Developing a Japanese version of the Injustice Experience Questionnaire-chronic and the contribution of perceived injustice to severity of menstrual pain: a web-based cross-sectional study

Table 3 Correlations coefficient (95%CI) (n = 130)

	PCS	HADS anxiety	HADS depression	Maximum menstrual pain intensity	Average menstrual pain intensity	Impairment due to menstrual pain
IEQ-chr-J	0.64 (0.53–0.73)^‡	0.65 (0.54–0.74)^‡	0.62 (0.50–0.71)^‡	0.27 (0.11–0.43)^†	0.27 (0.10–0.42)^†	0.53 (0.39–0.64)^‡

IEQ-chr-J Japanese version of Injustice Experience Questionnaire-chronic, PCS Pain Catastrophizing Scale, HADS Hospital Anxiety and Depression Scale. † p <0.01, ‡ p <0.001

ISSN: 1751-0759