Anonymous examples are available. The number of records in the database now exceeds 150,000. Each record contains over 200 fields concerning health and work items. The information system is considered an important point of reference for the actual state of health and working conditions of the average Dutch employee. The information can be easily combined and is often combined with the more objective work place surveys, although this combination is done by logical integration, and not computer integration.
Limitations are the incompleteness of the collected data for specific types of economic activity.
The system has however proven useful for occupational health care, policy makers and researchers. Bibliographic ref Broersen JPJ, Weel ANH, Dijk FJH van. The strategic use of reference groups in advising organizations regarding occupational health. Periodic Occupational Health Surveys in the Netherlands. Proceedings of the X. National Congress on occupational health, pag.