In simple linear regression a single independent variable is used to predict the value of a dependent variable. In multiple linear regression two or more independent variables are used to predict the value of a dependent variable. The difference between the two is the number of independent variables.
Watching for Systemic Symptoms. 1  1. Watch from swollen glands. Serious cases of cellulitis will spread beyond the initially infected region to become systemic and impact the rest of the body. 2  2. Notice if you experience fever and/or chills.
According to the Mayo Clinic, cellulitis can become life-threatening when not immediately treated with antibiotics. It can spread from the skin's surface to one's lymph nodes and bloodstream. Find tips to tell if your nail salon is clean and safe here.