. 2021 Aug 2;12:689407. doi: 10.3389/fpsyg.2021.689407

Table 4.

Hierarchical linear regressions predicting DASS pre- to post-change by positive emotion indices.

Pred./Outcome	DASS depression-stress					DASS anxiety
Pred./Outcome	β	SE	t	p	$η_{p}^{2}$	β	SE	t	p	$η_{p}^{2}$
Model 1				R²:	0.52				R²:	0.72
PED	0.02	0.13	0.16	0.876	0.00	0.04	0.10	0.40	0.692	0.01
Pre-Tx Sym.	−0.72	0.13	−5.37	<0.001	0.50	−0.86	0.10	−8.20	<0.001	0.70
Model 2				R²:	0.52				R²:	0.77
PED	0.02	0.14	0.11	0.909	0.00	0.02	0.10	0.18	0.86	0.00
Mean PE	−0.07	0.14	−0.48	0.635	0.01	−0.23	0.09	−2.44	0.021	0.17
Pre-Tx Sym.	−0.74	0.14	−5.26	<0.001	0.50	−0.89	0.10	−9.12	<0.001	0.75
Model 3				R²:	0.58				R²:	0.78
PED	−0.07	0.14	−0.53	0.601	0.01	−0.03	0.10	−0.33	0.74	0.00
Mean PE	−0.01	0.13	−0.08	0.941	0.00	−0.2	0.09	−2.16	0.04	0.15
PEV	−0.27	0.14	−2.00	0.055	0.13	−0.15	0.10	−1.55	0.132	0.08
Pre-Tx Sym.	−0.67	0.14	−4.89	<0.001	0.47	−0.86	0.10	−8.72	<0.001	0.74

Pred., predictor; PED, positive emotion differentiation; Pre-Tx Sym., pre-therapy symptoms; PEV, positive emotion variability; and PE, positive emotion.