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Table 2 Demographic characteristics of patients with CHF

From: A nomogram based on a patient-reported outcomes measure: predicting the risk of readmission for patients with chronic heart failure

  Without Readmission Readmission P
(n = 312) (n = 142)
Age > =70 140 (46.2%) 79 (56.4%) 0.018
Female 119 (38.1%) 77 (54.2%) 0.004
Manual workers 165 (63.2%) 66 (53.7%) 0.153
literacy    0.225
 Low 103 (34.1%) 46 (33.3%)  
 Middle 160 (53.0%) 65 (47.1%)  
 High 39 (12.9%) 27 (19.6%)  
Health care    0.043
 City health care 188 (60.3%) 105 (73.9%)  
 Rural health care 116 (37.2%) 35 (24.6%)  
 Self- paying 8 (2.6%) 2 (1.4%)  
Family history 99 (33.3%) 40 (29.0%) 0.496
Income    0.003
 Low 169 (54.2%) 57 (40.1%)  
 Middle 139 (44.6%) 76 (53.5%)  
 High 4 (1.3%) 9 (6.3%)  
Smoking history    0.042
 No 157 (52.0%) 87 (64.4%)  
 smoking cessation 75 (24.8%) 32 (23.7%)  
 Yes 70 (23.2%) 16 (11.9%)  
Drinking history    0.083
 No 199 (63.8%) 104 (73.2%)  
 temperance 34 (10.9%) 16 (11.3%)  
 Yes 79 (25.3%) 22 (15.5%)  
NYHA    0.535
 II 119 (38.1%) 47 (33.1%)  
 III 123 (39.4%) 66 (46.5%)  
 IV 70 (22.4%) 29 (20.4%)  
BMI    0.109
  < 18.5 23 (7.6%) 17 (12.5%)  
 18.5 ~ 24.9 137 (45.4%) 72 (52.9%)  
  ≥ 25 142 (44.0%) 43 (36.8%)