Table 5.
Secondary outcomes: pre-post changes in study outcome measures.
| Pre and Post Values for Outcome Measures in Secondary Efficacy Analyses | ||||
|---|---|---|---|---|
| Measure | Baseline | 12 weeks | ||
| Mean | SD | Mean | SD | |
| Accelerometer-measured physical activity outcomes | ||||
| MVPA (mean min/day) | 15.0 | 13.4 | 22.2 | 15.6 |
| Mean total daily steps | 5455.1 | 2823.1 | 5886.2 | 3169.0 |
| Psychological outcomes | ||||
| Positive affect (PANAS) | 30.3 | 6.1 | 35.7 | 7.1 |
| Dispositional optimism (LOT-R) | 16.3 | 4.4 | 18.6 | 5.0 |
| Depression (HADS-D) | 6.1 | 2.4 | 2.4 | 2.8 |
| Anxiety (HADS-A) | 8.8 | 3.6 | 5.9 | 4.0 |
| Internal locus of control (MHLC) | 24.8 | 4.1 | 28.6 | 4.4 |
| Perceived social support (MSPSS) | 67.1 | 14.3 | 66.6 | 15.0 |
| Exercise self-efficacy (SEE) | 56.1 | 18.6 | 65.0 | 20.3 |
| Additional functional/behavioral measures | ||||
| Mental HRQoL (SF-12 MCS) | 42.9 | 9.7 | 49.4 | 11.1 |
| Physical HRQoL (SF-12 PCS) | 48.6 | 10.1 | 48.9 | 10.6 |
| Physical function (PROMIS PF-20) | 93.5 | 6.6 | 97.3 | 7.1 |
| Self-reported physical activity (IPAQ) | 2581.8 | 4362.8 | 5192.5 | 4456.1 |
| Self-reported adherence (MOS SAS) | 10.7 | 2.9 | 14.8 | 3.2 |
Legend. ES = effect size; HADS = Hospital Anxiety and Depression Scale (HADS-A = Anxiety Subscale, HADS-D = Depression); HRQoL = health-related quality of life; IPAQ = International Physical Activity Questionnaire; LOT-R = Life Orientation Test, Revised; MHLC = Multidimensional Health Locus of Control scale; MOS SAS = Medical Outcomes Study Specific Adherence Scale; MSPSS = Multidimensional Scale of Perceived Social Support; MVPA = Moderate to vigorous physical activity; PANAS = Positive And Negative Affect Schedule; PF-20 = PROMIS Physical Function 20-item measure; SF-12 MCS = Medical Outcomes Study Short Form-12 Mental Component Score; SF-12 PCS = Medical Outcomes Study Short Form-12 Physical Component Score.