Table 2 Observed three-month changes in...

Table 2

Observed three-month changes in work engagement, vigour, job resources and team crafting

	Participants in experiments vs. workers in the programme who did not experiment		Participants in experiments vs. workers not in the programme
	Model 1^a	Model 2^b	Model 1^a	Model 2^b
Observed change in outcomes after 3 months	b (90%CI)	ATE (90%CI)	b (90%CI)	ATT (90%CI)
Work engagement	0.12 (−0.16; 0.40)	0.15 (−0.14; 0.44)	−0.10 (−0.28; 0.08)	−0.12 (−0.33; 0.09)
Vigour	0.16 (−0.08; 0.41)	0.15 (−0.10; 0.41)	−0.14 (−0.30; 0.01)	−0.17 (−0.35; 0.00)
Social support from colleagues	0.35 (0.02; 0.68)	0.46 (0.16; 0.76)	0.23 (−0.00; 0.46)	0.29 (0.03; 0.55)
Social support from supervisors	0.26 (−0.13; 0.65)	0.03 (−0.30; 0.36)	−0.31 (−0.61;−0.02)	−0.16 (−0.58; 0.27)
Coaching by supervisors	0.17 (−0.21; 0.56)	−0.17 (−0.66; 0.33)	−0.08 (−0.33; 0.18)	−0.05 (−0.34; 0.24)
Feedback about work	0.27 (−0.15; 0.68)	0.19 (−0.26; 0.64)	0.12 (−0.18; 0.41)	0.11 (−0.22; 0.45)
Development opportunities	0.41 (0.05; 0.77)	0.20 (−0.19; 0.58)	0.12 (−0.13; 0.37)	0.27 (−0.02; 0.57)
Team crafting	0.31 (−0.02; 0.64)	0.16 (−0.15; 0.47)	0.23 (0.03; 0.44)	0.15 (−0.07; 0.36)

	Participants in experiments vs. workers in the programme who did not experiment		Participants in experiments vs. workers not in the programme
	Model 1^a	Model 2^b	Model 1^a	Model 2^b
Observed change in outcomes after 3 months	b (90%CI)	ATE (90%CI)	b (90%CI)	ATT (90%CI)
Work engagement	0.12 (−0.16; 0.40)	0.15 (−0.14; 0.44)	−0.10 (−0.28; 0.08)	−0.12 (−0.33; 0.09)
Vigour	0.16 (−0.08; 0.41)	0.15 (−0.10; 0.41)	−0.14 (−0.30; 0.01)	−0.17 (−0.35; 0.00)
Social support from colleagues	0.35 (0.02; 0.68)	0.46 (0.16; 0.76)	0.23 (−0.00; 0.46)	0.29 (0.03; 0.55)
Social support from supervisors	0.26 (−0.13; 0.65)	0.03 (−0.30; 0.36)	−0.31 (−0.61;−0.02)	−0.16 (−0.58; 0.27)
Coaching by supervisors	0.17 (−0.21; 0.56)	−0.17 (−0.66; 0.33)	−0.08 (−0.33; 0.18)	−0.05 (−0.34; 0.24)
Feedback about work	0.27 (−0.15; 0.68)	0.19 (−0.26; 0.64)	0.12 (−0.18; 0.41)	0.11 (−0.22; 0.45)
Development opportunities	0.41 (0.05; 0.77)	0.20 (−0.19; 0.58)	0.12 (−0.13; 0.37)	0.27 (−0.02; 0.57)
Team crafting	0.31 (−0.02; 0.64)	0.16 (−0.15; 0.47)	0.23 (0.03; 0.44)	0.15 (−0.07; 0.36)

Note(s): CI = confidence interval, ATE = average treatment effect, ATT = average treatment effect on the treated

Italic highlights that the estimate is statistically significant at p < 0.1

Associations are adjusted for the corresponding baseline outcome variable

Kernel-based propensity score matching with automatic bandwidth selection + adjustment for a maximum of four covariates with the greatest imbalance

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