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Table 5 Polychoric correlation coefficient between ICECAP-A and EQ-5D-3L

From: Assessing the reliability and validity of the ICECAP-A instrument in Chinese type 2 diabetes patients

 ICECAP-A EQ-5D-3L EQ-5D-3L utility EQ-VAS
Mobility Self-care Usual activities Pain/ discomfort Anxiety/ depressed
 Stability 0.266 0.454 0.243 −0.018 0.545 0.149 −0.022
 Attachment 0.052 0.043 0.038 −0.335 0.109 −0.046 0.367
 Autonomy 0.435 0.561 0.514 −0.128 0.093 0.172 − 0.214
 Achievement 0.133 0.210 0.209 0.200 0.299 0.135 0.051
 Enjoyment 0.379 0.316 0.335 −0.046 0.538 0.171 0.159
ICECAP-A tariff 0.163 0.207 0.209 −0.031 0.202 0.116 0.218