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Table 4 Wear volume and rate: comparison between patients with one or more granulomas and those without granulomas

From: Analysis of bearing wear, whole blood and synovial fluid metal ion concentrations and histopathological findings in patients with failed ASR hip resurfacings

  Granuloma present Granuloma absent P-value
Median total wear volume (mm3) 106.5 31.0 0.016
Range (mm3) 10…378 7…541
Median wear rate (mm3/year) 16.3 8.1 0.035
Range (mm3/year) 1.6…99.8 1.1…86.4