From: Impact of a randomized possible selves experiment on new retirees’ physical activity and identity
Outcome measure | Control n = 76 (mean and 95 % CI) | One-time n = 78 (mean and 95 % CI) | Repeated n = 67 (mean and 95 % CI) | Repeated measures model |
---|---|---|---|---|
PA Identity | ||||
Baseline | 3.82 (3.51–4.13) | 3.68 (3.40–3.97) | 3.69 (3.37–4.00) | ↑ over time in all groups |
4 weeks | 3.95 (3.66–4.25) | 4.01 (3.74–4.29) | 4.13 (3.83–4.43) | Time (T): p <.01 |
8 weeks | 3.96 (3.63–4.28) | 4.01 (3.70–4.32) | 3.89 (3.55–4.23) | Group (G): p = 0.97 |
12 weeks | 4.32 (3.99–4.64) | 4.16 (3.85–4.47) | 4.20 (3.86–4.53) | T x G: p = 0.39 |
PA (bouts) | ||||
Baseline | 2.41 (1.73–3.37) | 3.31 (2.46–4.44) | 2.87 (2.07–3.99) | ↑ over time in all groups |
4 weeks | 3.48 (2.56–4.72) | 4.87 (3.68–6.45) | 4.23 (3.12–5.74) | Time (T): p <.01 |
8 weeks | 3.61 (2.64–4.94) | 4.53 (3.36–6.12) | 3.67 (2.62–5.13) | Group (G): p = 0.34 |
12 weeks | 3.86 (2.79–5.34) | 4.29 (3.15–5.83) | 3.87 (2.77–5.41) | T x G: p = 0.97 |