Park, R (2009) Impact of publicly sponsored interventions on musculoskeletal injury claims in nursing homes.
Country	US
Aim	Evaluate the impact of Ohio Bureau of Workers' Compensation interventions on back injury claim rates 1995–2004 for all Ohio nursing homes.
Target population	Occupation: nursing home staff/dynamic
	Industry: Q—Human health and social work activities
	Setting: 050 Health establishment
	Firm size: Mixed firm size
Study design	ITS with comparison conditions: 6. Other (hybrid or combinations)
	Unit of analysis: Group/organizational level
	Sample size: Retrospective cohort analyses using administrative data of all nursing homes in the state of Ohio, USA 1995–2004, subset of analyses looked at effects of staffing and patient acuity on injury rates. Over 1000 employers included with over 652 million work
Type of intervention	3.2 Multifaceted at the group or organizational level
Evaluation design	Duration of intervention: Promotion of policy was for two years 2000–2001, effects would be potentially longer standing.
	Duration of follow‐up: 3 = Medium‐term (12–36 months)
	Type of outcome measure: Injury
Study quality	High quality