Table 4 Comparison of observed and predicted EQ-5D utility values

Observed

0.765 (0.18)

0.800

[-0.040-1.000]

1.040

Estimation Sample

Model I

0.765 (0.08)

0.783

[0.407-0.914]

0.507

Model II

0.765 (0.07)

0.776

[0.477-0.905]

0.428

Model III

0.765 (0.07)

0.809

[0.580-0.868]

0.288

Model IV

0.771 (0.07)

0.772

[0.324-0.895]

0.571

Validation Sample

Model I

0.766 (0.08)

0.786

[0.367-0.891]

0.524

Model II

0.765 (0.07)

0.776

[0.488-0.896]

0.408

Model III

0.764 (0.07)

0.811

[0.571-0.858]

0.287

Model IV

0.774 (0.07)

0.777

[0.321-0.906]

0.585