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Table 1 Demographic data of included patients

From: Retention of metals in periprosthetic tissues of patients with metal-on-metal total hip arthroplasty is reflected in the synovial fluid to blood cobalt transfer ratio in the presence of a pseudotumour

Variables

Value

Gender

 Female

35 (58%)

 Male

25 (42%)

Side

 Right hip

41 (68%)

 Left hip

19 (32%)

Age at the time of revision, years

 Mean

63 (SD 9.8)

 Range

Min 30 – max 80

Implant in-situ time, months

 Mean

86 (SD 24.1)

 Range

Min 29 – max 132

BMI, kg/m2

 Mean

28.9 (SD 4.9)

 Range

Min 17.5 – max 38.6

Weight, kg

 Mean

80.9 (SD 16.4)

 Range

Min 46 – max 130

Cup anteversion, degrees

 Mean

21.6 (SD 10.9)

 Range

Min −7 – max 46

Cup inclination, degrees

 Mean

49.9 (SD 9.5)

 Range

Min 26 – max 70

WB Co, μg/l

 Mean

29.6 (SD 37.7)

 Range

Min 0.8 – max 193.2

WB Cr, μg/l

 Mean

13.4 (SD 16.3)

 Range

Min 0.5 – max 95.9

Oxford Hip Score, points

 Mean

35.8 (SD 13.4)

 Range

Min 12 – max 48