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. 2009 Feb;4(1):2–12.

Table 1.

Passive Range of Motion Reported as Side to Side Differences

Total Subjects Normal Extension (< 2° diff ) Normal Flexion (< 5° diff ) Normal ROM (< 2° diff in ext & < 5° diff in flex)
228 228 (100%) 221 (97%) 221 (97%)
*

Based on criteria set forth by the International Knee Documentation Committee