Table 1.

The characteristics of the included studies that investigated risk factors of ARs

Adverse reaction
	An adverse reaction is a response to a medicinal product which is noxious and unintended. This includes adverse reactions which arise from:
	• Use of a medicinal product within the terms of the marketing authorization
	• Use outside the terms of the marketing authorization, including overdose, misuse, abuse and medication errors
	• Occupational exposure 1,2