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v. re·gressed, re·gressing, re·gresses
To have a tendency to approach or go back to a statistical mean. Psychology
To induce a state of regression in: techniques to regress a patient under hypnosis.

re·gres′sor n.


Cardiology A clinical trial–Regression Growth Evaluation Statin Study of the effect of pravastatin on progression or regression of CAD in symptomatic ♂ with hypercholesterolemia. See Lipid-lowering therapy, Pravastatin. Cf MAAS, PLAC I, PLAC II, 4S.
References in periodicals archive ?
There were no modifying effects of chronic bronchitis in models regressing the mean heart rate (no lag) on the two P[M.sub.2.5] exposure metrics or any of the six metals.
In addition, as stated by the authors, several experimental models have provided data demonstrating the possibility of regressing cirrhosis in animal models.
The most significant finding was evidence of programmed cell death in the regressing mandibles of presoldiers.