Table 1.

List of questionnaires administered to each patient with chronic pain.

Questionnaires		Description
Pain
	PSEQa	Measures the perception of self-efficacy in carrying out daily activities, despite the presence of pain [39,40]
	VASb	A 1-dimensional rating scale of pain intensity [41]
	PCSc	Investigates catastrophic thinking resulting from the perception of chronic pain [42]
	BPId	Evaluates the severity of the patient’s pain and its impact on daily functioning [43,44]
Anxiety and depression
	HADSe	Investigates the presence of anxious and depressive disorders and evaluates their severity [45]
Health status
	SF-12f	Measures the patient’s perception of their health status [46]
Decision-making
	SDM-Q-9g	Measures the sharing of decisions between doctor and patient [47]
Usability tools
	MARSh	Investigates the quality of the app according to engagement, functionality, aesthetics, and information [48]
	SUSi	Evaluates the usability of the pain monitoring system [49]

^aPSEQ: pain self-efficacy questionnaire.

^bVAS: visual analogue scale.

^cPCS: pain catastrophizing scale.

^dBPI: brief pain inventory.

^eHADS: hospital and anxiety depression scale.

^fSF-12: 12-item short form survey.

^gSDM-Q-9: 9-item shared decision-making questionnaire.

^hMARS: mobile application rating scale.

ⁱSUS: system usability scale.