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Table 1 Descriptive table of included studies

From: The impact of diabetes on labour market participation: a systematic review of results and methods

Category

Characteristics

Number of studies

Designa

Cross sectional

20

Longitudinal

11

Context

 Areaa

North America

15

Europe

7

Australia

6

Asia

2

Central America

1

 Period of data collection

Before 2000

14

After 2000

16

 Dataset

Survey only

26

Survey + Register

4

Participants

 Number of participants

< 10,000

11

≥10,000 to < 50,000

13

≥50,000 to < 100,000

5

> 100,000

1

 Population

General population

28

Employees in the energy sector

1

Employees in the public sector

1

 Sex

Both

27

Only Women

3

Only Men

0

 Ageb

18 or older

16

45 or older

7

50 or older

7

Definitions

 Diabetes definition

self-report

25

register data

3

laboratory analysis

2

 Diabetes typea

T1DM onlyc

1

T2DM onlyc

1

Both distinguished

4

Both undistinguished

24

Haemoglobin A1c > 6.5%

1

 Outcomea

Employment

16

Unemployment

8

Early retirement

8

Disability pension

5

  1. aThese studies do not sum up to 30. Some studies included more than one of the characteristics indicated
  2. bThe indicated age refers to the youngest participant. Generally, the studies included only people maximum 64 or 65 years old. For details see Table 2
  3. cT1DM: type 1 diabetes mellitus; T2DM: type 2 diabetes mellitus