The effect of distal tibial tuberosity high tibial osteotomy on postoperative patellar height and patellofemoral joint degeneration

Table 3 Clinical evaluation of the HSS score and progression of patellofemoral articular cartilage lesions, as measured by the ICRS grade

		Value	p value
ICRS grade in the femoral trochlea (0/1/2/3)
1st look	3/11/9/6
2nd look	1/12/8/8	χ² = 2.766	0.449
ICRS grade in the patella (0/1/2/3)
1st look	2/15/7/5
2nd look	1/15/8/5	χ² = 1.495	0.318
HSS score
Preoperatively	50.64 ± 19.18
3 months postoperatively	67.33 ± 14.72
12 months postoperatively	81.63 ± 11.92
Last follow-up	82.73 ± 8.05	F = 221.742	< 0.001

ISSN: 1749-799X