Table 2: Association of SBL with various outcomes.

Odds ratios (OR) and 95% confidence intervals for SBL quartiles among JSN grades ≥1, compared with the lowest SBL quartile, for various outcomes.

Condition	Outcome	Quartile 2 (OR [CI])	Quartile 3 (OR [CI])	Quartile 4 (OR [CI])
JSN Medial (≥1)	Moderate Pain (≥4, <8)	0.90 [0.69, 1.17]	1.31* [1.02, 1.67]	1.60** [1.26, 2.04]
	Severe Pain (≥8)	2.48** [1.72, 3.58]	2.24** [1.54, 3.24]	4.08** [2.88, 5.78]
	Moderate Disability (≥20, <35)	1.10 [0.81, 1.50]	1.51** [1.13, 2.02]	1.86** [1.40, 2.47]
	Severe Disability (≥35)	2.90** [1.59, 5.27]	2.46** [1.34, 4.54]	4.32** [2.43, 7.67]
	Future TKR	1.44 [0.93, 2.24]	2.52** [1.69, 3.78]	5.67** [3.89, 8.26]
JSN Lateral (≥1)	Moderate Pain (≥4, <8)	1.28 [0.78, 2.10]	1.28 [0.78, 2.10]	1.48 [0.91, 2.41]
	Severe Pain (≥8)	1.40 [0.72, 2.71]	1.91 [1.01, 3.60]	3.09** [1.69, 5.65]
	Moderate Disability (≥20, <35)	1.16 [0.61, 2.21]	1.85 [1.02, 3.36]	2.50** [1.40, 4.45]
	Severe Disability (≥35)	2.27 [0.77, 6.66]	2.05 [0.69, 6.12]	3.87** [1.40, 10.66]
	Future TKR	2.35* [1.15, 4.82]	2.14 [1.04, 4.43]	7.15** [3.69, 13.87]

^*p<0.05,

^**p<0.001