Background Tuberculosis (TB) is the world's leading infectious cause of death.
Extrapulmonary TB accounts for 15% of TB cases, but the proportion is increasing, and over …

Screening tests are widely used in medicine to assess the likelihood that members of a
defined population have a particular disease. This article presents an overview of such tests …

Prediction models in health care use predictors to estimate for an individual the probability
that a condition or disease is already present (diagnostic model) or will occur in the future …

Objective Social media disorder (SMD) is an increasing problem, especially in adolescents.
The lack of a consensual classification for SMD hinders the further development of the …

Objective To systematically review methods developed and employed to evaluate the
diagnostic accuracy of medical test when there is a missing or no gold standard. Study …

Purpose This review characterizes empirically derived patterns of multiple (multi-) substance
use among adolescents. A secondary objective was to examine the extent to which mental …

Background The main objective of the current study was to gain insight into the
heterogeneity and profiles of depressive symptoms in Chinese individuals aged 45 and over …

Background Xpert MTB/RIF Ultra (Xpert Ultra) and Xpert MTB/RIF are World Health
Organization (WHO)‐recommended rapid nucleic acid amplification tests (NAATs) widely …

The statistical aspects of a systematic review of test accuracy are more challenging than
those for reviews of interventions. It is therefore recommended that review teams include an …

Abstract The Standards for the Reporting of Diagnostic Accuracy (STARD) statement, which
was recently updated to the STARD2015 statement, was developed to encourage complete …