Van der Molen, HF (2011) Better effect of the use of a needle safety device in combination with an interactive workshop to prevent needle stick injuries. Study arm: Introduction of needles with safety devices
Country	NL
Aim	Comparing the effectiveness of two types of interventions with no intervention on the prevention of needle stick injuries.
Target population	Occupation: Nurses/static
	Industry: Q—Human health and social work activities
	Setting: 050 Health establishment
	Firm size: 250+(large)
Study design	RCT with comparison conditions: TAU (Treatment as usual)
	Unit of analysis: Group/organizational level
	Sample size: 267 cases, 266 control = 533
Type of intervention	2.2.4 Engineering controls
Evaluation design	Duration of intervention: 12 months with new needles
	Duration of follow‐up: 2 = Short‐term (≤12 months)
	Type of outcome measure: Injury
Study quality	High quality