Table 3 Change in EVS (min/week) over time
| Â | Baseline EVS | 3 mo EVS | 6 mo EVS | 12 mo EVS |
|---|---|---|---|---|
Control | ||||
 Mean (SD) | 212 (169) | 193 (170) | 216 (166) | 221 (161) |
 N | 656 | 263 | 341 | 200 |
Intervention | ||||
 Mean (SD) | 215 (184) | 215 (173) | 219 (166) | 250 (193) |
 N | 659 | 283 | 343 | 219 |