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. Author manuscript; available in PMC: 2013 Feb 1.
Published in final edited form as: Spine J. 2011 Dec 29;12(2):101–109. doi: 10.1016/j.spinee.2011.12.006

Table 5.

Pearson correlations between the changes in scores of self-reported measures with changes in scores for motorized treadmill test (MTT) and self-paced walking test (SPWT).

Self-Report MTT SPWT
Time Distance Time Distance
Est. Walking Time .48** .50** .07 .09
Est. Walk Distance .37* .62** .08 .11
SSQ Phys Funct .35 .41* .25 .36*
ODI Walking .48** .35 .17 .23

Significance *.05, **.01; Spinal Stenosis Questionnaire Symptoms Subscale; SSQ Phy Funct – Spinal Stenosis Questionnaire Physical Function Subscale; ODI walking – Oswestry Disability Index walking item score