رضا عمانی سامانی

استادیار گروه اپیدمیولوژی و سلامت باروری، مرکز تحقیقات اپیدمیولوژی باروری، پژوهشکده زیست‌شناسی و علوم پزشکی تولید مثل جهاد دانشگاهی، پژوهشگاه رویان، تهران، ایران.

[ 1 ] - ارتباط روش‌های کمک باروری با خطر زایمان پره‌ترم در تولدهای تک‌قلویی زنده در استان تهران، ایران

مقدمه: زایمان پره‌ترم از علل عمده مرگ ‌و ‌میر نوزادان است و یافته‌های اخیر نشان می‌دهد که استفاده از روش‌های کمک باروری (ART) ممکن است به تولد نوزاد پره‌ترم منجر شود. مطالعه حاضر با هدف بررسی ارتباط بین ART و زایمان پره‌ترم در تولدهای تک‌قلویی زنده در استان تهران انجام شد. روش‌کار: این مطالعه هم‌گروهی گذشته‌نگر بر روی 4704 زن باردار با زایمان تک‌قلویی زنده مراجعه‌کننده به زایشگاه‌های استان تهرا...

[ 2 ] - بررسی شیوع اضافه وزن و چاقی در زنان نابارور و ارتباط آن با میزان موفقیت بارداری شیمیایی بعد از درمان‌های کمک باروری

مقدمه: چاقی و اضافه وزن یکی از مشکلات مهم مرتبط با سلامتی در سراسر جهان است. چاقی می‌تواند در میزان موفقیت بارداری شیمیایی بعد از درمان‌های کمک باروری تأثیرگذار باشد. مطالعه حاضر با هدف تعیین ارتباط بین شاخص توده بدنی با بارداری شیمیایی بعد از سیکل درمانی IVF و یا تزریق داخل سیتوپلاسمی اسپرم در زنان نابارور در پژوهشگاه رویان انجام شد. روش‌کار: در این مطالعه هم‌گروهی گذشته‌نگر، تعداد 2983 زن ناب...

[ 3 ] - ارتباط بین مقدار وزن به دست آمده مادران در حین بارداری با سن حاملگی در زمان تولد

مقدمه: عوامل مختلفی در رخداد تولد پیش از موعد از قبیل وزن‌گیری مادر حین حاملگی تأثیرگذار هستند. در این بین نقش وزن به دست آمده مادران در حین بارداری کمتر مورد بررسی قرار گرفته است. مطالعه حاضر با هدف بررسی ارتباط بین وزن قبل از بارداری، شاخص توده بدنی با سن حاملگی در زمان تولد انجام شد. روش کار: در این مطالعه مقطعی که در تیر ماه سال 1394 در استان تهران انجام شد، تعداد 5170 زایمان مورد بررسی قرا...

[ 4 ] - معنا، مفهوم و کارکرد فرزند در ایران

فرزند چه معنا، تعریف و کارکردهایی در جامعه و فرهنگ ایرانی دارد؟ برای پاسخ به این پرسش، ما به افراد ناباروران در جستجوی درمان، زوج‌های تازه ازدواج کرده و افراد مخالف فرزند‌آوری مراجعه کردیم. از طریق انجام مصاحبه‌های عمیق و با استفاده از روش گراندد تئوری، تلاش کردیم تا پاسخ‌ها را کدگذاری کرده و در قالب مقوله‌ها و گزاره‌های مفهومی در آوریم. مهم‌ترین یافته‌ها، حاکی از آن است که ایران یک جامعه فرزند...

[ 5 ] - Prevalence of Macrosomia in Iran: A Systematic Review and Meta-Analysis

Background: Macrosomia is a risk factor for adverse maternal and neonatal outcomes and previous studies have reported different prevalence of macrosomia in Iran. We conducted a meta-analysis to estimate the overall prevalence of macrosomia in Iran. Materials and Methods: A systematic review and meta-analysis was conducted of all published literature pertaining to prevalence rates of macrosomia ...

[ 6 ] - شیوع زایمان سزارین و عوامل مرتبط با آن در زنان چندزا در استان تهران

هدف: طی چند دهه گذشته، میزان زایمان سزارین به طور قابل‌ملاحظه‌ای در سراسر جهان به ویژه در آمریکای لاتین، منطقه کارائیب و ایران افزایش یافته است. مطالعه حاضر با هدف تعیین میزان زایمان سزارین و بررسی برخی عوامل مرتبط با آن در زنان چندزا در زایشگاه‌های استان تهران انجام شد. مواد و روش‌ها: این مطالعه مقطعی بر روی 2189 زن چندزا با زایمان تک‌قلویی مراجعه‌کننده به زایشگاه‌های استان تهران طی 15 تا 30 ت...

[ 7 ] - بررسی عوامل ﻣﺆثر بر تولد نارس در استان تهران با استفاده از مدل رگرسیون لجستیک چندسطحی

سابقه و هدف: تولد نارس از علل عمده مرگ‌و‌میر نوزادان است و عواقب نامطلوب طولانی‌مدت برای سلامت دارد. هدف پژوهش حاضر تعیین میزان تولد نوزاد نارس و عوامل ﻣﺆثر بر آن در زایشگاه‌های استان تهران بود. مواد و روش‌ها: این مطالعه مقطعی بر روی 4419 زن باردار مراجعه‌کننده به زایشگاه‌های استان تهران طی 15 تا 30 تیر 1394 انجام شد. داده‌ها با استفاده از چک‌لیست محقق‌ساخته و از طریق مصاحبه با مادران و بررسی ...

[ 10 ] - Comparison of Maximum Likelihood Estimation and Bayesian with Generalized Gibbs Sampling for Ordinal Regression Analysis of Ovarian Hyperstimulation Syndrome

Background and Objectives: Analysis of ordinal data outcomes could lead to bias estimates and large variance in sparse one. The objective of this study is to compare parameter estimates of an ordinal regression model under maximum likelihood and Bayesian framework with generalized Gibbs sampling. The models were used to analyze ovarian hyperstimulation syndrome data.   Methods: This study use...

[ 11 ] - The Relationship between Perceived Stress and Marital Satisfaction in Couples with Infertility: Actor-Partner Interdependence Model

a:4:{s:9:"Objective";s:459:"Infertility has been ranked as one of the great stressors in life and may adversely affect marital satisfaction. There have been no studies investigating the relationship between perceived stress and marital satisfaction at the dyadic level. This study investigated the effect of actors and partners' perceived stress on marital satisfaction in husband-wife dyads using...

[ 12 ] - Satisfaction with Information Provided to Infertile Patients Who Undergo Assisted Reproductive Treatment

a:4:{s:9:"Objective";s:285:"Some potentially modifiable factors, such as appropriate informing process to infertile patients, can affect their infertility knowledge and information. This study aimed to assess infertility information provided to Iranian infertile people undergoing assisted reproductive treatment.";s:19:"MaterialsAndMethods";s:871:"In this cross-sectional study, participants recr...

[ 13 ] - Modeling In Vitro Fertilization Data Considering Multiple Outcomes Observed among Iranian Infertile Women

Objective Women undergoing IVF cycles should go successfully through multiple points during the procedure (i.e., implantation, clinical pregnancy, no spontaneous abortion and delivery) to achieve live births. On the other there is a need to consider previous reproductive outcomes and as well as the current cycle. In this study, data on multiple cycles and multiple points during the IVF cycle ar...

[ 14 ] - Evaluating The Impact of Risk Factors on Birth Weight and Gestational Age: A Multilevel Joint Modeling Approach

Objective Abnormalities in birth weight and gestational age cause several adverse maternal and infant outcomes. Our study aims to determine the potential factors that affect birth weight and gestational age, and their association. MaterialsAndMethods We conducted this cross-sectional study of 4415 pregnant women in Tehran, Iran, from July 6-21, 2015. Joint multilevel multiple logistic regressio...

[ 15 ] - Attitude of Law and Medical Students to Oocyte Donation

a:4:{s:9:"Objective";s:378:"Among the young generation, medical and law students’ attitude towards third party reproduction is very important because they will be directly involved in restricting or developing the programs that will support it in the future. The aim of this survey was to investigate attitude of law and medical students to oocyte donation and key aspects of this kind of third pa...

[ 16 ] - Relationship between Quality of Life, Relationship Beliefs and Attribution Style in Infertile Couples

Objective Many infertile couples experience psychological distress and suffer from impaired quality of life. Generally, when couples are dealing with uncontrolled events such as infertility, it is important to manage it well and to use the suitable coping style; so this can represent an example of attribution style. The purpose of this study is to investigate the quality of life, relationship b...

[ 17 ] - Psychometric properties of the fertility quality of life instrument in Iranian infertile women

a:4:{s:10:"Background";s:367:"Infertility and its treatment can have a considerable effect on a person's quality of life (QoL). The Fertility Quality of Life (FertiQoL) questionnaire is currently the most frequently used instrument to measure QoL in people experiencing fertility problem. This study was conducted to examine the reliability and validity of the FertiQoL in Iranian infertile women....

[ 18 ] - Prevalence of Infertility Problems among Iranian Infertile Patients Referred to Royan Institute

Objective Few studies have been conducted on the infertility problems in Iran. This study aimed to investigate the prevalence of infertility problems and related factors in Iranian infertile patients. MaterialsAndMethods In this cross sectional study, 405 infertile patients referred to Royan Institute, Tehran, Iran, between 2014 and 2015, were selected by simple random sampling. Participants co...

[ 20 ] - O-14: Assisted Reproductive Technique History in Iran

Background Infertility is a major problem with a prevalence around 9% in the world and a life time prevalence of about 25% in Iran. Assisted reproductive technique (ART), came into the world on 1978 with the birth of Luise Brown, but early days of ART in Iran was not clear. The aim of this study is to investigate the history of ART in Iran and its time line in this Islamic society. MaterialsAnd...

[ 21 ] - O-15: Factors Associated with Poor Quality of Life among Infertile Women Undergoing IVF

Background Infertility is a medical and social condition and has a considerable impact on a person’s quality of life (QoL). Due to this impact, nowadays health-systems not only focus on morbidity and mortality but also on quality of life and well-being. The aim of the study was to determine the QoL of women with fertility problem, and identify factors associated with poor QoL. MaterialsAndMetho...

[ 22 ] - O-16: Psychometric Properties of The Persian Version of Prenatal Attachment Inventory (PAI) in Iranian Pregnant Women

Background Prenatal attachment inventory (PAI) was developed by Muller in 1993, and has been used widely in many studies and translated into several languages. This study aimed to translate PAI into Persian, and assess the underlying structure of the PAI and the appropriateness of the one-factor solution proposed by Muller MaterialsAndMethods In this cross-sectional study, a total of 322 primig...

[ 23 ] - O-17: Development A Questionnaire Measuring Attitude toward Oocyte Donation

Background Since there was not a valid and pervasive questionnaire regarding attitude toward oocyte donation, this study aimed to design and develop a tool to measure attitude toward donated oocyte. MaterialsAndMethods In this methodological research, qualitative research was done on 15 infertile. Also, literature review and search in various data bases were carried out. Validity of this questi...

[ 24 ] - O-18: Framework of Informed Consent and Ethical Codes for Clinical Trials Especially Designed for Assisted Reproduction

Background Clinical trials are known as the most valid medical research. It is able to promote medical evidences on prevention, diagnosis, screening, treatment, and quality of life because in this type of study, an intervention is intentionally performed on subjects. Therefore, it encompasses ethical concerns and considerations, especially when human subjects are studied. In other words, clinic...

[ 25 ] - P-66: There Is No Difference between IVF/ICSI Cycle Outcome in Patients With and without PCOS; A Modified Poisson Regression Model

Background Polycystic ovary syndrome is a frequent condition in women of reproductive age with prevalence rate of 5-10%. This study purposed to determine the relationship between polycystic ovary syndrome and the outcome of assisted reproductive treatment (ART) cycle in Tehran, Iran. MaterialsAndMethods In this historical cohort study, 996 infertile women who were referred to Royan Institute (T...

[ 26 ] - Inm-1: Development of Quality Indicators for Infertility Care

Background As assisted reproductive technology is advancing, it should arrange all principles and indexes to improve its quality of functions to provide optimal services to infertile patients. There are few infertility care-specific quality indicators. The indicators were developed by the existing quality dimensions. Safety, effectiveness, and patient centeredness are the most important quality...

[ 27 ] - Pnm-23: A Comparative Study of Infertile Couples' Knowledge and Attitudes toward Surrogacy

a:4:{s:10:"Background";s:414:"Surrogacy is one of the most popular ART methods which is used when a woman is not able to breed a fetus through pregnancy in her own uterus. Gestational surrogacy is approved by law and religion in Iran. Infertile couple's decisions between possible treatments are influenced by their knowledge and attitudes. The aim of this study is to compare knowledge and attitu...