Table 1 Summary of utility values derived from the 9-item Child Health Utility (CHU-9D) instrument per group and assessment.

From: Cost-effectiveness of scar management post-burn: a trial-based economic evaluation of three intervention models

 

Topical silicone gel

Pressure garment therapy

Combined

Mean (95% CI)

Mean (95% CI)

Mean (95% CI)

CHU-9D utility (primary)*

Baseline (n = 150)

0.779

(0.722, 0.831)

0.801

(0.752, 0.844)

0.817

(0.758, 0.863)

3 months** (n = 132)

0.902

(0.868, 0.936)

0.889

(0.855, 0.923)

0.904

(0.866, 0.941)

6 months** (n = 119)

0.918

(0.878, 0.959)

0.929

(0.898, 0.956)

0.926

(0.894, 0.957)

CHU-9D utility (proxy only)*

Baseline (n = 150)

0.787

(0.762, 0.812)

0.795

(0.768, 0.819)

0.817

(0.787, 0.844)

3 months** (n = 127)

0.911

(0.879, 0.943)

0.913

(0.881, 0.945)

0.906

(0.869, 0.943)

6 months** (n = 116)

0.935

(0.898, 0.972)

0.929

(0.897, 0.961)

0.926

(0.917, 0.969)

  1. *95% confidence intervals (CIs; bias corrected) derived from bootstrap resampling (2000 replications); **Inverse probability weighting applied to account for potential bias due to age, sex or utility (at baseline) among those retained versus lost-to-follow-up at 3 and 6 months.
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