Saeko Ishibashi, Takeshi Nishiyama, Takuya Makino, Futoshi Suzuki, Shoko Shimada, Shinji Tomari, Eiji Imanari, Takuma Higashi, Shintaro Fukumoto, Sawa Kurata, Yoshifumi Mizuno, Takeshi Morimoto, Hidetaka Nakamichi, Tomoko Iida, Kei Ohashi, Atsurou Yamada, Takuma Kimura, Yukiko Kuru, Satoshi Sumi, Yasuo Tanaka, Kazuya Ono, Hironobu Ichikawa, George J DuPaul, Hirotaka Kosaka
OBJECTIVES: This study validated the Japanese version of the Attention-Deficit/Hyperactivity Disorder-Rating Scale-5 (ADHD-RS-5) and the Disruptive Behavior Disorders Rating Scale. We extended the ADHD-RS-5 by adding the oppositional defiant disorder and conduct disorder subscales to compare the two rating scales psychometrically. METHODS: We examined the internal consistency, test-retest reliability, construct validity and criterion validity of the two rating scales in 135 Japanese outpatients aged 6-18 years...
March 2024: International Journal of Methods in Psychiatric Research