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Table 7 Known-groups validity: 3L and 5L with socio-demographic variablesa

From: Measurement properties of the EQ-5D-5L compared to the EQ-5D-3L across eight patient groups: a multi-country study

Demographic variable Age-groups (Spearman’s rho) Education (Spearman’s rho) Smokingb (p value)
3L 5L 3L 5L 3L 5L
Mobility 0.44** 0.45** −0.16** −0.20** <.001 <.001
Self-Care 0.32** 0.33** −0.13** −0.13** <.001 <.001
Usual Activities 0.28** 0.27** −0.15** −0.17** <.001 <.001
Pain/Discomfort 0.23** 0.24** −0.15** −0.14** 0.068 <.001
Anxiety/Depression −0.04* −0.06** −0.04 −0.04 <.001 <.001
  1. p < 0.05; ** p < 0.001
  2. Education was included only in Denmark, England, and Scotland (n = 1,869); smoking status was included in England and Scotland (n = 1,501)
  3. bKruskall–Wallis H