Sample size.

Means of diagnosis of endometriosis.

Race/ethnicity.

Socioeconomic status (proxies reported).

Demographics reported.

Health descriptors reported.

Definition of pathway, timing or delay.

Means of calculation.

Factors investigated in relationship to pathway, timing or delay.

Impacts of delay and diagnosis on patients’ lives.

Geographic origin of study.

Recruitment setting.

Recruitment means.

Data collection setting.

Data collection means.