Baseline Range
Probabilities    
Diabetic Neuropathy No Ulcers
p_DN
0.7 0.55-0.85
Diabetic Neuropathy Ulceration
p_DNUlc
0.3 0.15-0.4
Diabetic Neuropathy  Re-Ulceration
p_DNreUlc
  0.5-0.6
Diabetic Neuropathy Amputation
p_DNAmp
0.05 0.02-0.15
Diabetic Neuropathy , Surgery, PostOp Complications
p_SxComp
0.15 0.10-0.20
Diabetic Neuropathy , Surgery, No PostOp Complications
p_DNSx
0.85 0.8-0.9
Diabetic Neuropathy , Surgery, Ulcer
p_DNSxUlc
0.02 0-0.04
Diabetic Neuropathy , Surgery,  Amputation
p_DNSxAmp
0.015 0-0.03
Utilities*    
Diabetic Neuropathy , Ulcer free
U_DN
0.84 0.81-0.87
Diabetic Neuropathy , Ulcer
U_DNUlc
0.75 0.71-0.79
Diabetic Neuropathy , Amputation
U_DNAmp
0.68 0.63-0.72
Diabetic Neuropathy, Surgery,  No PostOp Complications,  Ulcer free
U_DNSx
0.89 0.79-0.99
Diabetic Neuropathy, Surgery,  No PostOp Complications,  Ulcer
U_DNSxUlc
0.79 0.69-0.89
Diabetic Neuropathy, Surgery,  No PostOp Complications,   Amputation
U_DNSxAmp
0.71 0.61-0.81
Diabetic Neuropathy, Surgery, PostOp Complications,  Ulcer free
U_DNSxComp
0.81 0.71-0.91
Diabetic Neuropathy, Surgery, PostOp Complications,  Ulcer
U_DNSxCompUlc
0.72 0.62-0.82
Diabetic Neuropathy, Surgery, PostOp Complications,  Amputation
U_DNSxCompAmp
0.65 0.55-0.75
DisUtility, reduction for surgical procedure .03  
Utility, increase for post surgery (non-complication) symptom improvement 10%  
*Baseline and range utility values are calculate estimations adapted from literature
Table 1: Variables used in decision analysis- Baseline values and ranges.