Table 3

Unadjusted and adjusted post-operative PROM scores by operation

PROMs
NHS
ISTC
Adjusted difference*
95% CI
P-value






Mean (SD)
Mean (SD)




EQ-5D





     Cataract
0.77 (0.28)
0.84 (0.23)
0.03
0.009 to 0.06
0.01
     Hernia
0.85 (0.21)
0.84 (0.22)
-0.02
-0.05 to 0.002
0.07
     Varicose vein
0.87 (0.20)
0.89 (0.19)
0.005
-0.03 to 0.04
0.8
     Hip
0.72 (0.26)
0.82 (0.20)
0.06
0.005 to 0.11
0.03
     Knee
0.70 (0.26)
0.76 (0.22)
0.03
-0.02 to 0.08

0.2
Disease-specific





     Cataract (VF14)
92.3 (15.2)
96.2 (7.8)
2.6
0.97 to 4.2
0.005
     Hernia (PCS)
50.1 (9.6)
51.8 (10.5)
1.2
-0.52 to 2.9
0.2
     Varicose vein (AVVQ)
10.3 (9.0)
8.6 (7.9)
1.3
-3.1 to 0.49
0.5
     Hip (OHS)
23.9 (9.9)
20.5 (7.6)
2.4
-4.4 to -0.36
0.03
     Knee (OKS)
27.0 (9.3)
24.2 (8.8)
0.86
-3.7 to 2.0
0.5

*positive adjusted differences indicate better post-operative scores for ISTC patients

Browne et al. BMC Health Services Research 2008 8:78   doi:10.1186/1472-6963-8-78