Table 3 Comparisons of Outcomes by Treatment Approach (large bore catheter and Rotarex and AngioJet devices)
Characteristic | Large bore catheter | Rotarex catheter | AngioJet catheter | p value |
|---|---|---|---|---|
Age, y, mean ± SD (range) | 69.7 ± 13.2 | 67.6 ± 9.9 | 68.8 ± 11.7 | .862 |
Sex, male | 17 (60.7) | 9 (56.3) | 9 (69.2) | .768 |
Duration of symptoms at presentation, h, mean ± SD (range) | 31.2 ± 36.5 | 50.8 ± 30.0 | 36.7 ± 25.8 | .208 |
Ischemia level (Rutherford category) | ||||
 I (viable limb) | 1 (3.6) | 0 (0) | 0 (0) | .590 |
 II a (marginally threatened limb) | 11 (39.3) | 3 (18.8) | 3 (23.1) | .292 |
 II b (immediately threatened limb) | 16 (57.1) | 13 (81.3) | 10 (76.9) | .186 |
Procedure length (h, mean ± SD) | 1.74 ± .54 | 2.03 ± .53 | 2.04 ± .38 | .103 |
Technical and clinical success with initial endovascular procedure only | 13 (46.4) | 5 (31.3) | 6 (46.2) | .584 |
Total duration of thrombolysis, d | .775 ± .20 | .56 ± .16 | .61 ± .22 | .092 |
rt-PA dosage, mg | 16.67 ± 5.56 | 12.31 ± 5.63 | 12.1 ± 4.88 | .076 |
In-hospital length of stay, d | 5.21 ± .92 | 4.78 ± .71 | 4.69 ± 1.18 | .165 |
ABI scores | ||||
 Pre procedure | .30 ± .11 | .29 ± .09 | .28 ± .04 | .743 |
 Treatment completion | .68 ± .15 | .75 ± .17 | .75 ± .16 | .179 |
Limb salvage at 6 months | 26 (92.9) | 15 (93.8) | 12 (92.3) | .988 |
Limb salvage at 12 months | 25 (89.3) | 14 (87.5) | 12 (92.3) | .915 |
Procedure-related complications | ||||
 Minor (SIR A, B: nominal or no therapy, no consequence) | 3 (10.7) | 2 (12.5) | 1 (7.7) | .912 |
 Major (SIR C, D, E: requires therapy or permanent sequelae) | 1 (3.6) | 1(6.3) | 1 (7.7) | .841 |
 Major-death (SIR F: death) | 1 (3.6) | 0 (0) | 0 (0) | – |
Procedure- related distal embolization | 6 (21.4) | 5 (31.3) | 3 (23.1) | .765 |