Country | Period | Annual primary THR rate (per 105) | Done for OA | Data source | Reference |
---|---|---|---|---|---|
a) Data source: Havelin et al, 1993.30 | |||||
b) Data source: Hospital Episode System (all patients admitted to hospitals of the National Health Service (NHS), including private patients treated in NHS hospitals). | |||||
c) Data for 1989.18 | |||||
d) 84% of all elective THRs done for OA in six districts of the Oxford region.31 | |||||
e) Data from a registry pilot study of 260 patients undergoing a primary THR or a primary total knee replacement. | |||||
f) Data source: Herberts and Malchau 2000.32 | |||||
g) Age and sex standardised rates to the Scottish population, primary elective THR. | |||||
h) CCP code 93.5. | |||||
i) Age standardised rates to the 1986-specific racial population. | |||||
j) Age- and sex-standardised rates to the population structure of American white subjects in 1980. | |||||
k) Reference to all (hip, knee, other) arthroplasties. | |||||
* Total hip replacement procedures. | |||||
Norway | 1995–98 | 110–120 | 68% a) | National register | Havelin, 199914 |
Iceland | 1992–96 | 114* | 68% | Records of all orthopaedic clinics | Ingvarsson et al, 199915 |
England | 1995–96 | 78 b) | 49%c) – 84%d) | Hospital Episode System (NHS hospitals) | Birrell et al, 199918 |
Australia | 1997–98 | 72 | >90% e) | National Registry | Williamson, 19997 |
The Netherlands | 1994 | 105 | SIG Zorginformatie (total population) | Okhuijsen et al, 199817 | |
Sweden | 1991–95 | 108–125 | 76% f) | National register | Herberts and Malchau, 199716 |
Scotland (western part) | 1 Sep1991– 28 Feb 1993 | 67 g) (urban) 86 g) (rural) | 86% (urban) 89% (rural) | Hospital records of all 16 hospitals in the western part of Scotland | Dunsmuir et al, 199619 |
Canada | 1 Apr 1988– 31 Mar 1990 | 50* h) | Canadian Hospital morbidity file | Gentlemen et al, 199622 | |
USA (San Francisco) | 1984–88 | White: 76* i) Black: 35* i) Hispanics: 13* i) Asians: <17* i) | White: 66% Black: 55% Hispanics: 54% Asians: <29% | Hospital records of the 17 hospitals within or near San Francisco | Hoaglund et al, 199524 |
USA (Olmsted County, Minnesota) | 1987–90 | 60 j) | ca 75% | Registry of theMayo Clinic, data of the Rochester Epidemiology Project | Madhok et al, 199323 |
Denmark (South Jutland) | 1988–90 | 82 | 86% (1981–1990) | Hospital records of the two orthopaedic hospitals in South Jutland | Overgaard et al, 199220 |
Finland | 1988 | 58 | 71% k) | National register | Paavolainen et al, 199121 |
USA (Maryland) | 1985–87 | 59* | Hospital discharges in Maryland | Gittelsohn et al, 199125 |