Table 1.

Patient demographics and clinical characteristics

Patient no.	Gender	Age	Affected knee	BMI	Mean compartmental KL grade (m, l, pf)	OKS
1	Female	64	Right	34.8	2.67 (4, 2, 2)	Not available
2	Female	58	Left	33.9	2 (0, 2, 4)	Not available
3	Female	80	Left	34.0	2.33 (4, 3, 0)	25
4	Male	62	Right	40.8	4 (4, 4, 4)	Not available
5	Female	72	Left	40.2	2.33 (3, 2, 2)	20
6	Female	61	Right	24.5	1.33 (2, 1, 1)	16
7	Female	71	Right	28.5	3.33 (4, 3, 3)	Not available
8	Male	75	Right	37.9	3.33 (3, 3, 4)	31
9	Female	68	Right	28.5	4 (4, 4, 4)	26
10	Female	77	Left	33.9	2 (0, 2, 4)	21
Mean (range)	20% male/ 80% female	68.8 (58–80)	40% left/ 60% right	33.7 (24.5–40.8)	2.73 (1.33–4)	23.2 (16–31)

BMI Body mass index, KL grade Kellgren-Lawrence grade, m, l, pf medial, lateral, and patellofemoral compartment. KL grade is reported as the mean of the KL grades of the three knee compartments (medial, lateral, and patellofemoral) to demonstrate the global disease burden across the joint