John A. Collins

Few reports provide pregnancy or birth rates for large groups of infertile couples having a comprehensive range of treatments. This model utilizes published evidence about diagnosis, treatment, the duration of treatment and the proportion o…

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BACKGROUND: Although the etiology of endometriosis is unknown, several theories exist, the most popular of which is retrograde menstruation. As endometriosis can only be diagnosed by laparoscopy, neither the incidence (annual occurrence) no…

OBJECTIVE: To evaluate the cost-effectiveness analysis of hysterosalpingography (HSG), laparoscopy, and Chlamydia antibody testing (CAT) in subfertile couples. DESIGN: Cost-effectiveness analysis. SETTING: Decision analytic framework. PA…

Dr Daley : Mrs B is a 32-year-old paralegal. Married for 5 years to Mr B, a 32-year-old manager, they have been trying to conceive since 1992. They are both members of a health maintenance organization and live in Massachusetts, where healt…

Each year more than a million American women use infertility services, but fewer than 50 percent of them go on to deliver a live baby1. Standard treatments for infertility include induction of ovulation, artificial insemination, and surgery…

OBJECTIVE: To evaluate the influence of socioeconomic factors on the outcomes of infertility, including pregnancy, adoption, resolution, and loss to follow-up. DESIGN: Prospective observational study. SETTING: Infertility clinics in 11 te…

We analyzed a two- to seven-year follow-up of 1145 infertile couples to determine the frequency of pregnancy occurring independently of treatment. Pregnancy occurred in 246 of 597 treated couples (41 per cent) and in 191 of 548 untreated co…