Background characteristics at study entry
| Usual care N=92 | Exercise intervention N=108 | p Value* | |
|---|---|---|---|
| Mean age (SD) | 60.7 (8.08) | 61.2 (7.67) | 0.639 |
| Female gender | 64.1% | 62.0% | 0.760 |
| Australian born | 56.5% | 59.3% | 0.696 |
| Married | 58.7% | 48.1% | 0.136 |
| Lives alone | 20.7% | 22.4% | 0.761 |
| Tertiary education | 26.4% | 35.2% | 0.181 |
| >150 min self-reported exercise/week | 56.5% | 46.3% | 0.149 |
| Harmful or hazardous drinking | 5.3% | 7.9% | 0.501 |
| Currently smoking | 22.8% | 14.8% | 0.146 |
| BMI >25 (overweight-obese) | 78.2% | 75.5% | 0.660 |
| History of depression diagnosis | 81.5% | 80.6% | 0.862 |
| History of anxiety diagnosis | 40.2% | 48.1% | 0.261 |
| Current antidepressant use | 47.8% | 60.2% | 0.080 |
| >12 GP visits in the past 12 months | 19.3% | 22.6% | 0.572 |
| Late onset depression (first episode >50 years) | 31.2% | 30.0% | 0.885 |
| SCID-I diagnosis—major depressive episode | 63.0% | 60.2% | 0.679 |
| Mean # of medical conditions (SD) | 3.4 (1.89) | 3.8 (2.41) | 0.199 |
| Mean # of prescription medications (SD) | 5.0 (3.98) | 5.4 (4.16) | 0.446 |
*p Value by t test or χ2.
BMI, body mass index; GP, general practitioner; SCID-I, Structured Clinical Interview for DSM-IV Axis I Disorders.