نتایج جستجو برای: infertility risk factors
تعداد نتایج: 1785128 فیلتر نتایج به سال:
BACKGROUND There is a perception that the prevalence of infertility is on the rise. This study aimed to determine the current prevalence of infertility in a defined geographical population, ascertain changes in self-reported infertility over time and identify risk factors associated with infertility. METHODS A postal questionnaire survey of a random population-based sample of women aged 31-50...
BACKGROUND Pelvic infection, unsafe abortion and previous laparatomy are risk factors for tubal infertility among Nigerian women. Reports on the relationship between these factors and tubal pathology seen on hysterosalpingography (HSG) from our environment have been few. OBJECTIVE To assess the prevalence of tubal occlusions among patients referred for HSG and examine the association between ...
BACKGROUND Secondary infertility is a common, preventable but neglected reproductive health problem in resource-poor countries. This study examines the association of past sexually transmitted infections (STIs) including HIV, bacterial vaginosis (BV) and factors in the obstetric history with secondary infertility and their relative contributions to secondary infertility. METHODS Between Novem...
Ovarian hyperstimulation syndrom(OHSS) is a serious complication of controlled overian hyperstimulation(COH).identifying risk factors of OHSS seems to be an important task because of two main reasons:increasing the incidence of infertility and the fact that around 1-7% of COH leade to OHSS.this study is a case-control study conducted in infertility center at Dr.shariati hospital.75 patients,co...
the incidence of brain neoplasm has been progressively increasing in recent years in the industrialized countries. one of the reasons for this increased incidence could be better access to health care and improved diagnosis in the industrialized countries. it also appears that caucasians have a higher incidence than blacks or hispanics or asians. a number of risk factors have been identified an...
BACKGROUND Previous studies examining associations between use of fertility drugs and ovarian cancer risk have provided conflicting results. We used data from a large case-control study to determine whether fertility drug use significantly impacts ovarian cancer risk when taking into account parity, gravidity, and cause of infertility. METHODS Data from the Hormones and Ovarian Cancer Predict...
Infertility treatment is a possible factor in hypertensive disorders of pregnancy (HDP). Identifying the characteristics pregnant women who have undergone infertility and potential risk for HDP valuable its prevention treatment. Using data from 12,456 Japanese Tohoku Medical Megabank Project Birth Three-Generation Cohort Study, association between was analyzed. A multiple logistic regression mo...
Male infertility is an urgent medical and demographic threat worldwide, in particular industrial regions suffering from environmental pollution. Here we performed analysis of epidemiological studies meta-analyses prevalence, causes, risk factors male reproductive disorders. Among the well-defined determining are hormonal imbalance, sexually transmitted infections, other inflammatory diseases, h...
Background: Infertility about half of the men. Some factors affecting infertility is related to genetic and environmental factors. This study examined demographic characteristics of men with infertility were referred to the Shariati Hospital Infertility Clinic. Materials and Methods: This is a cross-sectional study. 200 eligible patients were enrolled with written consent Face-to-face interview...
Associations between male infertility and cancer are gaining clinical attention. Relationships between infertility and cancer have traditionally been studied in women, but recent work has focused on the male component of reproduction. Infertile men are at an elevated risk to develop various malignancies later in life, primarily genitourinary malignancies such as testicular and prostate cancer. ...
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