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Table 4 Sample characteristics (Study 3; N = 846)

From: Social desirability and self-reported health risk behaviors in web-based research: three longitudinal studies

Socio-demographics   
Age   M = 43.9 (11.7)
Sex Female 58.7%
  Male 41.3%
Level of education No degree 0.6%
  Nine years of school 11.3%
  Vocational qualification 34.4%
  University qualification 23.5%
  University 28.8%
  Doctorate 1.5%
Social desirability BIDR-IM1 M = 3.9 (1.0)
(Scale: 1-7)
  SDS-17 M = 10.2 (3.1)
(Scale: 0-16)
  BIDR-IM2 M = 3.9 (1.1)
(Scale: 1-7)
  BIDR-SE M = 4.2 (0.8)
(Scale: 1-7)
Health risk behaviors   
Current behavior Alcohol use 66.1%
  Smoking 33.8%
Frequency Alcohol use M = 2.7 (1.9)
  Smoking M = 15.4 (9.0)