Figure 1
From: Prediction of peak pressure from clinical and radiological measurements in patients with diabetes
![Figure 1](http://media.springernature.com/full/springer-static/image/art%3A10.1186%2F1472-6823-8-16/MediaObjects/12902_2008_Article_55_Fig1_HTML.jpg)
Proportions of callus formation score, as a percentage, for patients with and without neuropathy. None = no thickening of keratin layer, Grade 1 = Distinct area with minimal thickening of keratin layer, Grade 2 = moderate thickening of keratin layer, Grade 3 = marked thickening of keratin layer. MT = metatarsal, PNP - = without neuropathy, PNP + = with neuropathy.