Table 1. Distribution of cases.

Histopathology	Endometriosis - present		Endometriosis - absent		% Total
	Frequency	%	Frequency	%
Endometrioid	19	51.4	21	52.5	51.9
Clear cell	16	43.2	19	47.5	45.45
Mixed histology	2	5.4	0	0	2.59
Total	37	100	40	100	100