Table 3.

Test-Retest Intraclass Correlation Coefficients: EPBD Numeric Rating Scale Items

EPBD NRS Items	Dysmenorrhea	Pelvic Pain
Worst intermittent pain	0.69	0.69
Average continuous pain	0.72	0.59
Worst continuous pain	0.65	0.62
Pain interference	0.56	0.71

EPBD = Endometriosis Pain and Bleeding Diary; NRS = numeric rating scale