“… 30–60 In North America, 12 additional studies were carried out (25.5%) 61–72 and only 4 studies took place in Asian countries (n=4; 8.5%). 73–76 A pharmaceutical intervention was the diabetes-related intervention being assessed in the largest number of studies (n=18; 38.3%), 30 , 33 , 35–38 , 41 , 42 , 48–53 , 56 , 57 , 59–61 , 71–73 followed by healthcare educational or behavioural programmes (including physical advisory and nutritional programmes). 31 , 32 , 34 , 39 , 43 , 45–47 , 54 , 63 , 65 , 67 , 76 Only one study assessed a surgical intervention aimed at treating painful diabetic peripheral neuropathy using Spinal Cord Stimulation (SCS).…”