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Table 5 Correlations between the EQ-5D-3L index, EQ-VAS score, and FACT-B scores

From: Validity and reliability of EQ-5D-3L for breast cancer patients in Korea

FACT-B scores EQ-5D-3L index EQ VAS
Physical well-being 0.553 0.447
Social well-being 0.199 0.170
Emotional well-being 0.400 0.371
Functional well-being 0.377 0.312
Breast cancer subscale 0.390 0.323
FACTG 0.488 0.414
Trial Outcome Index 0.557 0.456
FACT B total 0.516 0.436
  1. FACT-B functional assessment of cancer therapy—breast cancer, FACT-G functional assessment of cancer therapy—general
  2. Pearson’s correlation coefficient, all p-values were <0.001