There has also been a positive trend of increased use of pre-operative MRI from 2007 to 2013 (spearman correlation = 0.71), but without statistical significance (p = 0.09).
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There has also been a positive trend of increased use of pre-operative MRI from 2007 to 2013 (spearman correlation = 0.71), but without statistical significance (p = 0.09).