Jove
Visualize
Contact Us
JoVE
x logofacebook logolinkedin logoyoutube logo
ABOUT JoVE
OverviewLeadershipBlogJoVE Help Center
AUTHORS
Publishing ProcessEditorial BoardScope & PoliciesPeer ReviewFAQSubmit
LIBRARIANS
TestimonialsSubscriptionsAccessResourcesLibrary Advisory BoardFAQ
RESEARCH
JoVE JournalMethods CollectionsJoVE Encyclopedia of ExperimentsArchive
EDUCATION
JoVE CoreJoVE BusinessJoVE Science EducationJoVE Lab ManualFaculty Resource CenterFaculty Site
Terms & Conditions of Use
Privacy Policy
Policies

Related Concept Videos

Review and Preview01:10

Review and Preview

8.3K
In statistics, several tools are used to interpret the data. Measures of central tendency represent the characteristics of the data, such as mean, median, and mode. Additionally, measures of variance like standard deviation and range are used to find the spread of data from the mean. Relative standing measures the distance between data locations. Commonly used measures of relative standings are percentile, z score, and quartiles.
Percentiles are a type of fractile that partition data into...
8.3K
Review and Preview01:13

Review and Preview

10.9K
Data are individual items of information obtained from a population or sample. Data may be classified as qualitative (categorical), quantitative continuous, or quantitative discrete. Because it is not practical to measure the entire population in a study, researchers use samples to represent the population. A random sample is a representative group from the population chosen by using a method that gives each individual in the population an equal chance of being included in the sample. Random...
10.9K
Random and Systematic Errors01:20

Random and Systematic Errors

14.7K
Scientists always try their best to record measurements with the utmost accuracy and precision. However, sometimes errors do occur. These errors can be random or systematic. Random errors are observed due to the inconsistency or fluctuation in the measurement process, or variations in the quantity itself that is being measured. Such errors fluctuate from being greater than or less than the true value in repeated measurements. Consider a scientist measuring the length of an earthworm using a...
14.7K
Systematic Sampling Method01:17

Systematic Sampling Method

12.7K
Sampling is a technique to select a portion (or subset) of the larger population and study that portion (the sample) to gain information about the population. Data are the result of sampling from a population. The sampling method ensures that samples are drawn without bias and accurately represent the population. Because measuring the entire population in a study is not practical, researchers use samples to represent the population of interest.
Systematic sampling is one of the simplest methods...
12.7K
Propagation of Uncertainty from Systematic Error01:10

Propagation of Uncertainty from Systematic Error

1.4K
The atomic mass of an element varies due to the relative ratio of its isotopes. A sample's relative proportion of oxygen isotopes influences its average atomic mass. For instance, if we were to measure the atomic mass of oxygen from a sample, the mass would be a weighted average of the isotopic masses of oxygen in that sample. Since a single sample is not likely to perfectly reflect the true atomic mass of oxygen for all the molecules of oxygen on Earth, the mass we obtain from this...
1.4K
Systematic Error: Methodological and Sampling Errors01:15

Systematic Error: Methodological and Sampling Errors

10.0K
In the case of systematic errors, the sources can be identified, and the errors can be subsequently minimized by addressing these sources. According to the source, systematic errors can be divided into sampling, instrumental, methodological, and personal errors.
Sampling errors originate from improper sampling methods or the wrong sample population. These errors can be minimized by refining the sampling strategy. Defective instruments or faulty calibrations are the sources of instrumental...
10.0K

You might also read

Related Articles

Articles linked to this work by shared authors, journal, and citation graph.

Sort by
Same author

Ipseity-Disturbance and the Nature of Self-Disorder in Schizophrenia: Clarifying Conceptual and Empirical Foundations (a Constructive Reply to Feyaerts and Sass).

Schizophrenia bulletin·2026
Same author

Basic Self-disorders Across Psychiatric Diagnoses and Risk Syndromes: An Updated Meta-analysis.

Schizophrenia bulletin·2026
Same author

Long-term diagnostic and social outcomes after first psychiatric hospitalization.

European psychiatry : the journal of the Association of European Psychiatrists·2026
Same author

Diazepam modulates anterior cingulate glutamate levels in people at clinical high-risk for psychosis.

The international journal of neuropsychopharmacology·2025
Same author

A single dose of cannabidiol modulates the relationship between hippocampal glutamate and learning-related prefrontal activation in individuals at Clinical High Risk of Psychosis.

Psychiatry research. Neuroimaging·2025
Same author

Clinical Activity and Psychopathological Knowledge Are Related to Real-World Performance of Leading International Psychiatrists in Diagnosing Schizophrenia Spectrum Disorders.

Psychopathology·2025

Related Experiment Video

Updated: Jan 25, 2026

Author Spotlight: Demonstrating Systematic Endobronchial Ultrasound to New Endoscopists
05:22

Author Spotlight: Demonstrating Systematic Endobronchial Ultrasound to New Endoscopists

Published on: August 11, 2023

2.8K

Transdiagnostic psychiatry: a systematic review.

Paolo Fusar-Poli1,2,3, Marco Solmi1,4, Natascia Brondino3

  • 1Early Psychosis: Interventions and Clinical-detection (EPIC) Lab, Department of Psychosis Studies, Institute of Psychiatry, Psychology & Neuroscience, King's College London, London, UK.

World Psychiatry : Official Journal of the World Psychiatric Association (WPA)
|May 7, 2019
PubMed
Summary
This summary is machine-generated.

Transdiagnostic research, aiming to improve mental disorder classification and treatment, has not yet delivered a paradigm shift. This review found methodological inconsistencies and limited innovation, suggesting future research needs clearer guidelines.

Keywords:
Transdiagnosticanxietybibliometric analysisclassificationconceptual analysisdepressiondiagnosispsychosisrecommendations

More Related Videos

Author Spotlight: Learning Systematic Bronchoscopy in a Simulation-Base Setting
04:47

Author Spotlight: Learning Systematic Bronchoscopy in a Simulation-Base Setting

Published on: June 23, 2023

3.5K
Reporter-based Growth Assay for Systematic Analysis of Protein Degradation
07:47

Reporter-based Growth Assay for Systematic Analysis of Protein Degradation

Published on: November 6, 2014

11.1K

Related Experiment Videos

Last Updated: Jan 25, 2026

Author Spotlight: Demonstrating Systematic Endobronchial Ultrasound to New Endoscopists
05:22

Author Spotlight: Demonstrating Systematic Endobronchial Ultrasound to New Endoscopists

Published on: August 11, 2023

2.8K
Author Spotlight: Learning Systematic Bronchoscopy in a Simulation-Base Setting
04:47

Author Spotlight: Learning Systematic Bronchoscopy in a Simulation-Base Setting

Published on: June 23, 2023

3.5K
Reporter-based Growth Assay for Systematic Analysis of Protein Degradation
07:47

Reporter-based Growth Assay for Systematic Analysis of Protein Degradation

Published on: November 6, 2014

11.1K

Area of Science:

  • Psychiatry
  • Psychology
  • Mental Health Research

Background:

  • Current psychiatric classification relies on ICD/DSM categorical diagnoses, with questionable utility.
  • Transdiagnostic approaches offer a promising alternative to improve mental disorder classification and treatment.

Purpose of the Study:

  • To systematically review self-defining transdiagnostic research and assess its alignment with high expectations.
  • To explore the empirical, bibliometric, and conceptual characteristics of transdiagnostic research.

Main Methods:

  • Systematic literature search of Web of Science for studies with "transdiagnostic" in the title up to May 2018.
  • Extraction of empirical variables, complemented by bibliometric and conceptual analysis of 111 included studies.

Main Results:

  • Most studies focused on interventions, cognition, and neuroscience, with methodological inconsistencies and low study quality.
  • Limited external replication and a tendency to test features within existing diagnoses rather than new classification systems.
  • Research predominantly focused on anxiety and depressive disorders, often rediscovering existing concepts with conceptual biases.

Conclusions:

  • Transdiagnostic approaches have not yet yielded a credible paradigm shift impacting classification or clinical care.
  • Methodological inconsistencies, limited innovation, and conceptual biases hinder the field's progress.
  • Recommendations are proposed to guide future transdiagnostic research for greater impact.