Table 4.

Summary of hierarchical regression analysis for variables predicting SI-R acquisition (N = 532)

	Model 1					Model 2
Variable	B	SE B	β	t	p	B	SE B	β	t	p
Age	−0.014	0.016	−0.028	−0.887	.375	−0.001	0.015	−0.002	−0.067	.947
DASS-dep	1.248	0.378	0.142	3.303	.001	1.208	0.360	0.137	3.360	.001
DASS-anx	1.403	0.440	0.141	3.186	.002	1.032	0.429	0.103	2.403	.017
SCI-mem	0.251	0.036	0.333	6.948	<.0001	0.188	0.036	0.250	5.273	<.0001
SCI-ctr	0.026	0.039	0.027	0.656	.512	0.021	0.038	0.022	0.560	.576
SCI-resp	0.145	0.031	0.242	4.744	<.0001	0.054	0.032	0.091	1.721	.086
RAQ-IOAS						0.051	0.019	0.131	2.665	.008
AQcurrent						0.775	0.314	0.084	2.464	.014
PAM						−0.020	0.024	−0.034	−0.808	.420
PAI						0.046	0.024	0.108	1.923	.055
PCS						0.012	0.007	0.105	1.658	.098
	R2 = .488, F(5, 526) = 83.33, p < .0001					ΔR2 = .054, ΔF(5, 520) = 12.29, p < .0001

Note. Significant unique contributors to the models are in bold. SE: standard error; DASS-dep: Log10-Transformed Depression subscale; DASS-anx: Log10-Transformed Anxiety subscale; SCI-mem: Memory subscale; SCI-ctr: Control subscale; SCI-resp: Responsibility subscale; RAQ-IOAS: Reciprocal Attachment Questionnaire – Adjusted Inanimate Object Attachment Security; AQcurrent: Log10-Transformed Anthropomorphism Questionnaire – Current subscale; PAM: Possessions as Memory Scale; PAI: Possessions as Identity Scale; PCS: Possessions Comfort Scale; SI-R acquisition: Saving Inventory – Revised Compulsive Acquisition subscale.