Table 2 Overview of codes, subcategories and the five final themes
Main themes | Subcategory 1 | Subcategory 2 | Subcategory 3 | Total number of codes | Total number of references |
|---|---|---|---|---|---|
Understanding of OHM | What is OHM (21) | Â | Â | 21 | 50 |
Costs of OHM | Direct costs (11) | Â | Â | 205 | 525 |
Indirect costs (201) | Attitudes towards OHM (18) | Â | |||
Culture (100) | Culture-inhibiting (36) | ||||
Culture-promoting (64) | |||||
Convincing leadership (14) | Â | ||||
Integration into existing structures (30) | Â | ||||
Other costs (20) | Â | ||||
Benefits of OHM | Corporate success (89) | Qualitative outcomes (43) | Â | 125 | 328 |
Quantitative outcomes (46) | |||||
Resources and demands (17) | Health (18) | ||||
Environmental aspects of OHM | Company’s environment (9) |  |  | 10 | 33 |
Employees’ environment (8) | |||||
Evaluation of OHM | Arguments against economic evaluations (25) | Â | Â | 264 | 663 |
Chances of economic evaluations (25) | Â | Â | |||
Methodological aspects (180) | Data collection (29) | Quantification of benefits (33) | |||
Study design (34) | Â | ||||
Perspectives (9) | Â | ||||
Modelling approaches (22) | Â | ||||
Impact models (73) | Â | ||||
Time horizon (7) | Â | ||||
Target population (6) | Â |