Table 1 Core set of instruments used in the quantitative part of the study

 Quality of Life

PDQ-8 [24]

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 Participation Restrictions

IMET [27]

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 Fear of Falling

FES-I [28]

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●

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 Sleep Disorder

PDSS-2 [29]

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●

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 Anxiety / Depression

PHQ-4 [30]

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 Comorbidity

SCQ-D [32]

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 Pain

Single Items [33]

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●

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 Performance Capability

Single Items [35]

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 Physical Activity

Federal Health Survey [36]

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 Body Height, Weight

Single Items

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 Use of Health Services (Medical and Therapeutic Treatments, Hospital Stays, Medication, etc.)

Single Items

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 Sociodemographic Data

Single Items [37]

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