Table 1 Summary of the measures

Questionnaire to assess workplace champion feedback on training

Workplace champions

End of training

56 workplace champions from 51 clusters (98.1% of clusters represented at training; 1 cluster did not have a champion attend training) were allocated the role of champion and attended the training.

Questionnaire on intervention components

All intervention participants

3 and 12 months

3 months: 180 (78%) SWAL only; 191 (85%) SWAL plus desk.

12 months: 162 (73%) SWAL only; 178 (80%) SWAL plus desk.

Focus groups

> 20% random sample from each study arm

12 months

36 focus groups (14 SWAL only (49 participants, average 3.9 participants per focus group, average duration 45.8 min), 11 SWAL plus desk (51 participants, average 5.8 participants per focus group, average duration 56.8 min)).

Workplace champion questionnaire

All workplace champions

12 months

27 workplace champions (14 SWAL only, 13 SWAL plus desk).

Interviews

All workplace champions who agreed to be interviewed

12 months

16 workplace champions (9 SWAL only (average duration 24.4 min per interview), 7 SWAL plus desk (average duration 29.6 min per interview)) representing 14 clusters (8 SWAL only, 6 SWAL plus desk).