Short and mid-term outcomes and functional results in metal-on-metal hip resurfacing arthroplasty at 5 years follow-up: the Spanish experience

Table 5 Evaluation of Oxford Hip Score pre-surgery and post-surgery

Oxford Hip Score	Mean	SD	CI 95%	Median	Min	Max	n	Missing data	p-value
Pre-surgery	46.74	5.37	45.86–47.62	47	32	60	145	0
3-months post-surgery	17.32	7.15	16.14–18.50	15	10	57	143	2	< 0.001
6-months post-surgery	12.83	2.91	12.34–13.31	12	10	27	143	2	< 0.001
1-year post-surgery	11.41	2.49	11.00–11.82	10	10	30	143	2	< 0.001
2-years post-surgery	11.38	3.93	10.70–12.06	10	10	45	143	2	< 0.001

The p-value corresponds to a comparison between the Oxford Hip Scores pre-surgery and post-surgery using the Wilcoxon Test
SD standard deviation, CI confidence interval

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