The World Mental Health Composite International Diagnostic Interview
The World Mental Health Survey Initiative
National Comorbidity Survey

World Health Organization
Health and Work Performance Questionnaire

Letters to Potential Users of the HPQ:
- Background Information: Ronald C. Kessler, July 1, 2002
- Value Proposition: Ronald C. Kessler, July 1, 2002
- News notes: The Clinical Trials Version of the HPQ: Ronald C. Kessler, August 1, 2002
- Commonly Asked Questions About the Market Surveys: Ronald C. Kessler, August 1, 2002
- HIPAA Guidelines and Participation in the Harvard Health Care and Work Productivity Initiative: Paul D. Cleary and Ronald C. Kessler, August 20, 2002

HPQ survey versions:
- HPQ Employee Version - updated August 18, 2010
- HPQ Short Form (Absenteeism and Presenteeism Questions with Scoring Rules)
- HPQ Clinical Trials 7-Day Version 
- HPQ Clinical Trials 28-Day Version

HPQ scoring documents:
- HPQ Scoring Document: Ronald C. Kessler, March 8, 2003
- HPQ Short Form (Absenteeism and Presenteeism Questions and Scoring Rules)

Translated versions of the HPQ survey:
- HPQ Employee Version (Portuguese for use in Brazil)
- HPQ Clinical 7-Day Version (Spanish)
- HPQ Short Form (French)
- HPQ Short Form (Japanese)

For more information related to the HPQ contact ronkadm@hcp.med.harvard.edu.

References

Kessler, R.C., Barber, C., Beck, A.L., Berglund, P.A., Cleary, P.D., McKenas, D., Pronk, N.P., Simon, G.E., Stang, P.E., Üstün, T.B., Wang, P.S. (2003). The World Health Organization Health and Work Performance Questionnaire (HPQ). Journal of Occupational and Environmental Medicine, 45 (2), 156-174.

Kessler, R.C., Ames, M., Hymel, P.A., Loeppke, R., McKenas, D.K., Richling, D., Stang, P.E., Üstün, T.B. (2004). Using the WHO Health and Work Performance Questionnaire (HPQ) to evaluate the indirect workplace costs of illness. Journal of Occupational and Environmental   Medicine, 46(Suppl. 6), S23-S37.