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Table 1 Demographics: age, gender and percentage of working hours at work at baseline, per group

From: Evaluation of a randomized controlled trial on the effect on return to work with coaching combined with light therapy and pulsed electromagnetic field therapy for workers with work-related chronic stress

  

Mean(sd)

Percentage (%)

Median (IQR)

p-value of between-groups test*

Age (years)

Intervention (n = 28)

43 (8.0)

  

0.01

Placebo (n = 28)

47 (9.7)

   

Control (n = 28)

40 (8.9)

   

Gender (% women)

Intervention (n = 28)

 

72

 

0.87

Placebo (n = 28)

 

69

  

Control (n = 28)

 

66

  

Work-hours RTW at baseline (% of contract hours)

Intervention (n = 28)

7.3 (16.70)

 

0.0 (1.25)

0.17

Placebo (n = 28)

13.2 (20.44)

 

0.0 (24.31)

 

Control (n = 28)

6.9 (17.80)

 

0.0 (0.00)

 
  1. *Independent sample T-test for age, Chi-square test for gender and Kruskal-Wallis for Work-hours RTW