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Table 2 Estimated rates (95%CI) of primary TKR per 1,000 person years 2003–10 for the lowest and highest decile of socioeconomic status (SES) for males and females aged 70–79 years

From: 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

Year

Females

Males

 

SES decile 1*

SES decile 10

SES decile 1*

SES decile 10

2003

9.66 (9.19, 10.15)

5.99 (5.66, 6.33)

6.77 (6.43, 7.13)

4.99 (4.71, 5.29)

2004

10.28 (9.80, 10.78)

6.48 (6.14, 6.84)

7.20 (6.86, 7.57)

5.40 (5.11, 5.70)

2005

10.48 (10.01, 10.98)

6.54 (6.21, 6.90)

7.35 (7.00, 7.71)

5.45 (5.17, 5.76)

2006

12.04 (11.52, 12.58)

6.64 (6.31, 6.99)

8.44 (8.06, 8.84)

5.53 (5.25, 5.83)

2007

11.59 (11.09, 12.11)

7.02 (6.68, 7.37)

8.12 (7.76, 8.50)

5.85 (5.56, 6.15)

2008

11.62 (11.14, 12.13)

7.37 (7.03, 7.72)

8.15 (7.79, 8.52)

6.14 (5.85, 6.44)

2009

11.11 (10.64, 11.59)

7.41 (7.08, 7.76)

7.79 (7.45, 8.14)

6.17 (5.89, 6.47)

2010

11.86 (11.39, 12.36)

7.54 (7.21, 7.89)

8.32 (7.97, 8.68)

6.28 (6.00, 6.58)

  1. *Most disadvantaged SES decile.