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Table 1 Baseline characteristics of the study population by procedure groups

From: Surgical revascularization versus amputation for peripheral vascular disease in dialysis patients: a cohort study

 

Amputated

Revascularized

N = 3942

N = 2046

N= 1896

Demographics

  

   Age in years, mean ± SD

69.4 ± 9.7

71.5 ± 8.1

   Male Gender, n (%)

1148 (56)

1097 (58)

   Race, n (%)

  

Caucasians

1333 (65)

1464 (77)

African Americans

630 (31)

370(20)

Other

83 (4)

62 (3)

ESRD

  

   Diabetes as cause of ESRD, n (%)

1518 (74)

1011 (53)

   Dialysis Modality, n (%)

  

HD

1875 (92)

1777 (94)

PD

171 (8)

119 (6)

Comorbidity

  

   Coronary disease, n (%)

1077 (53)

893 (47)

   Congestive heart failure, n (%)

1076 (53)

934 (49)

   Cerebrovascular disease, n (%)

380 (19)

289 (15)

   Smoker, n (%)

94 (5)

138 (7)

   Cancer, n (%)

74 (4)

91 (5)

Clinical Indications

  

   Intermittent claudication

6 (0.3)

91 (4.8)

   Resting pain

13 (0.6)

97 (5.1)

   Ulcer

31 (1.5)

225 (11.9)

   Gangrene

1850 (90.4)

755 (39.8)

   Other/unknown

146 (7.1)

728 (38.4)

Nutrition

  

   BMI, mean ± SD

25.3 ± 5.6

24.7 ± 5.2

   Serum Albumin, mean ± SD

3.0 ± 0.6

3.2 ± 0.6

Functional Status

  

   Require assistance to transfer, n (%)

139 (7)

30 (2)

   Require assistance to ambulate, n (%)

342 (17)

113 (6)

Other

  

   Hematocrit, mean ± SD

27.8 ± 7.0

28.5 (6.8)