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Table 2 Principal component analysis

From: Patients’ perspective on supposedly patient-relevant process and outcome parameters: a cross-sectional survey within the ‘PRO patients study’


Parameters highly loading on only one factor

Total variance explained

Two-factor analysis with parameters related to body and mind

Factor 1:


-mental health

-cognitive performance

-sleep behavior

-self-perceived physical function

-physiological function

Factor 2:

-symptom relief

-pain relief


Two-factor analysis with parameters related to personality and social life

Factor 1:


-positive body image perception

-disease control

-disease-specific quality of life


Factor 2:

-working ability

-ability to perform sports

-ability to fulfill social roles


Two-factor analysis with Parameters related to diagnosis and care processes

Factor 1:

-clear therapeutic decision

-confidence in therapy

-satisfaction with care

-optimal support

-reliable diagnosis and therapy

Factor 2:

-avoidance of hospitalization

-avoidance of reoperation / revision