A case–control study (also known as case–referent study) is a type of observational study in which two existing groups differing in outcome are identified...

A nested case–control (NCC) study is a variation of a case–control study in which cases and controls are drawn from the population in a fully enumerated...

analytic studies could be done to investigate possible causal factors. These can include case-control studies or prospective studies. A case-control study would...

in retrospective cohort studies, but only the odds ratio can be used in case-control studies. Although most case-control studies are retrospective, they...

each case. The process for selecting and matching cases is identical to a normal case control study. An example of a nested case-control study is Inflammatory...

only 2.6% of the population are diseased. Instead, one might use a case-control study in which all 26 diseased villagers are interviewed as well as a random...

The Case Study Houses were experiments in American residential architecture sponsored by Arts & Architecture magazine, which commissioned major architects...

Descriptive Case report Case series Population study 2. Analytical Cohort study Prospective cohort Retrospective cohort Time series study Case-control study Nested...

cross-sectional studies differ from case-control studies in that they aim to provide data on the entire population under study, whereas case-control studies typically...

epidemiological studies and interventions including clinical, case-control and cohort studies. Nutritional epidemiological methods have been developed to study the...

population-based case-control study in Italy found a non-significant positive association between drinking and CML. Hairy cell leukemia A study concluded, "There...

cohort studies are typically ranked higher in the hierarchy of evidence than retrospective cohort studies and can be more expensive than a case–control study...

descriptive study design; unlike studies that employ an analytic design (e.g. cohort studies, case-control studies or randomized controlled trials), case series...

unethical or logistically impossible in the surgical setting, case-controlled studies will be replaced. Besides being participants in a clinical trial...

"Recent upper respiratory tract infection and pityriasis rosea: a case-control study of 249 matched pairs". British Journal of Dermatology. 108 (5): 587–591...

obesity and the risk of LADA: results from a Swedish case–control study and the Norwegian HUNT Study". Diabetologia. 61 (6): 1333–1343. doi:10.1007/s00125-018-4596-0...

Statistics Case mix Cohort study Generational cohort National Longitudinal Surveys Prospective cohort study "Advantages and Disadvantages of Cohort Studies". sphweb...

(HS) compared to those without the condition, according to a recent case-control study. An analysis of the Explorys database revealed that pediatric patients...

contrast conspicuity for the motorcycle and rider." A New Zealand case-control study found that the population attributable risks were 33% for wearing...

"Food groups and risk of squamous cell carcinoma of the oesophagus: a case-control study in Uruguay". British Journal of Cancer. 89 (7): 1209–14. doi:10.1038/sj...

"Association of Androgenetic Alopecia with Metabolic Syndrome: A Case-control Study on 100 Patients in a Tertiary Care Hospital in South India". Indian...

disease, and 1,975 healthy control individuals, and from a replication study that comprised 1,234 cases and 4,779 healthy controls. Associations with polymorphisms...

in drinking water from ground sources, is a powerful teratogen. A case-control study in rural Australia that was conducted following frequent reports of...

infection, alcohol intake, and hepatolithiasis: a case-control study in Italy". Cancer Causes & Control. 12 (10): 959–64. doi:10.1023/A:1013747228572. PMID 11808716...

conducted a case-control study in Phoenix, Arizona, and found the first statistically significant link between aspirin use and Reye syndrome. Studies in Ohio...

Toxoplasma gondii infection in pregnancy. Results of a prospective case-control study in Norway". American Journal of Epidemiology. 144 (4): 405–412. doi:10...

swimming lessons in State College, PA 1984 In a 2009 retrospective case-control study that involved significant potential sources of bias, participation...

Toxoplasma gondii infection in pregnancy. Results of a prospective case-control study in Norway". American Journal of Epidemiology. 144 (4): 405–12. doi:10...

67-year-old "control" person. In case-control studies, matched variables most often are the age and sex. Drawback: Case-control studies are feasible only...

especially among youth. This study however found that overall suicide rates did not change significantly. A case-control study conducted in New Zealand found...