1. Collin C, Wade DT, Cochrane GM. Functional outcome of lower limb amputees with peripheral vascular disease. Clin Rehabil 1992;6:13-21.
2. Pohjolainen T, Alaranta H. Predictive factors of functional ability after lower-limb amputation. Ann Chir Gynaecol 1991;80:36-39.
3. Putting feet first in diabetes. Lancet 2005;366:1674.
4. Grodstein F, Chen J, Wilson RS, Manson JE. Nurses' Health Study. Type 2 diabetes and cognitive function in community-dwelling elderly women. Diabetes Care 2001;24:1060-1065.
5. Sinclair AJ, Girling AJ, Bayer AJ. Cognitive dysfunction in older subjects with diabetes mellitus: impact on diabetes self-management and use of care services. All Wales Research into Elderly (AWARE) Study. Diabetes Res Clin Pract 2000;50:203-212.
6. Hamamura S, Chin T, Kuroda R, Akisue T, Iguchi T, Kohno H, Kitagawa A, Tsumura N, Kurosaka M. Factors affecting prosthetic rehabilitation outcomes in amputees of age 60 years and over. J Int Med Res 2009;37:1921-1927.
7. Nehler MR, Coll JR, Hiatt WR, Regensteiner JG, Schnickel GT, Klenke WA, Strecker PK, Anderson MW, Jones DN, Whitehill TA, Moskowitz S, Krupski WC. Functional outcome in a contemporary series of major lower extremity amputations. J Vasc Surg 2003;38:7-14.
8. Roberts TL, Pasquina PF, Nelson VS, Flood KM, Bryant PR, Huang ME. Limb deficiency and prosthetic management. 4. Comorbidities associated with limb loss. Arch Phys Med Rehabil 2006;87(3 Suppl 1):S21-S27.
9. Webster JB, Hakimi KN, Williams RM, Turner AP, Norvell DC, Czerniecki JM. Prosthetic fitting, use, and satisfaction following lower-limb amputation: a prospective study. J Rehabil Res Dev 2012;49:1493-1504.
10. IJzerman TH, Schaper NC, Melai T, Meijer K, Willems PJ, Savelberg HH. Lower extremity muscle strength is reduced in people with type 2 diabetes, with and without polyneuropathy, and is associated with impaired mobility and reduced quality of life. Diabetes Res Clin Pract 2012;95:345-351.
11. Kalyani RR, Tra Y, Yeh HC, Egan JM, Ferrucci L, Brancati FL. Quadriceps strength, quadriceps power, and gait speed in older U.S. adults with diabetes mellitus: results from the National Health and Nutrition Examination Survey, 1999-2002. J Am Geriatr Soc 2013;61:769-775.
12. Perry J, Schoneberger B. Chapter 4, Ankle foot complex. Gait analysis: normal and pathological function. Thorofare: Slack; 1992. p. 51-87.
13. Raya MA, Gailey RS, Fiebert IM, Roach KE. Impairment variables predicting activity limitation in individuals with lower limb amputation. Prosthet Orthot Int 2010;34:73-84.
14. Menz HB, Lord SR, St George R, Fitzpatrick RC. Walking stability and sensorimotor function in older people with diabetic peripheral neuropathy. Arch Phys Med Rehabil 2004;85:245-252.
15. Emam AA, Gad AM, Ahmed MM, Assal HS, Mousa SG. Quantitative assessment of posture stability using computerised dynamic posturography in type 2 diabetic patients with neuropathy and its relation to glycaemic control. Singapore Med J 2009;50:614-618.
16. Holt RI, de Groot M, Golden SH. Diabetes and depression. Curr Diab Rep 2014;14:491.
17. Schoppen T, Boonstra A, Groothoff JW, de Vries J, Goeken LN, Eisma WH. Physical, mental, and social predictors of functional outcome in unilateral lower-limb amputees. Arch Phys Med Rehabil 2003;84:803-811.
18. Houghton AD, Taylor PR, Thurlow S, Rootes E, McColl I. Success rates for rehabilitation of vascular amputees: implications for preoperative assessment and amputation level. Br J Surg 1992;79:753-755.
19. Munin MC, Espejo-De Guzman MC, Boninger ML, Fitzgerald SG, Penrod LE, Singh J. Predictive factors for successful early prosthetic ambulation among lower-limb amputees. J Rehabil Res Dev 2001;38:379-384.
20. Evans KK, Attinger CE, Al-Attar A, Salgado C, Chu CK, Mardini S, Neville R. The importance of limb preservation in the diabetic population. J Diabetes Complications 2011;25:227-231.
21. Miller PD. Chronic kidney disease and osteoporosis: evaluation and management. Bonekey Rep 2014;3:542.