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Table 4 Baseline socioeconomic characteristics. The table depicts the socioeconomic characteristics age, sex, education, annual income and marital status of the participants (n = 303) from the enrolling IT and media companies.

From: Psychophysiological effects of a web-based stress management system: A prospective, randomized controlled intervention study of IT and media workers [ISRCTN54254861]

Characteristic Intervention group n= 129 % Reference group n= 174 %
Age     
≤ 30 31 24 46 27
31–45 44 34 72 41
≥ 46 54 42 56 32
Sex     
Male 75 58 112 64
Female 54 42 62 36
Education*     
Compulsory school/High school 54 42 89 51
Academic degree 73 57 83 48
Annual income*     
< 25,000 USD 24 18 39 22
25,000 – 40,000 USD 76 59 106 61
> 40,000 USD 27 21 27 16
Marital status*     
Married/co-inhabiting/liveapart 102 79 134 77
Single 25 19 38 22
  1. * 4 missing values (two in intervention and reference group respectively).