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. Author manuscript; available in PMC: 2021 May 1.
Published in final edited form as: J Pain. 2019 Sep 18;21(5-6):557–569. doi: 10.1016/j.jpain.2019.09.003

Table 2.

Methods for Calculating OSPRO-YF Factor Sub-scores

17-item OSPRO-YF
Calculation Included Items
Catastrophizing Factor Sub-Score Sum of items loaded on Catastrophizing factor 7, 8, 11, 12
Negative Mood Factor Sub-Score Sum of items loaded on Negative Mood factor 3, 4, 5, 6
Fear-Avoidance Factor Sub-Score Sum of items loaded on Fear-Avoidance factor 9, 10
Positive Affect/Coping Factor Sub-Score Sum of items loaded on Positive Affect/Coping factor 2, 13, 14, 15, 17
10-item OSPRO-YF
Calculation Included Items
Positive Affect/Coping Factor Sub-Score Sum of items loaded on the Positive Affect/Coping factor* 14, 15, 17
Negative Coping Factor Sub-Score Sum of items loaded on the Negative Coping factor 7, 8, 10, 11
Negative Mood Factor Sub-Score Sum of items loaded on the Negative Mood factor 1, 3, 4
*

Indicated items for the Positive Affect/Coping Factor have the same directionality and do not need to be reversed for measurement and interpretation of this sub-score.