Cohort study

Discussion and Conclusion This population-based retrospective cohort study showed association between maternal smoking during pregnancy and low birth weight. The maternal age (25 years and younger) and (35 years and older) was significantly associated with LBW in our study and also similar findings were showed by Zheng et al. We found that the quantity of cigarettes smoked per day had a dose-dependent effect, whereby the infants of mothers who reported smoking more than 15 cigarettes a day during

Cohort Studies: Cohort studies have implications for accurate assessments of chikungunya disease burden, virus transmission, and blood transfusion risk. The first cohort study that was a retrospective cohort study involving 199 patients. These patients were to describe the frequency of the prolonged clinical symptoms of the infection and then measure the impact of the clinical symptoms on the overall quality of life and healthcare resources that were utilized in comparison with an unexposed population

Cohort Follow-up Studies – Cardiovascular Disease: Cardiovascular disease is the major cause of death and mortality across the globe, especially because of its increase in low and middle income countries. The disease is commonly referred to as heart disease since it’s a group of diseases that involve the heart, blood vessels or both. Generally, the disease involves abnormal functioning of the heart of blood vessels, which increases the risk of heart failure, heart attack, cardiac rhythm issues

STUDY 3: PROPENSITY SCORE MATCHING AND TIME-VARYING CONFOUNDING IN A STUDY OF STATINS AND THE RISK OF VENOUS THROMBOEMBOLISM Aims • To evaluate the association between statin use and the risk of VTE controlling for time-varying confounding. • To examine whether this association differs by body mass index (BMI) • To examine various characteristics of exposure including type of statin, dose of statin, and recency/duration of statin use in relation to VTE risk Study design This study will be a population-based

psychiatric communities (Source 4). An alarming trend has arisen in the past fifty years in America, depression rates have increased significantly for high school to college students. There is dispute over the exact magnitude of the increase, with some studies reporting a fifteen to twenty percent increase in

data was compared to data from 44,278 women who underwent the standard surgery to block (tie) their Fallopian tubes. According to the Safety and efficacy of hysteroscopic sterilization compared with laparoscopic sterilization: an observational cohort study, women who opted for Essure frequently had to have surgery regardless and their risk of needing a second procedure was substantially higher than it was for women who underwent

Use of Calcium Channel Blockers and Parkinson’s Disease19 The Pasternak et al publication was a Danish study that investigated the correlation between PD and CCB use via a retrospective cohort study using the Danish Civil Registration System, with an Oxford 2b level of evidence. The primary goal of this study was to determine if the incidence rate of PD in new users of DHPs differed significantly from those non-users, when studying the Danish population ≥45 years of age between January 1, 1998 and

Since the 1940s, the rate of deaths and cases of Tuberculosis (TB) has been decreasing in developed countries. However, the disease remains to be a major health challenge among developing countries, mostly from Asia and Africa. The disease is persistent in these areas due to lack of inadequate health facilities (Salinas et al., 2016). TB has been worsened by its strong association with HIV. The combination of the two diseases has led to TB drug resistance breeds that have become a threat to the

The psychiatric community does not fully understand how mental illness originates. This abstract will focus on how a humans very first interactions in the womb can influence the development of mental illness. Identifying how a women’s physical health and psychological distress can impact fetal behavior and development will help unfold the convoluted world of the origins of mental illness. The prenatal time is an essential time for neurobiological development. Although the fetus is safe from many

cannabis use and risk of incidence and persistence of psychotic symptoms: 10-year follow-up cohort study. BMJ,342 (mar01 1), d738-d738. http://dx.doi.org/10.1136/bmj.d738 Purpose: The purpose of this study was to determine whether the use of cannabis during adolescence increases the risk of psychotic symptoms. Methods: In a cohort study, data from the early developmental stages of psychopathology (EDSP) study were used to collect data on the incidence, prevalence, comorbidity, risk factors, a random