Individual Oxford Scores.

Table 2: Individual Oxford Scores.

	Hi-Flex		PS-RP		P-Value
	Pre Op	12 months	Pre Op	12 months	P-Value
Oxford 8	3.2	1.4	3.1	1.5	0.325
Oxford 9	4.2	3.8	4.5	4.2	0.139

SD: Standard deviation; Significant p-value < 0.05; HF: High flex.