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Table 5 PEDIS classification grades of infection

From: Characteristics of non-diabetic foot ulcers in Western Sydney, Australia

Grades of infection Total participants (N = 202)
Grade 1 No symptoms or signs 124 (61.1 %)
Grade 2 Inflammation of skin/subcutaneous tissues only 44 (21.7 %)
Grade 3 Extensive erythema deeper (>2 cm) than skin/subcutaneous tissues 24 (11.8 %)
Grade 4 Systemic inflammatory response syndrome 2 (1.0 %)
Missing data 9 (4.4 %)