Table 3.
Participants’ sociodemographic and clinical characteristics by assessment point and retention status.
| n (%) / mean ± SD | Pre-CR (N = 249) | Post-CR |
6-Month Follow-up |
|||||
|---|---|---|---|---|---|---|---|---|
| Retained (n = 184) | Lost to follow-up (n = 65) | p | Retained (n = 121) | Lost to follow-up (n = 128) | p | |||
| Sociodemographic | ||||||||
| Sex (% male) | 185 (74.3) | 139 (75.5) | 46 (70.8) | 0.47 | 96 (79.3) | 89 (69.5) | 0.08 | |
| Age (years) | 61.3 ± 11.8 | 61.0 ± 11.2 | 62.4 ± 13.4 | 0.45 | 61.1 ± 12.3 | 61.5 ± 11.4 | 0.79 | |
| Education (% low*) | 60 (24.2) | 40 (21.9) | 20 (30.8) | 0.18 | 25 (20.7) | 35 (27.3) | 0.21 | |
| Monthly income (% low†) | 114 (53.3) | 75 (48.7) | 39 (65.0) | 0.03 | 54 (50.5) | 60 (56.1) | 0.41 | |
| Clinical | ||||||||
| CR indication (% yes) | ||||||||
| Myocardial infarction | 133 (53.4) | 100 (54.3) | 33 (50.8) | 0.62 | 63 (52.1) | 70 (54.7) | 0.68 | |
| PCI | 131 (52.6) | 96 (52.2) | 35 (53.8) | 0.82 | 63 (52.1) | 68 (53.1) | 0.87 | |
| Bypass surgery | 34 (13.7) | 27 (14.7) | 7 (10.8) | 0.41 | 25 (20.7) | 9 (7.0) | <0.01 | |
| Angina | 47 (18.9) | 36 (19.6) | 11 (16.9) | 0.63 | 23 (19.0) | 24 (18.8) | 0.96 | |
| HF | 28 (11.2) | 21 (11.7) | 7 (10.8) | 0.88 | 14 (11.7) | 14 (10.9) | 0.86 | |
| Risk factors (% yes) | ||||||||
| Hypertension | 158 (63.5) | 121 (65.8) | 37 (56.9) | 0.22 | 75 (62.0) | 83 (64.8) | 0.64 | |
| Dyslipidemia | 175 (70.3) | 125 (67.9) | 50 (76.9) | 0.16 | 71 (58.7) | 104 (81.3) | <0.001 | |
| Obesity | 109 (43.8) | 70 (38.0) | 39 (60.0) | <0.01 | 43 (35.5) | 66 (51.6) | 0.01 | |
| Diabetes type 1 | 6 (2.4) | 3 (1.6) | 3 (4.6) | 0.29 | 2 (2.5) | 2 (2.3) | 0.95 | |
| Diabetes type 2 | 54 (21.7) | 36 (19.6) | 18 (27.7) | 0.20 | 22 (18.2) | 32 (25.0) | 0.19 | |
| Smoking (% current) | 48 (19.3) | 39 (21.2) | 9 (13.8) | 0.17 | 33 (27.3) | 15 (11.7) | <0.01 | |
| Alcohol consumption | 21 (8.4) | 15 (8.2) | 6 (9.2) | 0.80 | 12 (9.9) | 9 (7.0) | 0.42 | |
| Depression | 19 (7.6) | 16 (8.7) | 3 (4.6) | 0.23 | 12 (9.9) | 7 (5.5) | 0.19 | |
| Sleep apnea | 16 (6.4) | 12 (6.5) | 4 (6.2) | 0.92 | 7 (5.8) | 9 (7.0) | 0.69 | |
SD, standard deviation; PCI, percutaneous coronary intervention; HF, heart failure; CR, cardiac rehabilitation.
*
Did not complete high school.
†
Less than US$700 per month.