Table 1.
Demographic, clinical, and psychosocial characteristics at baseline in the three trial populations
Angioplasty | Hypertension | Asthma | P value | |
---|---|---|---|---|
Demographic | ||||
Age | 63 ± 11 | 58 ± 12 | 42 ± 12 | <.0001 |
Women | 30 % | 80 % | 75 % | <.0001 |
African American | 11 % | 100 % | 22 % | |
Caucasian | 81 % | 0 % | 54 % | |
Latino | 13 % | 3 % | 31 % | <.0001 |
Married | 69 % | 25 % | 32 % | <.0001 |
Never married | 11 % | 28 % | 42 % | <.0001 |
Completed college | 55 % | 26 % | 61 % | <.0001 |
Working | 56 % | 40 % | 73 % | <.0001 |
Retired | 31 % | 27 % | 1 % | <.0001 |
Clinical | ||||
Comorbidity | <.0001 | |||
1-2 | 46 % | 41 % | 95 % | |
> 3 | 29 % | 35 % | 5 % | |
Diabetes | 25 % | 36 % | 7 % | <.0001 |
Myocardial infarction | 28 % | 5 % | 0 % | <.0001 |
Stroke | 7 % | 11 % | 0 % | <.0001 |
Disease severity | <.05 | |||
Mild | 47 % | 41 % | 45 % | |
Moderate | 40 % | 46 % | 48 % | |
Severe | 14 % | 13 % | 7 % | |
Psychosocial | ||||
PANAS positive | 33 | 35 | 35 | <.001 |
PANAS negative | 23 | 19 | 20 | <.0001 |
CES-D 10 | 9.2 | 8.5 | 8.7 | n.s. |
Social support | 80 | 76 | 78 | n.s. |
Perceived stress | 14 | 14 | 15 | n.s. |
Self-efficacy for behavior change | 8.8 | 9.5 | 8.6 | <.05 |