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Cohort studies are observational analytical studies and are placed just below randomized controlled trials in the hierarchy of scientific evidence. They are also called longitudinal studies and can be prospective, retrospective or ambidirectional.
Pankajakshan Vijayanthi Indu +1 more
doaj +1 more source
Dietary Phytoestrogen Intake and The Risk of Endometriosis in Iranian Women: A Case-Control Study [PDF]
Background Endometriosis is an important gynecologic disease affecting reproductive-age women. Based on the effect of phytoestrogens on inflammatory, immunological and hormonal factors, limited studies have suggested that phytoestrogen consumption ...
Samaneh Youseflu +3 more
doaj +1 more source
Clinical research is about asking and answering questions. Before solutions relevant to clinical problems can be sought, clinicians must frame questions in ways that are answerable using the methods of clinical research.
Sonia Rodríguez-Ramírez +4 more
doaj +1 more source
Risk Factors and Protective Factors for COVID-19 Infection among Patients Visiting University Health Centre of Vadodara District: A Case Control study [PDF]
Introduction: Identification of risk factors and protective factors of COVID-19 can help in controlling the disease in healthcare and the community.
Reetika Ranjan +2 more
doaj +1 more source
Pre-illness isoflavone consumption and disease risk of ulcerative colitis: a multicenter case-control study in Japan. [PDF]
Previous studies have suggested that estrogens play a role in the development of ulcerative colitis (UC). Because isoflavones have a similar structure to 17β-estradiol, dietary consumption of isoflavones may have similar influences on the development of ...
Satoko Ohfuji +8 more
doaj +1 more source
Association of Maternal Hyperhomocysteinemia with Preeclampsia: A Hospital Based Case-Control Study
Introduction: Preeclampsia is among the leading causes of feto-maternal morbidity and mortality throughout the world, especially in developing countries like Pakistan.
Zoofishan Qureshi +4 more
doaj +1 more source
Objective: To provide a scientific basis for identifying the causes of an outbreak and providing preventive and control measures to prevent the recurrence of similar outbreaks. Study design: A case-control study.
Tian Ren +6 more
doaj +1 more source
Fungal Osteomyelitis of Cuboid Bone Case Report with Literature Review [PDF]
Background: Chronic osteomyelitis with sinus formation of right cuboid bone has often been missed, which leads to the morbidity of the patient. Case description: Here, we present a case of a 29-year-old male with fungal involvement of the cuboid bone ...
Pradeep Choudhari +3 more
doaj +1 more source
Introduction: Components of the immune response have previously been associated with the pathophysiology of atopic dermatitis (AD), specifically the Human Leukocyte Antigen (HLA) Class II region via genome-wide association studies, however the exact ...
David J. Margolis +18 more
doaj +1 more source
Type 2 diabetes mellitus as a possible risk factor for myasthenia gravis: a case–control study
BackgroundA certain number of myasthenia gravis (MG) patients clinically had type 2 diabetes mellitus (T2DM) prior to MG onset, which suggests that the onset of MG may correlate with the history of T2DM.
Yu-Dong Liu +18 more
doaj +1 more source

