Table 3.

Hierarchical regression models.

Model	Included variables	β	T	P	R2	R2 change	F change	P
(A)
1	Motivation	−0.074	−0.342	0.736	0.006	0.006	0.12	0.736
2	Motivation	0.081	0.398	0.695
	Ward atmosphere	−0.518	−2.55	0.019	0.250	0.244	6.51	0.019
3	Motivation	0.142	0.686	0.502
	Ward atmosphere	−0.488	−2.41	0.026
	Complexity	−0.235	−1.16	0.262	0.299	0.049	1.34	0.262
(B)
1	Motivation	−0.234	−1.10	0.282	0.055	0.055	1.22	0.282
2	Motivation	−0.079	−0.404	0.148
	Ward atmosphere	−0.517	−2.58	0.016	0.299	0.244	6.95	0.016
3	Motivation	0.026	0.142	0.888
	Ward atmosphere	−0.467	−2.58	0.018
	Complexity	−0.403	−2.23	0.038	0.444	0.145	4.96	0.038

Predictors: Motivation, ward atmosphere, local dynamic complexity (maximum-mean-difference of the dynamic complexity of all items of the TPQ). (A) Dependent variable: Relative Y-BOCS change. (B) Dependent variable: Relative symptom change (TPQ). Bold p-values are significant at p < 0.05.