Implementation study of a 5-component pediatric early warning system (PEWS) in an emergency department in British Columbia, Canada, to inform provincial scale up

Table 2 Dimensions, indicators, and sources of data selected for evaluation

Evaluation dimension	Indicators	Data source
Implementation fidelity: whether the program was implemented as designed and staff were satisfied with it.	PEWS score documentation	Post-implementation medical record eview
	Accuracy of PEWS score calculation	Post-implementation medical record review
	Satisfaction with PEWS in ED and its implementation	Online provider survey
	Barriers and facilitators in implementation	Online provider survey and key-informant interviews
Effectiveness: whether the intervention changed practice.	Increased vital signs documentation	Pre and post implementation medical record review
	Increased knowledge and confidence in pediatric care as a result of intervention	Online provider survey
	Perceived changes in practice as a result of intervention	Online provider surveys and key-informant interviews
	Improved communication between staff	Online provider survey
Utility: whether the staff found the intervention valuable and it aligned with current practice.	Alignment of PEWS score with CTAS	Post-implementation medical record review
	Perceived usefulness and value of PEWS in ED and its components in provision of care	Online provider surveys and key-informant interviews

ISSN: 1471-227X