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Table 2 Demographic information

From: A systematic review describing incidence rate and prevalence of dysvascular partial foot amputation; how both have changed over time and compare to transtibial amputation

Author   Partial foot amputation Transtibial amputation A B C D E F G H I J K L M O
Years (n) DM Male Age (n) DM Male Age
(%) (%) M(SD) (%) (%) M(SD)
Almaraz et al. [39] 9 7007 73a 66a 68.6(11.5)a           X         
Alvarsson et al. [52] 6 46 76 55a 81a 109 62 55^ 81^       X     X   X   X
Buckley et al. [50] 5 NR 54a NR NR                   
Canavan et al. [43] 5b NR 49a 66a 73% < 60      X   X    X        X X
Davis et al. [36] 9 43 100 59c 66.8(9.3) 13 100 59c 66.8(9.3)      X X X X X X X X   X
Dillingham et al. [48] 12 8684d 43a 54a 67.7(14.7)a 6883 43a 54a 67.7(14.7)a X      X X        X
Feinglass et al. [13] 18 5733e 80 65 64.9(12.9) 14,801 70 56 68.8(12.8) X X     X         X
Kennon et al. [51] 5 1023 NR NR NR                   
Krishnan et al. [44] 11 NR NR NR 70.7a                   
Kurowski et al. [38] 11 3796 64a 66a 65a      X    X   X   X X   X X   X
Lai et al. [53] 11 776 100 NR NR                   
Lazzarini et al. [37] 6 3009 100 71 64(median)                   
Lombardo et al. [9] 8 51,253 68a NR 71.1(11.1)f                   
Lopez-de-Andres et al. [41] 7 46,536 80 74 66.9(14.6)           X         
Lopez-de-Andres et al. [42] 11 73,302 75 75 66           X X        
Rayman et al. [45] 3 34 100 NR NR                   
Rubio et al. [40] 11 248 73 69g 71g                   
Sandnes et al. [49] 14 4434 66 61 66(15.5)           X X     X    
Valabhji et al. [46] 5 34 NR 76 68(11)           X     X X X   
Vamos et al. [47] 10 Sh Sh Sh Sh       X     X         
Vamos et al. [7] 5 Sh Sh Sh Sh       X     X         
Ziegler-Graham et al. [2] 1 NR NR NR NR                   
  1. Years years included in timeseries; DM diabetes mellitus; M(SD) mean (standard deviation); PFA partial foot amputation; TTA transtibial amputation; NR not reported; A race/ethnicity; B sociodemographic: include education level, relationship status, employment status, residential status, geographic region, economic status; C tobacco use; D other lifestyle behaviors include alcohol use and malnutrition; E BMI: body mass index, F diabetes, G comorbidities include the Charlson comorbidity index, frequency of comorbidities and the Anesthesiology Association of America Physical Status scale; H blood pressure; I other blood flow/pressure issues: include missing pulses, ankle brachial index, Doppler for ankle blood pressure; J coronary artery disease or cerebrovascular accident; K other cardiovascular problems include cardiovascular disease, myocardial infarct, heart attack, peripheral arterial disease, peripheral vascular disease, and chronic obstructive pulmonary disease; L renal issues include nephropathy, renal dialysis, chronic renal failure, renal insufficiency, and end-stage renal disease; M reamputation; O other includes ulcer, diabetes with end organ damage, and zip code
  2. aBased on lower limb sample as a whole
  3. bDuration of study: 5 years; data reported for 3 years
  4. cFor those with diabetes-related amputation
  5. dToe level only; ‘foot’ amputations excluded due to inclusion of ankle disarticulation
  6. e‘Through foot’—excludes toe only amputations
  7. fFor people with diabetes in 2010
  8. gWeighted average
  9. hStratified by proportions with and without diabetes; this information is presented in full in the appendix