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Table 4 Correlations between global health change scale and baseline and follow-up SF-6D scores.

From: What is the relationship between the minimally important difference and health state utility values? The case of the SF-6D

   Baseline Follow-up
Study/patient group N r p-value r p-value
Older adults (aged >65 years): 1st follow-up 4945 0.324 0.001 0.390 0.001
Older adults (aged >65 years): 2nd follow-up 3127 0.395 0.001 0.514 0.001
Irritable bowel syndrome (IBS) patients 137 0.311 0.001 0.441 0.001
Irritable bowel syndrome (IBS) control patients 177 0.094 0.215 0.202 0.007
Leg ulcer patients 194 0.041 0.572 0.309 0.001
Knee Osteoarthritis (OA) patients 157 0.300 0.001 0.559 0.001
Limb reconstruction patients 60 -0.007 0.959 0.458 0.001
Early Rheumatoid Arthritis (RA) patients 246 0.147 0.021 0.524 0.001
Patients with Chronic Obstructive Pulmonary Disease (COPD) 60 0.391 0.002 0.547 0.001
  1. r = Pearsons Correlation Coefficient