Monday, January 28, 2013

Lumbar Instability Test (Prone Instability Test)

Patient/Therapist Position: Patient positioned prone with legs off the table while toes touch the floor. Patient is to be relaxed prior to testing. Therapist is positioned on either side of the table. Therapist places hands at suspected involved segment.

Procedure: Patient is asked to lift feet of the floor 2-3 inches and extent hips towards the ceiling. Therapist applies direct downward force to the segment.

Interpretation: + with pain diminishing during procedure

Statistics: Sensitivity .72, Specificity .58, +LR 1.7, -LR .48





References:

 Ozgocmen s. et al, : The value of sacroiliac pain provocation tests in early active sacroiliitis. Clin Rheumatol (2008) 27:1275–1282 DOI 10.1007/s10067-008 0907-z





 Laslett M., et al, :Diagnosis of Sacroiliac Joint Pain: Validity of individual provocation tests and composites of tests. Manual Therapy 10 (2005) 207–218

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