from 0 to 4 as follows: 0 = no macroscopic signs of arthritis; 1 = swelling of one group of joints (namely, wrist or ankle joints); 2 = two groups of swollen joints; 3 = three groups of swollen joints; 4 = swelling of the entire paw.
from 0 to 4 as follows: 0 = no macroscopic signs of arthritis; 1 = swelling of onegroup of joints (namely, wrist or ankle joints); 2 = two groups of swollen joints; 3 = three groups of swollen joints; 4 = swelling of the entire paw.