Table 2.

Estimated means, standard errors, and cohen´s d within and between group effect sizes of the outcome variables

	Self‐help with access to discussion forum (n = 23)		d within‐group	Self‐help without access to discussion forum (n = 17)		d within‐group	d between‐group at the posttest
	Pretest M (SE)	Posttest M (SE)		Pretest M (SE)	Posttest M (SE)
BSQ	128.43 (5.52)	104.45 (7.83)	0.87	116.06 (6.43)	93.00 (7.29)	0.78	0.34
MADRS‐S	13.87 (1.51)	11.96 (1.71)	0.46	15.71 (1.46)	13.65 (1.81)	0.34	0.22
RSES	2.52 (0.34)	3.00 (0.36)	0.28	3.35 (0.38)	3.65 (0.36)	0.28	0.41
SWLS	17.74 (1.53)	20.30 (1.76)	0.42	21.24 (1.72)	22.24 (1.82)	0.42	0.25

BSQ = Body Shape Questionnaire; MADRS‐S = The Montgomery–Åsberg Depression Rating Scale; RSES = Rosenberg Self‐Esteem Scale; SWLS = The Satisfaction with Life Scale.