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Table 3 Reliability analysis

From: Psychometric properties and validation of a four-item version of the Strauss–Carpenter scale in bipolar disorder

Strauss–Carpenter scale Intraclass correlation coefficient (ICC)
Coef p 95 % CI
Item 1. Hospitalization 0.424 0.004 0.140–0.614
Item 2. Work 0.648 <0.001 0.475–0.764
Item 3. Social activity 0.609 <0.001 0.546–0.796
Item 4. Symptoms 0.588 <0.001 0.384–0.724
Strauss–Carpenter total score 0.749 <0.001 0.626–0.832