Table 1.

Relative decrease in peak contact pressure (%) between preoperative and optimized alignments (“p-b” denotes a population-based model).

Calculation method	Cartilage thickness model				Mean
	Uniform	p-b Dysplastic	p-b Normal	CT- based
Linear DEA	52 ± 19	42 ± 22	48 ± 21	55 ± 16	50 ± 20
Non-linear DEA	51 ± 23	35 ± 24	45 ± 23	62 ± 16	48 ± 24
Mean	52 ± 21	39 ± 24	47 ± 22	59 ± 16	49 ± 22