Table 3 Post-operative patient-reported outcome measures
Variable | Standard (n = 58) | UBP (n = 54) | Mean difference (95%CI) | p-Value |
|---|---|---|---|---|
Improvement in | ||||
VAS pain at 1 year | 16.6 (32.0) | 20.2 (32.6) | 3.6 (−8.6 to 15.8) | 0.490* |
VAS Pain at 4 years | 21.1 (37.0) | 22.8 (36.3) | 1.7 (−13.6 to 17.0) | 0.822* |
EQ-5D at 1 year | 0.321 (0.34) | 0.352 (0.37) | 0.03 (−0.10 to 0.17) | 0.672* |
EQ-5D at 4 years | 0.296 (0.36) | 0.291 (0.38) | −0.005 (−0.15 to 0.13) | 0.769* |
OKS at 1 year | 11.9 (10.1) | 12.9 (10.8) | 1.01 (−3.0 to 5.0) | 0.524* |
OKS at 4 years | 10.9 (11.8) | 11.8 (12.3) | 0.90 (−3.7 to 5.5) | 0.760* |
1 year satisfaction | 0.928^ | |||
Very satisfied | 24 [41] | 26 [48] | ||
Satisfied | 23 [40] | 18 [33] | ||
Neutral | 7 [12] | 6 [11] | ||
Dissatisfied | 2 [3] | 2 [4] | ||
Very dissatisfied | 2 [3] | 1 [2] | ||
Final follow-up satisfaction | 0.561^ | |||
Very satisfied | 24 [41] | 24 [44] | ||
Satisfied | 19 [33] | 14 [26] | ||
Neutral | 6 [10] | 7 [13] | ||
Dissatisfied | 3 [5] | 6 [11] | ||
Very dissatisfied | 5 [9] | 2 [4] |