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Table 3 Cronbach's alpha for the ATRS at each time point

From: The Achilles tendon total rupture score: a study of responsiveness, internal consistency and convergent validity on patients with acute Achilles tendon ruptures

Time Point Cronbach's alpha
Pre-Injury 0.98
6 Weeks 0.89
3 Months 0.89
6 Months 0.95
9 Months 0.94