Figure 1From: Associations between socioeconomic status and primary total knee joint replacements performed for osteoarthritis across Australia 2003–10: data from the Australian Orthopaedic Association National Joint Replacement Registry Observed (lines) and estimated (dots) rates per 1,000 person years of primary total knee replacement (TKR) across years 2003–10 (in the 70–79 year age group) by deciles of SES (only the first*, fifth and tenth SES decile presented) in (a) males and (b) females. Back to article page