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Table 4 Rate of readmission for primary TKA within 24 months of knee arthroscopy

From: Trends in knee arthroscopy and subsequent arthroplasty in an Australian population: a retrospective cohort study

   2000 2001 2002 2003 2004 2005 2006 Total
All ages TKA within 24 m of arthroscopy 1244 1361 1351 1313 1234 1246 1361 9110
Total arthroscopies 16942 17469 17083 16947 17141 17478 18055 121115
Proportion of total cases 7.3% 7.8% 7.9% 7.8% 7.2% 7.1% 7.5% 7.5%
All ages (Private) TKA within 24 m of arthroscopy 966 1050 1013 1014 942 923 1030 6938
Total arthroscopies 12892 13703 13287 13208 13457 13681 14006 94234
Proportion of total cases 7.5% 7.7% 7.6% 7.7% 7.0% 6.8% 7.4% 7.4%
All ages (Public) TKA within 24 m of arthroscopy 278 311 338 299 292 323 331 2172
Total arthroscopies 4050 3766 3796 3739 3684 3797 4049 26881
Proportion of total cases 6.9% 8.3% 8.9% 8.0% 7.9% 8.5% 8.2% 8.1%
≥65 years TKA within 24 m of arthroscopy 656 689 614 604 564 551 614 4292
Total arthroscopies 2832 2891 2790 2707 2799 2904 3049 19972
Proportion of total cases 23.2% 23.8% 22.0% 22.3% 20.2% 19.0% 20.1% 21.5%