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.
Prompt treatment of cellulitis is important to prevent serious complications. If the bacteria infect deeper layers of skin, it may enter your bloodstream or lymph nodes. Repeat cases of cellulitis may damage your lymphatic drainage system and lead to chronic swelling of the affected limb.