Reliability and validity of the Japanese version of the Parenting Concerns Questionnaire.

Objective: Cancer patients with children are increasing; however, few studies have quantitatively assessed the parenting concerns of cancer patients with children. The Parenting Concerns Questionnaire was developed in the USA in 2012 and is the only instrument to measure the parenting concerns of cancer patients with children. This study aimed to develop a Japanese version of the Parenting Concerns Questionnaire and evaluate its reliability and validity.