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(p. 283) Saving Inventory—Revised (SI-R) 

(p. 283) Saving Inventory—Revised (SI-R)
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date: 17 January 2020

(p. 284) (p. 285)

Saving Inventory—Revised (SI-R)

Scoring the SI-R: For the SI-R total, reverse score items 2 and 4 and sum with the remaining 21 items. For the Clutter scale, sum items 1, 3, 5, 8, 10, 12, 15, 20, and 22. For the Difficulty Discarding scale, reverse score item 4 and add items 6, 7, 13, 17, 19, and 23. For the Excessive Acquisition scale, reverse score item 2 and add items 9, 11, 14, 16, 18, and 21.

Cutoff Scores and Typical Saving Inventory—Revised (SI-R) Scores in Hoarding and Non-Hoarding Samples

Cutoff scores (scores at or above this indicate hoarding)

Average scores for people with HD (standard deviation)

Average scores for people without HD (standard deviation)

Total SI-R

41

62.0 (12.7)

23.7 (13.2)

Clutter

17

26.9 (6.6)

8.2 (7.1)

Difficulty Discarding

14

19.8 (5.0)

9.2 (5.0)

Excessive Acquisition

9

15.2 (5.4)

6.4 (3.6)