Liver function tests. Liver function tests (LFTs or LFs) are groups of blood tests that give information about the state of a patient's liver.[1] These tests include prothrombin time (PT/INR), aPTT, albumin, bilirubin (direct and indirect), and others.
This is unusual since influenza is normally most deadly to the very young (under age 2) and the very old (over age 70). The total mortality of the 1918â1919 pandemic is not known, but it is estimated that 2.5% to 5% of the world's population was killed.
Spanish Flu Pandemic: 1918. More deadly than the World War unfolding alongside it, the virus wiped out America's young and healthy and, by the time our troops had carried it across the pond, took out 50 million people worldwide. The good news from the third of our 10 Worst Disasters of the Last 101 Years?