Table 1.
Demographic and Clinical Characteristics
| Characteristics | Cognitive Behavioral Therapy Group (n=45) | Usual Care Group (n=36) | P valuea |
|---|---|---|---|
| No. (%) | No. (%) | ||
| Female | 9 (20.0) | 16 (44.4) | 0.02 |
| Non-Hispanic White | 28 (62.2) | 24 (66.7) | 0.68 |
| > high school education | 35 (77.8) | 25 (71.4) | 0.52 |
| Married or cohabitating | 35 (78.3) | 23 (63.9) | 0.17 |
| Employed | 17 (37.8) | 11 (30.6) | 0.50 |
| Non-Elective Surgery | 19 (42.2) | 18 (51.4) | 0.41 |
| Type of Surgery | |||
| CABG | 32 (71.1) | 23 (63.9) | 0.85 |
| AVR | 6 (13.3) | 6 (16.7) | |
| MVR | 3 (6.7) | 2 (5.6) | |
| CABG & AVR/MVR | 4 (8.9) | 5 (13.9) | |
| Post-op Complications (yes) | 24 (55.8) | 19 (54.3) | 0.89 |
| Type of Depression – baseline | |||
| major | 34 (75.6) | 29 (80.6) | 0.59 |
| minor | 11 (24.4) | 7 (19.4) | |
| History of Depression | 16 (35.6) | 11 (30.6) | 0.64 |
| On antidepressants | 17 (37.8) | 12 (33.3) | 0.68 |
| Mean (SD) | Mean (SD) | ||
| Age (years) | 63.4 (8.4) | 63.9 (11.4) | 0.83 |
| Body Mass Index (kg/m2) | 30.1 (7.3) | 31.2 (10.9) | 0.59 |
| Charlson Comorbidity Index Total Score | 3.5 (2.0) | 4.4 (2.3) | 0.07 |
| Hospital length of stay (days) | 9.1 (5.2) | 10.3 (6.3) | 0.33 |
| Mini Mental Exam Total Score | 27.5 (0.9) | 27.4 (0.9) | 0.46 |
| Number of grafts | 2.4 (1.4) | 2.1 (1.3) | 0.38 |
| Pump time (min) | 92.7 (46.1) | 108.8 (63.7) | 0.21 |
| Cross clamp time (min) | 65.5 (39.0) | 87.7 (63.6) | 0.07 |
| Ejection Fraction | 51.3 (13.8) | 50.5 (14.7) | 0.81 |
| Baseline BDI | 16.8 (9.3) | 15.1 (8.9) | 0.43 |
| Baseline BSI | 9.5 (7.8) | 8.3 (6.8) | 0.54 |
a
using t tests or χ2 tests
Abbreviations: AVR=aortic valve replacement; BDI=Beck Depression Inventory; BSI = Brief Symptom Inventory; CABG = Coronary artery bypass graft; MVR = mitral valve replacement