Keywords: case–control study, diet, ovarian cancer, risk factors ovarian cancer is the seventh most common cancer in women and the leading cause of death among gynecological cancers ( kristensen and trope, 1997 . Univariable ors and 95% cis relating glioma risk and fourth-quartile exposure to yellow–orange vegetables adjusted for age at diagnosis and sex, overall and by study center, international collaborative case–control study of diet and adult brain tumor risk sizes of boxes representing ors are proportional to inverse variances of risk estimates.
Diet plausibly has a role in the aetiology of endometriosis through effects on steroid hormone levels however, few published studies have examined the diet and endometriosis risk we evaluated dietary risk factors for endometriosis in a population-based case–control study. We investigated the various dietary risk factors for urinary stone formation in korean people materials and methods: we conducted a prospective case-control pilot study a total of 27 patients newly diagnosed with uro.
This case-control study investigated the effects of total dietary carotenoids, dietary carotenoid subclasses (α-carotene, β-carotene, β-cryptoxanthin, lutein/zeaxanthin, and lycopene), and foods contributing to the dietary intake of each carotenoid on the risk of gc. The major dietary change in this case was decreasing caloric intake through portion control for many patients, dietary intervention must also focus on reducing dietary fat intake, although for lh, dietary fat intake was within recommended levels. Dietary iron, ‘mate’ intake and breast cancer risk: a case-control study in uruguay alvaro l ronco 1,2,3 juan m calderon 3 edison espinosa 3 1 unit of oncology and radiotherapy, pereira rossell women’s hospital, uruguay 2 school of medicine, claeh university, uruguay 3 biomedical sciences center, university of montevideo, uruguay. In our case-control study, we found no association between dietary intake of carotenoids and risk of cc in males and females considered together men and women were considered separately in multivariate models and there was no evidence of association between dietary intake of carotenoids and risk of cc. Since no epidemiologic research has still addressed possible associations of bc with ‘mate’ and dietary iron, we performed the present study methods: a case-control study was performed on 572 bc cases and 1707 controls, using a specific questionnaire with a food frequency questionnaire (64 items) including infusions as tea, ‘mate’ and coffee controls were age-frequency matched to cases.
However, given the improving food availability and changing dietary patterns in china, further study of dietary and nutritional risk factors for pancreatic cancer appears warranted dietary factors and the risk of pancreatic cancer: a case-control study in shanghai china | cancer epidemiology, biomarkers & prevention. An alternative which avoids this difficulty is the case-control or case-referent design in a case-control study patients who have developed a disease are identified and their past exposure to suspected aetiological factors is compared with that of controls or referents who do not have the disease (but not of attributable risks) allowance.
A few dietary studies have found elevated testicular cancer risks for higher red meat, fat, and milk intakes and lower intakes of fruits, vegetables, and fiber because hormonal modulation by dietary intake of plant estrogens could affect risk of testicular cancer, we chose to explore the possible relationship between dietary phytoestrogens and testicular cancer. We assessed the association of ovarian cancer with dietary factors in a population-based case-control study in canada diet information was collected on 442 incident cases of ovarian cancer diagnosed in 1994 to 1997 and 2,135 population controls via a self-administered questionnaire.
Some studies show a dose-dependent inverse association between colorectal adenoma risk and dietary intake of fiber but other studies suggest that the protective effect associated with dietary fiber is evident in women or for large (1 case-control study case-control studies start with the outcome of interest, for example, a disease, and. To assess the strength of the association between intakes of foods and risk of colorectal cancer, crude odds ratios (ors) were calculated with 95 % confidence intervals patients and controls were compared according their dietary intakes in a case-control study.
Most of the participants in both groups had received a low level of education (case = 612% control = 508%) and had a low family income (case = 836% control = 887%) of the total in both the groups, 703% of patients in the case group were smokers compared with 322% in the control group. Journal of diabetes research is a peer-reviewed, open access journal that publishes research articles, review articles, and clinical studies related to type 1 and type 2 diabetes the journal welcomes submissions focusing on the epidemiology, etiology, pathogenesis, management, and prevention of diabetes, as well as associated complications, such as diabetic retinopathy, neuropathy and nephropathy.
To examine the effects of diet on this cancer, a population-based case-control study was conduct cases (n = 451) were permanent residents of shanghai, 30-74 years of age, newly diagnosed with pancreatic cancer between october 1, 1990 and june 30, 1993. —to identify dietary risk factors for sporadic listeriosis design —case-control study with blinded telephone interviews setting —multistate population of 18 million persons, november 1988 through december 1990 participants. Case-control study of dietary pattern and other risk factors for gastric cancer ali nemati 1,2, reza mahdavi3 , abbas naghizadeh baghi2 1a student research committee b department of biochemistry & diet therapy, faculty of health and nutrition, tabriz university of medical sciences, tabriz, iran 2.