Table 3 Source and reference, total score and scaling in the randomized controlled trial

Primary outcome

 Applications for prevention and rehabilitation services

GPI registers

Binary

x

x

Secondary outcome

 Approved applications for prevention and rehabilitation services

GPI registers

Binary

x

x

 Completed prevention and rehabilitation services

GPI registers

Binary

x

x

 Persons needing prevention and rehabilitation ^*

Result of "screening 45 + "

0 to 2

Ordinal

x

 Practicability, acceptance of and satisfaction with "check-up 45 + "

Semi-structured interviews

Other measures

 Sick leave in the past 12 months (Dim. A)^*

Item from SIMBO [40]

0 to 4

Ordinal

x

x

 Expected future work ability (Dim. A)^*

Adapted item from SIMBO [40]

0 to 3

Ordinal

x

 Self-rated work ability (Dim. A) ^*

Adapted item from WAI [41]

0 to 5

Ordinal

x

 Mental well-being (Dim. B)^*

PHQ-4 [42]

0 to 12

Metric

x

 Functional ability (Dim. C)^*

Adapted items from IRES-3 [43]

0 to 12

Metric

x

x

 Coping behaviour (Dim. D)^*

GPI [37]

0 to 12

Metric

x

 Physical activity (Dim. E)^*

Adapted items from GPPAQ [44]

0 to 12

Metric

x

 Subjective health status

MEHM/GEDA [45]

0 to 4

Ordinal

x

x

 Previous use of rehabilitation services

Own development

Binary

x

x

 Current work ability compared with the lifetime best

WAS [46]

0 to 10

Metric

x

x

 Subjective prognosis of work ability

SPE [27]

0 to 3

Ordinal

x

x

 Unemployment in months

GPI registers

Metric

x

x

 Occupational status

GPI registers

Nominal

x

x

 Socio-demographic data (gender, age, primary language spoken in household, educational and professional qualifications)

Own development

Nominal/ ordinal/metric

x

x

 Subjective socioeconomic status

MacArthur [47]

0 to 10

Metric

x

x