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Table 7 Test –retest Reliability of LLIS Questionnaire within one week interval

From: Psychometric evaluation of the Persian version of the Lymphedema Life Impact Scale (LLIS, version 1) in breast cancer patients

LLIS Score ICC (n=13) 95% Confidence Interval P-value
Total impairment 0.962 0.874 - 0.988 <0.0001
Physical impairment 0.927 0.762 – 0.978 <0.0001
Psychosocial impairment 0.855 0.524 – 0.956 0.001
Functional impairment 0.977 0.925 – 0.993 <0.0001