Table 4. Results of the analysis of variance with repeated measurement of depression scores, pain acceptance and psychological flexibility.

Variables	Time			Group			Time × group
	F	p-value	Eta effect size	F	p-value	Eta effect size	F	p-value	Eta effect size
Depression	36.47	p < 0.001	0.49	107.72	p < 0.001	0.73	66.37	p < 0.001	0.63
Pain acceptance	24.06	p < 0.001	0.38	9.58	0.004	0.20	10.85	p < 0.001	0.22
Psychological flexibility	19.67	p < 0.001	0.34	10.61	0.002	0.21	8.53	0.005	0.18