Survival in AAT according to FEV1

Two year mortality rate in patients with alpha-1 antitrypsin deficiency according to FEV1. Mortality rises dramatically when the FEV1 falls below 35 percent predicted.

FEV1: forced vital capacity in one second.

Redrawn from Seersholm N, Dirksen A, Kok-Jensen A, Eur Respir J 1994; 7:1985.

Graphic 81503 Version 2.0

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