38)
 Quit 20 (6.1)
 Light 96 (29)
 Medium 49 (15)
 Heavy 37 (11.4)
Co-morbidity
 0 60 (18.4)
 1 175 (53.7)
 2 76 (23.3)
 ≥ 3 15 (4.6)