How do healthcare professionals make decisions concerning low-value care practices? Study protocol of a factorial survey experiment on de-implementation

Table 1 Vignette dimension examples and their values

Dimension example	Variable values
Patient expectation	1. Strongly demands practice
	2. Neutral about practice
	3. Strongly against practice
Patient’s age	1. Young adult
	2. Middle-aged
	3. Elderly
Cost of the practice	1. Low
Cost of the practice	2. High
Trust towards the source of the guideline identifying practice as LVC	1. Yes
	2. No
Evidence for the lack of benefits of the LVC practice	1. Clear
Evidence for the lack of benefits of the LVC practice	2. Unclear

ISSN: 2662-2211