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. Author manuscript; available in PMC: 2012 Jun 26.
Published in final edited form as: J Orthop Sports Phys Ther. 2011 Sep 4;41(10):708–722. doi: 10.2519/jospt.2011.3633

TABLE 1.

Group characteristics at baseline

Mean SD
Age (years) 63.5 11.4
Sex
 Female n = 3
 Male n = 10
Body Mass Index (kg/m2) 28.0 4.0
Kellgren Lawrence Grade of medial compartment
 Grade 1 n = 2
 Grade 2 n = 4
 Grade 3 n = 5
 Grade 4 n = 2
Knee Axial Alignment(°) 175.8° 3.5°
WOMAC total score (0 to 96) 17.9 9.8
PASE (0 to 400) 137.5 76.9
Quadriceps MVIC (Nm/kg) 2.0 .4

Abbreviations: WOMAC, Western Ontario and McMaster Universities Osteoarthritis Index; PASE, Physical Activity Scale for the Elderly; MVIC, Maximum voluntary isometric contraction.