. Author manuscript; available in PMC: 2018 Apr 1.

Published in final edited form as: J Rheumatol. 2017 Feb 15;44(4):499–504. doi: 10.3899/jrheum.161076

Table 2.

Breakdown of sample by specific KL, osteophyte, and joint space narrowing grade

Radiographic Measure^*	Grade	Left Ankle	Right Ankle
KLG	0	349/861 (40.5%)	326/863 (37.8%)
	1	479/861 (55.6%)	508/863 (58.9%)
	2	28/861 (3.3%)	27/863 (3.1%)
	3	3/861 (0.4%)	2/863 (0.2%)
	4	2/861 (0.2%)	0/863 (0.0%)
Osteophytes	0	348/864 (40.3%)	323/863 (37.4%)
	≥1	516/864 (59.7%)	540/863 (62.6%)
Joint Space Narrowing	0	828/864 (95.8%)	825/863 (95.6%)
	≥1	36/864 (4.2%)	38/863 (4.4%)

864 participants with ankle X-rays; 1 missing right KL read; 3 missing left KL read