Single-leg decline squat
For: Patellar tendinopathy
Painful overload of the patellar tendon just below the kneecap. Common in jumping sports; also called jumper's knee.
A weak test on its ownCaution: Reference standard was tendon abnormality on ultrasound in athletes with tendon symptoms.
What the numbers mean
- Positive result: a small shift: a positive result nudges the diagnosis up, but does not settle it.
Source
Mendonça LM, Ocarino JM, Bittencourt NFN, Fernandes LM, Verhagen E, Fonseca ST. The Accuracy of the VISA-P Questionnaire, Single-Leg Decline Squat, and Tendon Pain History to Identify Patellar Tendon Abnormalities in Adult Athletes. J Orthop Sports Phys Ther. 2016;46(8):673–680. Journal article (DOI) · single study
Figures as they will appear in Rule It In, Rule It Out (Trokos, forthcoming). If a newer or better study changes them, this page changes with the book. Figures last updated from the book on 2 October 2026.
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