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Participant count for responses regarding changes in perceived work or school productivity over 4 weeks between baseline and postintervention measurements. Expected count is provided in parentheses.
| Treatment | Control | Experimental |
| I think I was MORE productive | 14 (22.2) | 28 (19.8) |
| I think I was LESS productive | 32 (26.4) | 18 (23.6) |
| I think my productivity stayed about the same | 40 (37.5) | 31 (33.5) |
