Table 1

Baseline characteristics, according to diabetes state

Patients without DMPatients with DMP value*
(n = 143)(n = 138)
Age, mean (SD), years67.9 (15.0)70.9 (11.3)NS
Male sex94 (65.7)99 (71.7)NS
Smoking status<0.001
 Former smoker62 (43.4)54 (39.1)
 Current smoker48 (33.6)24 (17.4)
Previous stroke or TIA 14 (9.8)33 (23.9)0.002
Coronary disease47 (32.9)62 (44.9)0.038
Impaired renal function§ 15 (10.5)19 (13.8)NS
Renal disease requiring dialysis8 (5.6)9 (6.5)NS
On anticoagulation medication136 (95.1)129 (93.5)NS
History of PAD107 (74.8)102 (73.9)NS
Rutherford category
 Mean (SD)4.8 (0.6)5.0 (0.6)0.002
 Median (min–max)5 (4–6)5 (4–6)
ABI, mean (SD)0.57 (0.30)0.70 (0.35)0.003
ABI
 <0.797 (67.8)55 (39.9)<0.001
 0.7–0.918 (12.6)31 (22.5)
 0.9–1.215 (10.5)27 (19.6)
 1.2–1.43 (2.1)2 (1.4)
 >1.4/immeasurable10 (7.0)23 (16.7)
  • Data are n (%), unless stated otherwise. Missing ABIs were imputed.

  • TIA, transient ischemic attack.

  • *By χ2 test, unless stated otherwise.

  • †By t test.

  • ‡By Mann-Whitney test.

  • §Determined by eGFR <30 mL/min/1.73 m2.