From: Urinary epidermal growth factor as a marker for lupus nephritis: clinical, laboratory, and histopathological study
Percent (%) of patients
Urinary EGF (mean±SD)
Class I
3.4
32±17.8
Class II
60.3
33±29
Class III
22.4
27.3±16
Class IV
10.3
11.7±4.9
Class V
13.4±5.7