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Table 1 Distribution of the CHD patient characteristics across the intervention groups (n = 146)

From: Community health service center-based cardiac rehabilitation in patients with coronary heart disease: a prospective study

Characteristics Total (n = 126) CR group (n = 57) UC group (n = 69) p
Age, years 63.1 ± 7.3 64.7 ± 7.2 59.8 ± 7.6 <0.01
Gender, Female 30(29.5) 23(41.2) 7(10.1) <0.01
Married 124(97.8) 56(97.6) 68(98.2) 0.84
Education: Junior high school or lower 58(47.9) 31(54.1) 27(39.2) 0.03
Retired 77(65.8) 44(77.4) 33(47.8) <0.01
Income: (Chinese Yuan/month)     0.90
 Low 42(32.9) 18(31.5) 24(34.3)  
 Median 73(58.2) 34(59.6) 39(57.2)  
 high 11(8.9) 5(8.9) 6(8.5)  
Medical diagnosis     0.92
 STEMI 57(46.2) 27(47.4) 30(44.2)  
 NSTEMI 43(34.1) 19(33.4) 24(35.1)  
 Unstable angina 25(19.7) 11(19.2) 14(20.7)  
Management strategies     0.57
 PCI 120(95.9) 55(96.6) 65(94.7)  
 CABG 6(4.1) 2(3.4) 4(5.3)  
Co-morbidity     
 COPD 33(28.6) 19(33.7) 14(20.3) 0.10
 Diabetes 36(30.8) 22(38.2) 14(20.3) 0.02
 Hypertension 55(48.6) 33(58.2) 23(33.3) <0.01
 PAD 26(22.6) 17(29.2) 9(13.1) 0.02
  1. CR cardiac rehabilitation, UC usual care, PCI percutaneous coronary intervention, STEMI ST segment elevated myocardial infarction, NSTEMI non-ST segment elevated myocardial infarction, CABG coronary artery bypass graft, COPD chronic obstructive pulmonary disease, PAD peripheral arterial disease