Table 1.

C19-YRS items and related Outcome measures within a ICF framework. Abbreviations: 6MWT = 6-Minutes Walking Test; 30 secs-STS = 30 s Sit-To-Stand; 5 Time-STS = 5 Time-Sit-To-Stand; BAI = Beck Anxiety Inventory; PHQ-9 = Patient Health Questionnaire-9; MCS-12 = Mental Health Composite Scale—Short Form 12; PCS-12 = Physical Composite Scale—Short Form-12; MoCA = Montreal Cognitive Assessment.

Body Functions and Structures
C19-YRS Items	Outcome Measures
BF1—Breathlessness (at rest, dressing, stairs)	6MWT, 5 Time-STS
BF2—Fatigue	6MWT, 5 Time-STS, BAI, PHQ-9, MCS-12, PCS-12
BF3—Pain/discomfort
BF4—Anxiety	BAI
BF5—Depression	PHQ-9
Activities
C19-YRS Items	Outcome Measures
A1—Communication	MoCA
A2—Mobility	6MWT, 5 Time-STS
A3—Personal Care
A4—Usual Activities
Personal Factors
C19-YRS Items	Outcome Measures
P1—Global Health	MCS-12, PCS-12