| UKRa vs. BKRb | UKRa vs. TKRc | BKRb vs. TKRc |
---|
p value | 95%CI | p value | 95%CI | p value | 95%CI |
---|
Pre-operative | 1.000 | − 5.8 to 5.9 | 0.012* | 1.1 to 11.1 | 0.013* | 1.1 to 11.0 |
6 months | 0.917 | − 6.7 to 9.3 | 0.461 | − 3.7 to 10.9 | 0.641 | − 8.4 to 3.8 |
1 year | 0.899 | − 7.1 to 10.3 | 0.824 | − 6.3 to 10.3 | 0.986 | − 6.3 to 7.2 |
2 years | 0.497 | − 6.4 to 17.0 | 0.478 | − 6.5 to 17.9 | 0.993 | − 8.7 to 8.0 |
- One-way analysis of variance (ANOVA) and Tukey’s post-hoc pairwise comparison
- 95%CI confidence interval of mean difference
- *Statistically significant at < 0.05 level
- aUKR unicompartmental knee replacement group (6 months: n = 21; 1 year: n = 15; 2 years: n = 4)
- bBKR bicompartmental knee replacement group (6 months: n = 39; 1 year: n = 26; 2 years: n = 15)
- cTKR total knee replacement group (6 months: n = 41; 1 year: n = 29; 2 years: n = 11)