Table 2.

The top five common features for each outcome.

Outcome	Priority	Common features	Category
Prop_CV_96M	1	Cartilage thickness of the medial peripheral tibial plateau	MRI
	2	Medial minimum joint space width	X-ray
	3	Mean cartilage thickness of the medial tibial plateau	MRI
	4	Kellgren-Lawrence grade 3	X-ray
	5	Symptomatic osteoarthritis status in the right knee	X-ray
Prop_CV_48M	1	Cartilage surface of the medial peripheral tibial plateau	MRI
	2	Cartilage thickness of the medial peripheral tibial plateau	MRI
	3	Cartilage surface of the medial tibial plateau	MRI
	4	Medial minimum joint space width	X-ray
	5	Severe medial joint space narrowing in the right knee	X-ray
KL_grade_48M	1	Radiographic osteoarthritis in the right knee	X-ray
	2	Medial minimum joint space width	X-ray
	3	Osteophytes (definite) in the right knee	X-ray
	4	Moderate osteoarthritis in the right knee	X-ray
	5	Cartilage thickness of the posterior condyle	MRI
JSN_48M	1	Kellgren-Lawrence grade 3	X-ray
	2	Medial minimum joint space width	X-ray
	3	Severe medial joint space narrowing in the right knee	X-ray
	4	Severe medial joint space narrowing in the left knee	X-ray
	5	Joint space narrowing in the lateral compartment in the right knee	X-ray

JSN_48M, medial joint space narrowing ⩾1 at 48 months; KL_grade_48M, Kellgren–Lawrence grade ⩾2 at 48 months; MRI, magnetic resonance imaging; Prop_CV_96M, cartilage volume loss in medial tibial plateau at 96 months; Prop_CV_48M, cartilage volume loss in medial tibial plateau at 48 months; X-ray; radiography.