Skip to main content

Table 2 Percentage of patients reporting any improvement and 95 % confidence intervals

From: Performance of EQ-5D, howRu and Oxford hip & knee scores in assessing the outcome of hip and knee replacements

  # Improved % Improved 95 % Confidence Intervals
Hip Replacements
 NHS PROMs (n = 29,129)
 OHS 28023/29129 96.2 % 96.0 %–96.4 %
 EQ-5D Index 25572/29129 87.8 % 87.4 %–88.2 %
 EQ-VAS 18716/29129 64.3 % 63.7 %–64.8 %
 MCO (n = 74)    
 OHS 71/74 96.0 % 88.6 %–99.2 %
 HowRu 68/74 91.9 % 83.2 %–97.0 %
Knee Replacements
 NHS PROMs (n = 29,907)
 OKS 27633/29907 92.4 % 92.1 %–92.7 %
 EQ-5D Index 23657/29907 79.1 % 78.6 %–79.6 %
 EQ-VAS 16204/29907 54.2 % 53.6 %–54.8 %
 MCO (n = 42)
 OKS 42/42 100.0 % 91.6 %–100 %
 HowRu 33/42 78.6 % 63.2 %–89.7 %