Table 3.
Steps per day and wearing time (usage time (%)) separated by wearing week (first vs. fifth wearing week) and usage behavior (<50% vs. ≥50% usage).
| Wearing Week | First Wearing Week Mean (SD) |
Fifth Wearing Week Mean (SD) |
Wilcoxon-Test z-Value; p-Value |
|---|---|---|---|
| Steps (n = 19) | 1020 (973) | 1276 (1115) | −2,1; 0.04 * |
| Sedentary minutes (n = 14) | 550.9 (122.5) | 549.9 (113.5) | −0.31; 0.98 |
| Longest zero (n = 14) | 157.4 (38.4) | 135.7 (42.7) | −2.1; 0.03 * |
| Usage time (%; n = 19) | 85.1 (24.4) | 80.5 (27.0) | −0.9; 0.37 |
| Relative Usage Time of the Fitbit Zip | <50% | ≥50% |
Mann-Whitney U-Test
z-Value; p-Value |
| Steps | 617.7 (980.4) | 1188.1 (766.4) | −2.1; 0.04 * |
* p < 0.05.