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Table 1 Instruments used to inform the psychometric evaluation of the MDF-Fibro-17

From: Multidimensional daily diary of fatigue-fibromyalgia-17 items (MDF-fibro-17): part 2 psychometric evaluation in fibromyalgia patients

Measure Concepts evaluated
Multi-dimensional Assessment of Fatigue (MAF) [42] Global Fatigue Index: severity; distress; degree of interference in activities of daily living; timing (PRO)
Medical Outcomes Study 36 item Short-Form Health Survey Version 2 (SF-36) [43] HRQoL: Physical function; Role limitations – physical; Social functioning; Bodily pain; Mental health; role limitation – emotional; Vitality; General health perception (PRO)
Fibromyalgia Impact Questionnaire (FIQ) [44, 45] Health status in FM: physical functioning; work status; depression; anxiety; morning tiredness; pain; stiffness; fatigue; well-being (PRO)
Pain Intensity NRS Pain: 0-10 NRS from “no pain” to “unbearable/worst possible pain” (PRO)
Patient Global Impression of Change (PGI-C) Change: 7-point categorical scale rating change from the start of study from “very much worse” to “very much improved” (PRO)
Hospital Anxiety and Depression Scale (HADS) [46] Mood: Anxiety; Depression (PRO)
Arizona Sexual Experiences Scale (ASEX) [47] Sexual Dysfunction (PRO)
Barkley Deficits in Executive Functioning Scale-short form (BDEFS-SF) [48]; Cognitive function: executive functioning (PRO)
Multiple Ability Self-Report Questionnaire (MASQ) [49] Cognitive function: language; visuo-perceptual; verbal memory; visual memory; attention (PRO)
Paced Auditory Serial Addition Test (PASAT) [50] Cognitive function: auditory information processing speed and flexibility; calculation ability (administered by trained examiner)
Auditory Consonant Trigram (ACT) [51] Working memory (administered by a trained examiner)