Table 2.
Participants’ Total Weekly Steps During the Trial
| Time points | Anonymous arm | Onymous arm | Difference between two armsa | p-valueb |
|---|---|---|---|---|
| Baseline | 59,926.6 ± 650.7 | 57,642.4 ± 565.2 | ||
| Week 1 | 50,974.9 ± 757.5 | 51,623.4 ± 656.3 | 2932.7 ± 2643.3 | 0.267 |
| Week 2 | 51,558.5 ± 737.9 | 52,253.6 ± 690.0 | 2979.3 ± 2734.2 | 0.276 |
| Week 3 | 52,775.5 ± 740.9 | 50,290.0 ± 706.7 | −201.3 ± 3191.5 | 0.950 |
| Week 4 | 51,480.4 ± 781.0 | 53,210.1 ± 765.8 | 4013.9 ± 3504.4 | 0.252 |
| Week 5 | 54,376.1 ± 803.8 | 52,743.6 ± 728.9 | 651.8 ± 2756.0 | 0.813 |
| Week 6 | 52,498.8 ± 882.3 | 53,618.7 ± 766.2 | 3404.2 ± 3075.9 | 0.268 |
| Week 7 | 53,541.0 ± 827.2 | 52,650.1 ± 840.4 | 1393.4 ± 2842.7 | 0.624 |
| Week 8 | 52,123.3 ± 840.1 | 48,994.7 ± 759.0 | − 844.4 ± 3186.9 | 0.791 |
| Week 9 | 53,163.4 ± 889.3 | 50,114.6 ± 788.3 | − 764.5 ± 3152.3 | 0.808 |
| Week 10 | 51,895.7 ± 929.7 | 51,497.0 ± 794.7 | 1885.5 ± 3211.0 | 0.557 |
| Week 11 | 53,008.3 ± 858.4 | 52,479.6 ± 881.6 | 1755.5 ± 3496.3 | 0.616 |
| Week 12 | 52,500.2 ± 794.5 | 52,144.8 ± 945.9 | 1928.8 ± 3330.3 | 0.562 |
| Week 13 | 53,063.0 ± 891.8 | 52,385.4 ± 847.6 | 1606.7 ± 3394.0 | 0.636 |
| Week 14 | 52,685.7 ± 908.4 | 51,689.4 ± 864.3 | 1288.0 ± 2953.9 | 0.663 |
| Week 15 | 54,081.7 ± 810.1 | 52,269.8 ± 859.3 | 472.4 ± 3171.0 | 0.882 |
| Week 16 | 55,427.0 ± 821.2 | 52,332.4 ± 965.4 | −810.4 ± 3376.9 | 0.810 |
aDifference between two arms refers to the difference between the two study arms after taking the difference between the baseline step count and the total weekly step count of a particular week
bP value for the difference between the two arms from mixed-effects model repeated measures; alpha level p < 0.05