Glossary Term
Odds Ratio
The ratio of the odds of an event occurring in one group to the odds of it occurring in another group, or to a sample-based estimate of that ratio.
Loading
Search products, companies, tests, and guides — go from query to quote request in one place.
Glossary Term
The ratio of the odds of an event occurring in one group to the odds of it occurring in another group, or to a sample-based estimate of that ratio.
Glossary Term
A DNA polymer made up of a small number of nucleotides.
Glossary Term
Short DNA oligonucleotide chains used to prime DNA (and in some cases RNA) synthesis.
Tests
Opioid testing looks for opioids in a sample of your urine (pee), blood, saliva (spit), hair, or sweat.
Article
Research record from Int J Dermatol, 2026-07-18. PMID 42470253.
Tests
Osmolality tests measure the amount of certain substances in your blood, urine, or stool (poop). The tests can show how your kidneys are working and whether you have an unhealthy fluid balance .
Glossary Term
An observation in a data set that is numerically distant from the rest of the data.
Tests
An ova and parasite test looks for intestinal parasites and their eggs (ova) by checking a sample of your stool (poop) under a microscope. The test is also called an O&P.
Glossary Term
A measure of the probability that a result happened by chance. The lower the p-value, the more likely it is that the result was caused by phenomenon of interest.
Tests
A parainfluenza test checks a fluid sample from your nose or lungs for the four types of parainfluenza viruses (also called human parainfluenza viruses, or HPIVs). These viruses are a common cause of respiratory (breathing) illnesses, especially in spring, summer, and fall.
Indicators
Parathyroid hormone (115 aa, ~13 kDa) is encoded by the human PTH gene. This protein is involved in the modulation of calcium ion and phosphate concentration in the blood.
Tests
This test measures the level of parathyroid hormone (PTH) in your blood. PTH, is made by your parathyroid glands . They are four pea-sized glands in your neck.