子宫内膜异位症生育指数：新确证的子宫内膜异位症分期体系

Objective
To develop a clinical tool that predicts pregnancy rates (PRs) in patients with surgically documented endometriosis who attempt non-IVF conception.

Design
Prospective data collection on 579 patients and comprehensive statistical analysis to derive a new staging system—the endometriosis fertility index (EFI)—from data rather than a priori assumptions, followed by testing the EFI prospectively on 222 additional patients for correlation of predicted and actual outcomes.

Setting
Private reproductive endocrinology practice.

Patient(s)
A total of 801 consecutively diagnosed and treated infertile patients with endometriosis.

Intervention(s)
Surgical diagnosis and treatment followed by no