Meta-analysis of diagnostic test accuracy studies is an increasingly pivotal approach in evidence-based medicine, enabling the synthesis of data from multiple investigations to assess the performance ...

Twenty years ago, the mapping of the human genome promised new opportunities for genomic or genetic tests to predict, prevent and even treat disease, tailored to specific patient sub-populations. For ...

A polymerase chain reaction (PCR) test detects genetic material from a pathogen or abnormal cell sample. Ways of collecting samples include a nasal swab, a saliva swab, or taking a sample of blood.

Over the past four years, many of us have become accustomed to a swab up the nose to test for COVID-19, using at-home rapid antigen tests or the more accurate clinic-provided PCR tests with a longer ...

PCR is a mainstay in diagnostics, but whether a sample is collected at a clinic or at home, such tests require sending a sample to a lab and then waiting for results. A new FDA authorized ...