*Questionnaire*

	- - completely disagree
	- - disagree
	- - neutral
	- - agree
	- - completely agree
	- - Lack of training
	- - Lack of confidence in skills
	- - Online training
	- - Training on a phantom
	- - Training on a patient
	- - Training in primary care by a GP colleague
	- - Training in secondary care by a rheumatologists/orthopaedist
	- - Possibility to perform an intramuscular injection instead of an intra articular injection
	- - None
	- - Indicate how many (enter only numbers)
	- - None
	- - Indicate how many (enter only numbers)
	- - None

	- - Man
	- - Woman
	- - Neutral
	- - Healthcare centre
	- - Duo practice
	- - Solo practice
	- - Group practice
	- - Other, namely:
	- - Rural
	- - Urban

11. What is the size of your patient population (standard practice = 2095)? (1 answer possible)

	- - < 5 years
	- - 5–15 years
	- - 16–25 years
	- - >25 years
	- - Yes
	- - No
	- - Yes
	- - No

