Arthroscopy : the journal of arthroscopic & related surgery : official publication of the Arthroscopy Association of North America and the International Arthroscopy Association
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To quantify the effect of saline solution injections on patient-reported outcome measures (PROMs) and to determine whether this effect is clinically relevant by comparing it with minimal clinically important difference (MCID) criteria. ⋯ Level II, meta-analysis of Level I and II randomized controlled trials.