Table 2. Costs of the SHARP-at work intervention.

Resources	Description	Aggregated costs in euros
Costs for training OPs in the intervention
Trainer costs1	Preparation of training: 2 trainers, 2-10 hours, €100 per hour	1200
	Training sessions: 2 trainers, 12-108 hours, €100 per hour	12000
	Follow-up meetings: 1 trainer, 6 hours, €100 per hour	600
OP attendance costs2	Training of OPs: 73 OPs, 12 hours, €40 per hour	35040
	Follow-up meetings: 40 OPs, 1,5 hours, €40 per hour	2400
Additional training costs	Rent for training location, refreshments and study materials2	1660
Total training costs	Sum of trainer costs, OP attendance costs and additional training costs	52900
Training costs per worker	Total training costs divided by 80 workers	661
Training costs per worker sensitivity analysis	Total training costs divided by 1740 workers	30

OP = occupational physician

¹Based on price requested by trainer.

²Based on OP’s mean wage paid by the Occupational Health Service that was responsible for training the OPs.