Fact · Accessibility and health
376computer users
The 2005 randomised trial of postural interventions included 376 people who used computer keyboards for more than 15 hours a week.
Checked against its source on October 16, 2026
In the source's own words
“Randomised controlled trial of two distinct workstation and postural interventions (an alternate intervention and a conventional intervention) among 376 persons using computer keyboards for more than 15 hours per week.”
A randomised controlled trial of postural interventions for prevention of musculoskeletal symptoms among computer users, Fredric Gerr et al., Occupational and Environmental Medicine, 2005, Methods.
Open the original (DOI 10.1136/oem.2004.015792)- What it measures
- Participants were followed for six months with a weekly symptom diary.
- What it does not show
- Heavy computer users only, which is the group most likely to show an effect.