Derr, JD (2001) Fatal falls in the US construction industry, 1990 to 1999.
Country	US
Aim	To determine whether the 1995 OSHA revisions of 29 CFR (Code of Federal Regulation) Part 1926 Subpart M had a measurable impact on the rate of fatal falls in the US construction industry by examining fatal fall rates over time.
Target population	Occupation: mixed construction workers
	Industry: F—Construction
	Setting: 020 Construction site
	Firm size: Mixed firm size
Study design	ITS with comparison conditions: 1. Simple serial measures (No comparison)
	Unit of analysis: Group/organizational level
	Sample size: 2353 fatalities from falls from elevation in US over 10‐yr period surrounding the legislation = 235/year
Type of intervention	2.2.1 Legislative changes
Evaluation design	Duration of intervention: Permanent once in place; revisions made to some sections like scaffolding, steel erections etc.
	Duration of follow‐up: 4 = Long‐term (>36 months)
	Type of outcome measure: Injury
Study quality	Low quality