Table 2

Comparing mean (sd) scores for DASS-depression, DASS-anxiety and DASS-stress between experimental group (n = 60) and control group (n = 58) (repeated measure anova)

Variables
Time
Experimental group (n = 60)
Control group (n = 58)
F stat. (df)a
p value




Mean (SD)
Mean (SD)



DASS-Depression
Pre
5.1 (3.07)
4.8 (3.43)
6.15 (1;116)
0.036

Post
3.5 (2.88)
4.7 (3.69)


DASS-Anxiety
Pre
4.3 (3.17)
4.8 (3.49)
6.621(1;116)
0.011

Post
2.8 (2.77)
5.0 (2.95)


DASS-Stress
Pre
6.7 (3.35)
8.2 (3.62)
2.686 (1;116)
0.104

Post
5.5 (2.80)
8.1 (3.47)



a time-group interaction effect

Edimansyah et al. Journal of Occupational Medicine and Toxicology 2008 3:28   doi:10.1186/1745-6673-3-28