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Table 3 Utility index of EQ-5D before and after vitamin D supplementation using a set of values of available countries

From: Health-related quality of life in T1DM patients after high-dose cholecalciferol supplementation: data from a pilot clinical trial

Country

HDI

EQ-5D index before VD

EQ-5D index after VD

P

USA

0.926

0.87 ± 0.1

0.90 ± 0.1

 < 0.05

Spain

0.904

0.88 ± 0.1

0.91 ± 0.1

 < 0.05

Zimbabwe

0.571

0.83 ± 0.1

0.85 ± 0.1

 < 0.05

Denmark

0.940

0.86 ± 0.1

0.89 ± 0.1

 < 0.05

France

0.901

0.84 ± 0.2

0.89 ± 0.2

 < 0.05

Germany

0.947

0.92 ± 0.1

0.94 ± 0.1

 < 0.05

Japan

0.919

0.83 ± 0.1

0.87 ± 0.1

 < 0.05

Thailand

0.777

0.79 ± 0.2

0.85 ± 0.2

 < 0.01

UK

0.932

0.84 ± 0.2

0.88 ± 0.2

 < 0.05

  1. HDI human development Index, UK United Kingdom, VD Vitamin D