Table 4.

Types of saved items and number of different classes of saved items in the hoarding and comparison groups

Saved item	Group		χ2/Fisher’s	p value
	Hoarding (N = 28)	Comparison (N = 46)
	N (%)	N (%)
Books	19 (67.9)	11 (23.9)	13.94	< 0.000
Tickets	17 (60.7)	11 (23.9)	10.02	< 0.05
Letters/postcards	17 (60.7)	12 (26.1)	8.76	< 0.05
Old clothes	17 (60.7)	9 (19.6)	12.93	< 0.000
CD/DVDs	15 (53.6)	9 (19.6)	9.19	< 0.05
Pens	15 (53.6)	6 (13.0)	14.07	< 0.000
Old notes	14 (50.0)	2 (4.3)		< 0.000
Receipts	13 (46.4)	10 (21.7)	4.95	< 0.05
Magazines	13 (46.4)	4 (8.7)		< 0.000
Cardboard boxes	11 (39.3)	2 (4.3)		< 0.000
Stuffed animals	11 (39.3)	2 (4.3)		< 0.000
Old makeup	10 (35.7)	5 (10.9)		< 0.05
Bills	9 (32.1)	6 (13.0)	3.93	< 0.05
Video games	8 (28.6)	5 (10.9)		0.065
Plastic bags	7 (25.0)	5 (10.9)		0.192
Wool/fabric	5 (17.9)	0 (0.0)		< 0.05
Newspapers	3 (10.7)	1 (2.2)		0.149
Tools	3 (10.7)	0 (0.0)		0.051
Plastic containers	2 (7.1)	0 (0.0)		0.140
Old toys	2 (7.1)	0 (0.0)		0.140
School work	2 (7.1)	1 (2.2)		0.558
Electronic parts	2 (7.1)	0 (0.0)		0.140
Bodily products	1 (3.6)	0 (0.0)		0.378
Old food	1 (3.6)	0 (0.0)		0.378
Animals	0 (0.0)	0 (0.0)	NA	NA

	Mean (SD)	Mean (SD)	Student’s t	p
No. of different classes of saved items	8.8 (4.3)	2.7 (2.7)	7.3483	< 0.000