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Table 2 Measures, assessment, expected scaling, and measurement time points in the randomized controlled trial

From: A comprehensive diagnostic service to clarify intervention needs when work participation is at risk: study protocol of a randomized controlled trial (GIBI, DRKS00027577)

Outcome

Source and reference

Scaling

Baseline

End of the two-day diagnostics

6-month follow-up

Primary outcome

 Self-rated work ability

WAS [20, 21]

Continuous

X

X

X

Secondary outcomes

 General health

COPSOQ [22, 23]

Continuous

X

X

X

 Depression

PHQ-4 [24, 25]

Continuous

X

X

X

 Anxiety

PHQ-4 [24, 25]

Continuous

X

X

X

 Physical functioning

RMQ [26, 27]

Continuous

X

 

X

 Physical activity

BSA-F [28]

Continuous

X

 

X

 Employment status

Own development

Binary

X

 

X

 Sick leave

Own development

Binary

X

 

X

 Sick leave duration in weeks

Own development

Continuous

X

 

X

 Physical demands

FEBA [29]

Continuous

X

 

X

 Mental job demands

COPSOQ [22, 23]

Continuous

X

 

X

 Support by supervisor and colleagues

COPSOQ [22, 23]

Continuous

X

 

X

 Working atmosphere

COPSOQ [22, 23]

Continuous

X

 

X

 Job insecurity

COPSOQ [22, 23]

Continuous

X

 

X

 Job satisfaction

COPSOQ [22, 23]

Continuous

X

 

X

 Workplace bullying

COPSOQ [22, 23]

Continuous

X

 

X

Other measures

 Self-rated work ability

WAI [20, 21]

Continuous

X

  

 Self-evaluation of functional capacity

M-SFS [30, 31]

Continuous

 

X

 

 Outpatient visits to physicians

Own development

Continuous

X

  

 Use of outpatient therapy

Own development

Continuous

  

X

 Use of rehabilitation

FIMA [32]

Binary

  

X

 Job title

Own development

Nominal

X

 

X

 Working hours

Own development

Ordinal

X

  

 Temporary work

Own development

Nominal

X

  

 Fixed-term job contracts

Own development

Nominal

X

  

 Shift work

Own development

Nominal

X

  

 Size of company

Own development

Nominal

X

  

 Sociodemographic data

Own development

Nominal/continuous

X

  

 Dose delivered: initial consultation

Computerized sheet (own development)

Binary/continuous

 

X

 

 Dose delivered: two-day diagnostics

Computerized sheet (own development)

Binary/continuous

 

X

 

 Dose delivered: follow-up consultations

Computerized sheet (own development)

Binary/continuous

  

X

 Self-evaluation of functional capacity

Own development

Continuous

 

X

 

 Action skills

Own development

Continuous

 

X

 

 Subjective goal achievement

Own development

Continuous

  

X

 Content of intervention

Own development

Continuous

 

X

X

 Rating of intervention components

Own development

Continuous

  

X

  1. WAS Work Ability Score, COPSOQ Copenhagen Psychosocial Questionnaire, PHQ Patient Health Questionnaire, RMQ Roland and Morris Disability Questionnaire, BSA-F Bewegungs- und Sportaktivität Fragebogen, FEBA Fragebogen zur subjektiven Einschätzung der Belastungen am Arbeitsplatz, WAI Work Ability Index, M-SFS Modified Spinal Function Sort, FIMA Fragebogen zur Inanspruchnahme medizinischer und nicht-medizinischer Versorgungsleistungen im Alter