328 OBESITY PREVALENCE AND AVERAGE RADIOGRAPHIC STATUS IN DANISH OSTEOARTHRITIS (OA) PATIENTS HAVING TOTAL KNEE REPLACEMENT (TKR): A CROSS-SECTIONAL STUDY FROM FREDERIKSBERG, COPENHAGEN

K/L Grade K/L = 0 1.0 (ref) 1.0 (ref) K/L = 1 1.5 (0.9−2.3) 2.3 (0.9−5.8) K/L = 2 3.9 (2.4−6.5) 3.1 (1.3−7.4) K/L = 3 9.0 (5.2−15.6) 17.0 (5.6−51.9) K/L = 4 150.7 (43.1–526.4) 47.1 (9.9–225.6) P for trend P< 0.0001 P< 0.0001 Max OST & Max JSN (mutually adjusted for one another) OST=0 1.0 (ref) 1.0 (ref) OST=1 1.2 (0.8−1.8) 1.9 (0.9−4.1) OST=2 2.0 (1.1−3.7) 2.7 (0.9−7.8) OST=3 2.0 (1.0−4.2) 5.0 (1.3−19.1) P for trend P=0.07 P=0.04 JSN=0 1.0 (ref) 1.0 (ref) JSN=1 2.4 (1.5−3.8) 1.4 (0.6−3.6) JSN=2 5.4 (2.9−10.0) 5.4 (1.6−18.7) JSN=3 96.7 (26.4–353.9) 12.5 (2.3−67.3) P for trend P< 0.0001 P=0.0005