Category Risk profile Check up frequency
1 No sensory neuropathy Once a year
2 Sensory neuropathy Once every 6 months
3 Sensory neuropathy and signs of
peripheral vascular disease and/or foot deformities
Once every 3 months        
4 Previous ulcer Once every 1-3 months
Where n = number of patients (Data are in %)
Figure 1: Percentage ratio of patients suffering from different foot disorders.