Figures & data
Figure 1. Selection chart showing inclusion and exclusion criteria for total knee replacements in the Norwegian Arthroplasty Register (NAR) reported during the period 1999–2012. a Patella-resurfaced, hinged, and tumor prostheses are not included in the primary material.
Table 1. Demographic data regarding primary total knee replacements without patellar component, hybrid or cemented, reported to the Norwegian Arthroplasty Register 1999–2012
Figure 2. Cox regression survivorship of the various fixation methods, adjusted for age, sex, and diagnosis, in hybrid and cemented TKR in Norway 1999–2012.
Figure 3. Cox regression survivorship of the Profix TKR prosthesis with respect to fixation method, adjusted for age, sex, and diagnosis.
Table 2. Kaplan-Meier (KM) survivorship and adjusted Cox regression relative risk (RR) for cemented TKR and hybrid TKR, without patella resurfacing, reported to the Norwegian Arthroplasty Register 1999–2012
Table 3. Kaplan-Meier (KM) survivorship and adjusted Cox regression relative risk (RR) for different brands of cemented and hybrid TKRs, without patella resurfacing, reported to the Norwegian Arthroplasty Register 1999–2012
Figure 4. Cox regression survivorship of the LCS TKR prosthesis with respect to fixation method, adjusted for age, sex, and diagnosis.
Figure 5. Cox regression survivorship of the LCS Complete TKR prosthesis with respect to fixation method, adjusted for age, sex, and diagnosis.
Table 4. Causes of revision and Cox relative risk (RR) with 95% CI, comparing hybrid TKRs with cemented TKRs in total knee replacements reported to the Norwegian Arthroplasty Register, 1999–2012. (There may be more than one cause of revision reported in each revised case)