Research note reliability and validity of Japanese version of the trauma-informed care provider survey (TIC provider survey).

Cronbach's alpha coefficients of each category of the TIC Provider Survey were 0.40 (Knowledge), 0.63 (Opinions), 0.92 (Self-rated competence), 0.93 (Practices), and 0.87 (Barriers). The Spearman's rank correlation coefficients were small. We confirmed the reliability of the acceptable levels and examined the validity of modest or unacceptable levels of the Japanese version of the TIC provider survey among Japanese workers in a healthcare setting.