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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