Comparison 12.

Multiple interventions versus no intervention RCT

Outcome or subgroup title	No. of studies	No. of participants	Statistical method	Effect size
1 Mean difference in time spent sitting at work, follow‐up 6 months	1	294	Mean Difference (IV, Fixed, 95% CI)	‐60.87 [‐114.40, ‐7.34]
1.1 Environmental interventions only	1	149	Mean Difference (IV, Fixed, 95% CI)	‐84.40 [‐162.48, ‐6.32]
1.2 Environmental interventions + counselling	1	145	Mean Difference (IV, Fixed, 95% CI)	‐40.0 [‐113.53, 33.53]
2 Mean difference in time spent sitting at work, follow‐up 12 months	1	294	Mean Difference (IV, Fixed, 95% CI)	‐47.98 [‐103.42, 7.45]
2.1 Environmental interventions only	1	149	Mean Difference (IV, Fixed, 95% CI)	‐66.1 [‐146.03, 13.83]
2.2 Environmental interventions + counselling	1	145	Mean Difference (IV, Fixed, 95% CI)	‐31.20 [‐108.14, 45.74]
3 Mean difference in time spent sitting at work, follow‐up 12 weeks	1		Mean Difference (IV, Fixed, 95% CI)	Totals not selected
4 Work engagement (0‐6 scale), follow‐up 12 months	1		Mean Difference (Fixed, 95% CI)	Totals not selected
4.1 Environmental interventions only	1		Mean Difference (Fixed, 95% CI)	0.0 [0.0, 0.0]
4.2 Environmental interventions + counselling	1		Mean Difference (Fixed, 95% CI)	0.0 [0.0, 0.0]