Table 2: Effective factors on amputation (results of logistic regression analysis).

ParametersAmputation
OR95% GAP

Admission time
 Earlier than 6 hours10.0013
 Later than 6 hours40.35.3–304.9
Existence of atherosclerosis
 Absent10.587
 Present1.230.58–2.62
Sex
 Female10.258
 Male0.680.35–1.33
Re-embolectomy
 Not performed1<0.0005
 Performed 42.8 16.4–111.6