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Table 5 Efficiency of the four utility approaches to detect clinically relevant differences

From: Psychometric properties and comparison of four health utility approaches among myopia patients in China

Groups

TTO

SG

AQoL-7D

VFQ-UI

Mean (SD)

ES

Mean (SD)

ES

Mean (SD)

ES

Mean (SD)

ES

NEI-VFQ-25 Total

  < 85

0.95 (0.06)

0.042

0.95 (0.09)

0.064

0.76 (0.11)

0.850

0.77 (0.10)

1.806

  ≥ 85

0.95 (0.06)

 

0.95 (0.11)

 

0.84 (0.10)

 

0.90 (0.03)

 

 RE

0.002

 

0.006

 

1

 

4.496

 

 AUC

0.531

 

0.509

 

0.734*

 

0.924*

 

NEI-VFQ-25 GH

  < 75

0.94 (0.06)

0.217

0.94 (0.10)

0.084

0.75 (0.11)

0.706

0.81 (0.11)

0.376

  ≥ 75

0.95 (0.06)

 

0.95 (0.10)

 

0.82 (0.10)

 

0.84 (0.09)

 

 RE

0.088

 

0.014

 

1

 

0.254

 

 AUC

0.564*

 

0.531

 

0.689*

 

0.605*

 

NEI-VFQ-25 GV

  < 60

0.94 (0.09)

0.238

0.95 (0.09)

0.021

0.74 (0.11)

0.696

0.77 (0.10)

0.784

  ≥ 60

0.95 (0.05)

 

0.95 (0.11)

 

0.81 (0.11)

 

0.85 (0.09)

 

 RE

0.062

 

0.001

 

1

 

1.267

 

 AUC

0.534

 

0.517

 

0.701*

 

0.735*

 

NEI-VFQ-25 OP

  < 87

0.95 (0.06)

0.025

0.95 (0.10)

0.039

0.77 (0.11)

0.473

0.80 (0.11)

0.587

  ≥ 87

0.95 (0.06)

 

0.95 (0.10)

 

0.82 (0.10)

 

0.85 (0.09)

 

 RE

0.003

 

0.007

 

1

 

1.281

 

 AUC

0.493

 

0.495

 

0.632*

 

0.654*

 

NEI-VFQ-25 NA

  < 91

0.94 (0.07)

0.213

0.96 (0.08)

0.117

0.75 (0.11)

0.649

0.73 (0.10)

2.022

  ≥ 91

0.95 (0.05)

 

0.95 (0.11)

 

0.82 (0.11)

 

0.88 (0.05)

 

 RE

0.085

 

0.032

 

1

 

6.379

 

 AUC

0.565*

 

0.496

 

0.681*

 

0.894*

 

NEI-VFQ-25 DA

  < 83

0.95 (0.06)

0.065

0.95 (0.09)

0.046

0.76 (0.10)

0.800

0.77 (0.11)

1.478

  ≥ 83

0.95 (0.06)

 

0.95 (0.11)

 

0.84 (0.10)

 

0.89 (0.05)

 

 RE

0.007

 

0.003

 

1

 

3.191

 

 AUC

0.529

 

0.511

 

0.722*

 

0.847*

 

NEI-VFQ-25 SF

  < 100

0.94 (0.06)

0.160

0.95 (0.09)

0.007

0.76 (0.10)

0.747

0.76 (0.11)

1.580

  ≥ 100

0.95 (0.06)

 

0.95 (0.10)

 

0.83 (0.10)

 

0.89 (0.05)

 

 RE

0.046

 

0.000

 

1

 

3.753

 

 AUC

0.576*

 

0.517

 

0.710*

 

0.859*

 

NEI-VFQ-25 MH

  < 81

0.94 (0.06)

0.174

0.95 (0.08)

0.006

0.75 (0.10)

0.928

0.76 (0.11)

1.495

  ≥ 81

0.95 (0.06)

 

0.95 (0.11)

 

0.84 (0.10)

 

0.88 (0.06)

 

 RE

0.035

 

0.000

 

1

 

2.054

 

 AUC

0.581*

 

0.557*

 

0.748*

 

0.851*

 

NEI-VFQ-25 RD

  < 87

0.95 (0.06)

0.006

0.96 (0.08)

0.172

0.77 (0.11)

0.484

0.78 (0.11)

1.196

  ≥ 87

0.95 (0.06)

 

0.94 (0.11)

 

0.83 (0.10)

 

0.88 (0.05)

 

 RE

0.000

 

0.130

 

1

 

5.854

 

 AUC

0.501

 

0.475

 

0.642*

 

0.794*

 

NEI-VFQ-25 Dependency

  < 91

0.95 (0.06)

0.098

0.95 (0.10)

0.047

0.75 (0.11)

0.782

0.77 (0.11)

1.429

  ≥ 91

0.95 (0.06)

 

0.95 (0.10)

 

0.83 (0.10)

 

0.88 (0.05)

 

 RE

0.016

 

0.004

 

1

 

2.662

 

 AUC

0.541

 

0.551

 

0.716*

 

0.825*

 

NEI-VFQ-25 Driving

  < 75

0.95 (0.06)

0.103

0.95 (0.10)

0.009

0.78 (0.12)

0.391

0.80 (0.11)

0.694

  ≥ 75

0.95 (0.06)

 

0.95 (0.09)

 

0.82 (0.10)

 

0.87 (0.07)

 

 RE

0.070

 

0.001

 

1

 

3.077

 

 AUC

0.543

 

0.507

 

0.608*

 

0.692*

 

NEI-VFQ-25 CV

  < 100

0.94 (0.06)

0.129

0.96 (0.09)

0.094

0.76 (0.11)

0.464

0.73 (0.11)

1.577

  ≥ 100

0.95 (0.06)

 

0.95 (0.10)

 

0.81 (0.11)

 

0.86 (0.07)

 

 RE

0.077

 

0.041

 

1

 

7.561

 

 AUC

0.540

 

0.486

 

0.635*

 

0.839*

 

NEI-VFQ-25 PV

  < 100

0.94 (0.06)

0.167

0.95 (0.09)

0.028

0.77 (0.11)

0.627

0.77 (0.11)

1.356

  ≥ 100

0.95 (0.05)

 

0.95 (0.10)

 

0.83 (0.10)

 

0.89 (0.05)

 

 RE

0.071

 

0.002

 

1

 

4.252

 

 AUC

0.562*

 

0.519

 

0.674*

 

0.812*

 
  1. For the RE analysis, reference is AQoL-7D
  2. RE Relative efficiency, AUC Area under the ROC curve, ES Effect size
  3. GH General health, GV General vision, OP Ocular pain, NA Near activities, DA Distance activities, SF Social function, MH Mental health, RD Role difficulties, CV Color vision, PV Peripheral vision
  4. * P < 0.001