What is the difference between case series and cohort?

What is the difference between case series and cohort?

Case series study is descriptive only (no comparison group). It includes group of patients with certain disease or with abnormal sign and symptom. while cohort study include healthy people but they exposed to certain exposure and follow them for certain period to see if the outcome develop or not (incidence study).

What is the difference between a case report and a case series?

A case report is a detailed report of the diagnosis, treatment, response to treatment, and follow-up after treatment of an individual patient. A case series is group of case reports involving patients who were given similar treatment.

Is case-control and case series the same?

A case-series is just a series of cases. The difference between a retrospective case series and a retrospective case-control is that the case series lacks a control group. As such, it is a much weaker design than case-control.

What is the difference between case series and cross sectional study?

Cross sectional studies are used to determine prevalence. They are relatively quick and easy but do not permit distinction between cause and effect. Case controlled studies compare groups retrospectively. They seek to identify possible predictors of outcome and are useful for studying rare diseases or outcomes.

What defines a case series?

Definitions. According to the latest version of the Dictionary of Epidemiology, a case series is defined as “a collection of patients with common characteristics used to describe some clinical, pathophysiological or operational aspects of a disease, treatment or diagnostic procedures”.

What type of study is case series?

A case series (also known as a clinical series) is a type of medical research study that tracks subjects with a known exposure, such as patients who have received a similar treatment, or examines their medical records for exposure and outcome.

What are the advantages of case series?

The biggest advantage is that case series are feasible study designs, are easy to conduct and require less time and financial resources than randomised-controlled trials, case-control, or cohort studies. However, readers need to be conscientious of the inherent biases in case series, particularly selection bias.

How many cases are in a case series?

Both are seperate types of observational studies. A case report is the smallest publishable unit in the medical literature while a case-series is an aggregation of several similar cases. There is no defined limit for the smallest number of a case series. Some authors accepted even three cases to be a case series.

Are case series prospective?

Case series research is a descriptive study to present patients in their natural clinical setting. The case series can be retrospective or prospective and may be consecutive or nonconsecutive depending on whether all cases presenting to the reporting authors over a period were included, or only a selection [13].

What is case series study?

From Wikipedia, the free encyclopedia. A case series (also known as a clinical series) is a type of medical research study that tracks subjects with a known exposure, such as patients who have received a similar treatment, or examines their medical records for exposure and outcome.

What is case series study in epidemiology?

The Dictionary of Epidemiology defined a case series as – a collection of patients with common characteristics used to describe some clinical, pathophysiological or operational aspects of a disease, treatment or diagnostic procedures [2]. Case series is an observational, descriptive research design.

Is case series an original article?

Answer: A case report deals with actual cases. These are mostly published in psychology and medicine. A case report with a literature review cannot be considered as an original research article.

What is the difference between case control and cohort study?

On the other hand, a case-control study is a research design used by researchers where the research begins with an outcome to comprehend the cause. One key difference between cohort and case-control study is that the cohort study is prospective while the case-control study is retrospective.

What is the definition of case series?

Case series. A case series (also known as a clinical series) is a type of medical research study that tracks subjects with a known exposure, such as patients who have received a similar treatment, or examines their medical records for exposure and outcome.

What is a prospective case series?

A retrospective case series is the description of a group of cases with a new or unusual disease or treatment. With a case-control study, cases with and without the condition of interest are identified, and the degree of exposure to a possible risk factor is then retrospectively compared between the 2 groups.

What is a case report/case series?

A case report is a detailed report of the diagnosis, treatment, response to treatment, and follow-up after treatment of an individual patient. A case series is group of case reports involving patients who were given similar treatment. Case reports and case series usually contain demographic information about the patient (s), for example, age, gender, ethnic origin.