Table A1.

Decision criteria to aid interpretation of vote counting.

Interpretation	Requirements
Without a stressor
Beneficial	Post-intervention assessment shows improvement in scores (direction relative to the measure used) compared to pre-assessment and better than control
No	Post-intervention assessment: (1)shows no change in scores compared to pre-assessment or (2)improvement in scores (direction relative to the measure used) compared to pre-assessment but not as much as control
Detrimental	Post-intervention assessment shows worsening in scores (direction relative to the measure used) compared to pre-assessment and worse than control
With a stressor (either before the post-assessment or present during post-assessment, e.g., occurring prior to an exam)
Beneficial	Post-intervention assessment shows: (1)worsening in scores (direction relative to the measure used) compared to pre-assessment as would be expected due to stressor but less than the control or (2)no change with the control scores being worse or (3)an improvement in scores which are better than the control
Detrimental	Post-intervention assessment shows worsening in scores (direction relative to the measure used) compared to pre-assessment as would be expected due to stressor and worse than control