Table 1.
Cardiovascular risk factors and psychological functioning at baseline and 3 months
| Variable | Baseline, Mean ± SD | 3 months, Mean ± SD | Mean change, 3-month baseline | 95% CI of change |
P* | |
|---|---|---|---|---|---|---|
| Lower | Upper | |||||
| Cardiovascular risk factors | ||||||
| BMI | 26.5 ± 3.6 | 23.9 ± 3.0 | −2.6 | −3.0 | −2.2 | <0.001 |
| Systolic blood pressure, mmHg | 129.5 ± 15.1 | 120.3 ± 12.6 | −9.2 | −13.8 | −4.6 | <0.001 |
| Diastolic blood pressure, mmHg | 68.2 ± 10.7 | 62.8 ± 10.3 | −5.4 | −8.4 | −2.3 | <0.002 |
| LDL, mg/dl | 121.7 ± 28.2 | 87.6 ± 25.1 | −34.2 | −41.6 | −26.8 | <0.001 |
| HDL, mg/dl | 48.5 ± 12.7 | 40.2 ± 12.1 | −8.3 | −11.5 | −5.2 | <0.001 |
| Total cholesterol, mg/dl | 191.7 ± 33.1 | 146.5 ± 31.6 | −45.2 | −54.4 | −36.0 | <0.001 |
| LDL/HDL ratio | 2.7 ± 1.0 | 2.3 ± 0.8 | −0.4 | −0.6 | −0.1 | <0.002 |
| Triglycerides, mg/dl | 107.0 ± 72.1 | 93.6 ± 46.3 | −13.4 | −32.3 | 5.5 | 0.158 |
| C-reactive protein (ln) | 0.12 ± 1.1 | −0.14 ± 1.3 | −0.26 | −0.64 | 0.12 | 0.168 |
| Psychological functioning | ||||||
| SF-36 | ||||||
| Mental component summary | 49.7 ± 11.8 | 56.2 ± 5.5 | 6.5 | 2.6 | 10.3 | <0.003 |
| Physical component summary | 54.7 ± 4.9 | 55.4 ± 5.5 | 0.8 | −1.5 | 3.0 | 0.485 |
| Impact of Event Scale | ||||||
| Intrusive thoughts | 6.2 ± 5.6 | 3.7 ± 4.8 | −2.5 | −4.2 | −0.8 | <0.01 |
| Avoidance | 10.1 ± 6.8 | 7.1 ± 5.8 | −3.0 | −5.9 | −0.1 | <0.05 |
*Paired-samples t test, two-tailed.