Hillel Vardi

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OBJECTIVE To compare the obstetric characteristics of singleton pregnancies conceived by IVF and ovulation induction with those conceived spontaneously. DESIGN Case-control study. SETTING Tertiary care medical center. PATIENT(S) All singleton pregnancies that were achieved by IVF (n = 169) and ovulation induction (n = 646) and were delivered from(More)
BACKGROUND & AIMS Economic analysis in chronic diseases is a prerequisite for planning a proper distribution of health care resources. We aimed to determine the cost of inflammatory bowel disease, a lifetime illness with considerable morbidity. METHODS We studied 1321 patients from an inception cohort in 8 European countries and Israel over 10 years. Data(More)
BACKGROUND Israel is in the Mediterranean basin, but its population immigrated mostly from Europe, Asia, and Africa. We surveyed the adherence of the Israeli Jewish population to Mediterranean Diet (MD) and its association with cardiovascular disease. METHODS We studied a random sample of Jewish adults, aged 35+ using a 24-h recall questionnaire. A MD(More)
BACKGROUND/OBJECTIVES The Mediterranean diet (MEDDIET) has been shown to be related to longevity. This study aimed to determine the association between adherence to MEDDIET and physical function of older adults in the United-States and Israel. METHODS Data from the US National Health and Nutrition Survey (NHANES) 1999-2002 and from the Israeli National(More)
BACKGROUND No direct comparison of health care cost in patients with inflammatory bowel disease across the European continent exists. The aim of this study was to assess the costs of investigations and treatment for diagnostics and during the first year after diagnosis in Europe. METHODS The EpiCom cohort is a prospective population-based inception cohort(More)
OBJECTIVE To investigate the clinical significance of polyhydramnios as a predictor of perinatal death and intrapartum morbidity in patients with preterm delivery. STUDY DESIGN The study population consisted of 4211 patients with singleton gestation, intact membranes and preterm delivery (< 37 weeks). Two groups were identified and compared according to(More)
The Food Frequency Questionnaire (FFQ) is one of the most commonly used methods in epidemiological studies to assess long-term nutritional exposure. The purpose of this study is to develop a general FFQ for the Israeli population and present the procedures undertaken to select foods to be included in a questionnaire for a multiethnic population. Random(More)
The traditionally semi-nomadic Bedouin Arabs in Israel are undergoing urbanisation with concurrent lifestyle changes, including a shift to using unfortified white-flour bread instead of wholewheat bread as the main dietary staple. We explored associations between the transition from wholewheat to white-flour bread and (1) lifestyle factors, (2) overall diet(More)
OBJECTIVE Multiple pregnancy is one of the major risk factors for preterm births. The aim of the present study was to compare perinatal outcome and peripartum complications between twins and singletons, born preterm. STUDY DESIGN The study population consisted of preterm deliveries of 435 pairs of twins (870 neonates) and the comparison group included(More)
OBJECTIVE To identify risk factors for recurrent preterm delivery among primiparous women with previous preterm delivery. STUDY DESIGN A retrospective case-control study was designed: 152 primiparous women who delivered preterm (22-36 weeks) were divided into two groups: 81 had a second preterm delivery (study group) and 71 had a second-term delivery(More)