Browsing Public Health Sciences, Department of by Title
Now showing items 164-183 of 209
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Quadrivalent HPV vaccine and the risk of type 1 diabetes mellitus in grade 8 girls: A population based cohort study
(2012-05-29)Background: Vaccines have been hypothesized in the etiology of autoimmune diseases including type 1 diabetes. There are cases of diabetes reported in the Vaccine Adverse Event Reporting System (VAERS) following the ... -
Randomized Trial for a Mobile Health Approach to Increase Uptake of Cervical Cancer Screening in Tanzania
(2016-10-01)Background: Largely due to low availability and uptake of screening in low- and middle-income countries, cervical cancer is the second ranked cancer among women in these countries. This is a tragedy because cervical cancer ... -
Receipt of Cardiac Care Following Hospitalization for an Acute Myocardial Infarction for Individuals With a History of Depression or Schizophrenia
(2012-01-26)Background: The goal of this study was to improve upon methodological limitations of previous studies to determine the existence and source of differences in the cardiac care of individuals with a history of depression or ... -
Recreational use of prescription medications among Canadian young people: Identifying demographic and geographic disparities
(2013-10-02)BACKGROUND: The nonmedical use of prescription medications among young people has escalated substantially in recent years. Certain subgroups of adolescents are at greater risk than others, including rural youth, however ... -
Reduction in Mortality Risk With Opioid Agonist Therapy: a Systematic Review and Meta‐Analysis
(Wiley, 2019)Introduction Opioid agonist therapies are effective medications that can greatly improve the quality of life of individuals with opioid use disorder. However, there is significant uncertainty about the risks of cause‐specific ... -
The Relationship between In-School Physical Activity and Life Satisfaction, Self-Rated Health, Academic Performance, and Out-of-School Physical Activity: A Canadian Study
(2011-01-25)The growing prevalence of childhood and adolescent physical inactivity and obesity are major concerns in Canada. Physical activity promoted within schools should be seen as a way to address these problems, since the majority ... -
Relationships between income inequality and health: an ecological Canadian study.
(2008-09-17)Abstract Background: Many studies have demonstrated that health is a function of relative and not absolute income within populations. Canadian studies are not conclusive. There is a need for further investigation ... -
Risk Factors for Mental Health Concerns and Seizures in Pre-teens and Adolescents with Autism Spectrum Disorder (ASD)
(2013-10-15)Objectives: The purpose of this thesis was to identify risk factors for the development of mental health concerns in pre-teens and adolescents with Autism Spectrum Disorder (ASD), and in particular the role of early childhood ... -
The Risk of Miscarriage Following Immunization of the Bivalent Human Papillomavirus (HPV) - 16/18 Vaccine: a Bayesian Approach
(2013-01-31)Background: Cervarix is a prophylactic vaccine used in preventing cervical cancer associated with human papillomavirus types 16/18. A previous study that investigated the risk of miscarriage associated with this bivalent ... -
The Risk of Serious Respiratory-Related Events Following Immunization with the Quadrivalent Human Papillomavirus (qHPV) Vaccine: The Ontario Grade 8 HPV Vaccine Cohort Study
(2014-04-17)Background: The qHPV vaccine has the potential to significantly reduce the burden of HPV-related diseases, including cervical cancer. However, a recent systematic review of clinical trials has suggested that the risk of ... -
Risk-Taking Behaviour and School Injury in Canadian Adolescents
(2015-07-07)Background: Adolescent school injuries are common and often result in serious consequences. Problem risk behaviours are known causes of injury and interventions have targeted these independent behaviours with modest success ... -
The role of dietary exposure to heterocyclic aromatic amines and genetic susceptibility in colorectal adenoma etiology
(2014-04-28)Background: Meat consumption is associated with an elevated risk of colorectal cancer (CRC); exposure to heterocyclic aromatic amines (HAAs), carcinogens produced when meat is cooked at high temperatures, is one hypothesized ... -
The Role of Ultraviolet Radiation in the Development of Skin Cancer and Non-Hodgkin Lymphoma in Canada
Background: Exposure to ultraviolet radiation (UVR) is an established cause of melanoma and non-melanoma skin cancer (NMSC) and moderate exposure is hypothesized to be protective against some non-cutaneous cancers, including ... -
School and neighbourhood recreational environments and their impact on physical activity participation among Canadian youth
(2008-05-27)Background: Less than half of Canadian youth meet recommended levels of physical activity. This is of concern given the health burden associated with physical inactivity. With the limited success of physical activity ... -
Selective serotonin reuptake inhibitors (SSRIs) and breast cancer : a record linkage study
(2008-01-09)Evidence suggests that selective serotonin reuptake inhibitors (SSRIs, a class of antidepressant medications) may contribute to increased breast cancer risk by stimulating the secretion of prolactin, a potential tumour ... -
Severe nutritional complications after bariatric surgery
Background: Severe post-operative malnutrition after bariatric surgery is believed to be very rare, but little is known about its incidence and risk factors. Post-surgical follow-up attendance at a bariatric centre reduces ... -
Shift Work and Cortisol Production Among Female Hospital Employees
(2015-09-12)Background: Shift work is associated with an increased risk for cardiovascular diseases (CVD). This thesis focuses on the potential disruption of cortisol production by shift work, a proposed underlying pathway to ... -
Shift Work Patterns and Epithelial Ovarian Cancer Risk
Background/Rationale: Working in non-standard shifts (i.e. nights, evenings) can disrupt circadian function, and this disruption can influence hormone levels that may affect ovarian cancer risk. Few studies have examined ... -
Shift work, sleep quality, and hypertension among working adults in Ontario
Background: The epidemiological evidence supporting an association between shift work, and cardiovascular diseases and hypertension is growing. However, few population-based studies have explored the relationship between ... -
Shiftwork, sleep disturbance and the metabolic syndrome among female hospital workers
(2016-08-26)Background: Shiftwork is associated with increased sleep disturbance and cardiovascular and metabolic disease risk. This thesis will focus on shiftwork-related sleep disturbance and the potential mediating role of reduced ...