Table 1. Sociodemographic and clinical characteristics of the patientsa.
| Characteristic | Overall (N=450) |
Men n=299 (66) |
Women n=151 (34) |
P b |
|---|---|---|---|---|
| Age, y (M±SD) | 66±13 | 64±13 | 69±12 | <.01 |
| Referral Diagnoses | ||||
| PCI/Myocardial infarction | 262 (58.2) | 182 (60.9) | 80 (53.0) | .13 |
| Stable angina | 33 (7.3) | 15 (5.0) | 18 (11.9) | .01 |
| Cardiac surgery | ||||
| CABG | 139 (30.9) | 94 (31.4) | 45 (29.8) | .75 |
| Heart valve repair | 14 (3.1) | 7 (2.3) | 7 (4.6) | .25 |
| Heart transplant | 2 (0.04) | 1 (0.03) | 1 (0.03) | 1.0 |
| Educational Achievement | .14 | |||
| <12 years | 211 (51.8) | 135 (49.3) | 76 (42.9) | |
| ≥12 years | 196 (48.2) | 139 (50.7) | 57 (42.9) | |
| Marital Status | <.01 | |||
| Married | 310 (69.5) | 237 (76.5) | 73 (49.0) | |
| Not married | 136 (30.5) | 60 (20.2) | 76 (51.0) | |
| Employment Status | .81 | |||
| Employed or retired | 338 (77.7) | 228 (78.1) | 110 (76.9) | |
| Not employedc | 97 (22.2) | 64 (21.9) | 33 (23.1) | |
| Smoking Status | .61 | |||
| Non-smoker/former smoker | 347 (79.6) | 231 (78.8) | 116 (81.1) | |
| Current smoker | 89 (20.4) | 62 (21.1) | 27 (18.9) | |
| Body mass index | .10 | |||
| <30 kg/m2 | 230 (59.0) | 147 (56.1) | 83 (64.8) | |
| ≥30 kg/m2 | 160 (41.0) | 115 (43.9) | 45 (35.2) | |
| Comorbidities | ||||
| Diabetes | 130 (28.9) | 79 (26.4) | 51 (33.8) | .10 |
| COPD | 39 (8.7) | 28 (9.4) | 11 (7.3) | .60 |
| CHF | 65 (14.4) | 46 (15.4) | 19 (12.6) | .48 |
| PAD | 33 (7.3) | 23 (7.7) | 10 (6.6) | .85 |
| Stroke | 22 (4.9) | 12 (4.0) | 10 (6.6) | .25 |
| ESRD | 12 (2.7) | 11 (3.7) | 1 (0.6) | .07 |
| Any comorbidity | 218 (48.4) | 141 (47.2) | 77 (51.0) | .48 |
a
n (% of total) unless otherwise indicated. Complete data were not available for all variables. With the exception of body mass index (available for 390 patients, 87% of all patients), all other variables were collected on at least 90% of the cohort.
b
Comparisons between men and women
c
Patients of employment age (<65 years) and not working
Abbreviations: PCI, percutaneous coronary intervention; CABG, coronary artery bypass grafting; COPD, chronic obstructive pulmonary disease; CHF, chronic heart failure; PAD, peripheral arterial disease; ESRD, endstage renal disease