Table 3.

Relevance of interventions fostering sustainable RTW assessed by OPs and employees.

Item	Mean (SD) OPs	Mean (SD) employees	Δ Mean	t-Value	p-Value
Supervisor support	4.39 (0.77)	4.52 (0.81)	0.13	−1.48	0.139
Resolving conflicts with supervisor	4.38 (0.74)	4.27 (0.95)	0.11	1.28	0.203
Team support	4.30 (0.86)	4.36 (0.87)	0.06	−0.66	0.509
Support from contact persons	4.23 (0.82)	3.92 (1.15)	0.31	3.02	0.003*
Resolving conflicts with team	4.15 (0.93)	4.03 (1.00)	0.12	1.24	0.218
Better information about support from contact persons	4.04 (0.93)	3.90 (1.11)	0.14	1.30	0.194
Fixed task field	4.03 (0.93)	4.15 (1.05)	0.12	−1.10	0.273
Sufficient time before RTW	3.92 (1.00)	4.24 (1.02)	0.32	−3.13	0.002*
Personal coaching	3.85 (0.90)	3.95 (1.12)	0.10	−0.98	0.326
Permanent supervisor	3.80 (1.00)	3.90 (1.18)	0.10	−0.85	0.397
Better financial compensation before and during RTW	3.05 (1.15)	3.81 (1.29)	0.76	−6.00	0.001*
Workplace transfer	2.94 (0.67)	2.93 (1.35)	0.01	0.16	0.874

Unequal variance t-test, alternative hypothesis two-sided (OPs N = 180; employees N = 192); RTW, return to work; OPs, occupational physicians;

^*p < 0.0042 (level of significance after Bonferroni's correction), ordered by Mean OPs, all variables ranged from 1 to 5.