Table 2.
Participants’ Baseline Sociodemographic and Clinical Characteristics by Retention at 12‐Month Assessment
| Characteristic | Retained (n=62; 53.9%) | Lost to Follow‐up (n=53; 46.1%) | Total (n=115) |
|---|---|---|---|
| Sociodemographic | |||
| Sex (male) | 44 (71.0) | 38 (71.7) | 82 (71.3) |
| Age, y | 60.0±9.8 | 58.9±9.0 | 59.5±9.4 |
| Education (low)* | 48 (77.4) | 34 (64.2) | 82 (71.3) |
| Marital status (married or equivalent)** | 45 (72.6) | 29 (54.7) | 74 (64.3)† |
| Work status (employed) | 20 (32.3) | 26 (49.1) | 46 (40.0) |
| Monthly income (low)‡ | 56 (90.3) | 44 (83.0) | 100 (87.0) |
| Clinical | |||
| CR indication (yes) | |||
| MI | 57 (91.9) | 50 (94.3) | 107 (93.0) |
| Angina | 41 (66.1) | 28 (52.8) | 69 (60.0) |
| PCI | 40 (64.5) | 28 (52.8) | 68 (59.1) |
| Bypass surgery | 17 (27.4) | 12 (22.6) | 29 (25.2) |
| First event (no) | 15 (24.6) | 13 (25.0) | 28 (24.8) |
| Comorbidities (yes) | |||
| Depression | 8 (12.9) | 12 (22.6) | 20 (17.4) |
| Kidney disease | 9 (14.5) | 4 (7.5) | 13 (11.3) |
| Liver disease | 6 (9.7) | 2 (3.8) | 8 (7.0) |
| Rheumatic disease | 5 (8.1) | 2 (3.8) | 7 (6.1) |
| Cancer | 3 (4.8) | 3 (5.7) | 6 (5.2) |
| Stroke | 1 (1.6) | 2 (3.8) | 3 (2.6) |
| COPD | 2 (3.2) | 1 (1.9) | 3 (2.6) |
| Functional capacity | |||
| Stress test (HR max), bpm | 120.3±23.1 | 122.7±20.7 | 121.4±21.9 |
| Stress test (peak METs) | 7.7±2.5 | 7.4±2.5 | 7.6±2.5 |
| ISWT, m | 375.3±128.9 | 369.6±129.2 | 372.7±128.5 |
| Risk factors | |||
| BP systolic, mm Hg | 119.3±15.5 | 119.9±23.8 | 119.6±19.6 |
| BP diastolic, mm Hg | 74.7±12.4 | 78.5±14.6 | 76.4±13.5 |
| BMI, kg/m2 | 28.5±5.4 | 27.9±4.2 | 28.2±4.8 |
| WC, cm | 96.6±10.5 | 95.0±10.7 | 95.9±10.6 |
| TC, mg/dL | 159.0±40.3 | 151.2±54.8 | 155.7±46.9 |
| LDL, mg/dL | 88.1±32.1 | 76.7±20.0 | 83.1±27.9 |
| HDL, mg/dL | 41.1±11.5 | 40.1±8.1 | 40.7±10.1 |
| Triglycerides, mg/dL | 148.9±60.2 | 148.1±112.8 | 148.6±85.6 |
| Glucose (fasting), mg/dL | 112.6±37.3 | 100.9±23.1 | 107.3±32.0 |
| Sleep apnea | 11 (17.7) | 2 (3.8) | 13 (11.3)† |
| Smoking (current) | 6 (9.7) | 3 (5.7) | 9 (7.8) |
| Medications | |||
| Statins | 60 (96.8) | 51 (96.2) | 111 (98.2) |
| ASA | 57 (91.9) | 49 (92.4) | 106 (94.6) |
| β‐Blockers | 53 (85.5) | 47 (88.7) | 100 (89.3) |
| Antiplatelet | 43 (69.3) | 38 (71.7) | 81 (72.3) |
| ACEIs | 42 (67.7) | 31 (58.5) | 73 (65.2) |
| ARBs | 16 (25.8) | 10 (18.9) | 26 (23.2) |
| Other | |||
| Cardiac knowledge§ | 49.0±13.2 | 47.5±13.8 | 48.32±13.46 |
| Exercise (steps/d) | 29 781.3±20 435.2 | 34 287.9±25 729.9 | 4550.7±3289.6 |
| Diet∥ | 6.4±7.5 | 5.9±7.2 | 6.18±7.38 |
Data are shown as n (%) or mean±SD. ACEI indicates angiotensin‐converting enzyme inhibitor; ARB, angiotensin receptor blockers; ASA, acetylsalicylic acid; BMI, body mass index; BP, blood pressure; bpm, beats per minute; COPD, chronic obstructive pulmonary disease; CR, cardiac rehabilitation; HDL, high‐density lipoprotein; HR, heart rate; ISWT, incremental shuttle walk test; LDL, low‐density lipoprotein; MET, metabolic equivalent of task; MI, myocardial infarction; PCI, percutaneous coronary intervention; TC, total cholesterol; WC, waist circumference.
Did not complete high school.
ie, living together for many years, although not officially married.
Unpaired t test: P<0.05.
Less than 4 minimum wages per month.
Scores on the Coronary Artery Disease Questionnaire range from 0 to 93, with higher scores indicating better knowledge.
Scores on the Food Frequency Questionnaire range from −36 to +47, with higher scores indicating better diet.