Total | RTW group | Non-RTW group | P value | |
---|---|---|---|---|
(n = 171) | (n = 119) | (n = 52) | ||
Number of ischaemic limbs | ||||
1 | 136 (79.5) | 93 (78.1) | 43 (82.7) | 0.498 |
2 | 30 (17.5) | 22 (18.5) | 8 (15.4) | 0.625 |
3 | 3 (1.8) | 2 (1.7) | 1 (1.9) | 0.912 |
4 | 2 (1.2) | 2 (1.7) | 0 (0.0) | 0.347 |
Ulcer without gangrene, n (%) | 67 (39.2) | 49 (41.2) | 18 (34.6) | 0.419 |
Gangrene, n (%) | 82 (48.0) | 53 (44.5) | 29 (55.8) | 0.176 |
Upper limbs involved, n (%) | 13 (7.6) | 10 (9.7) | 3 (5.8) | 0.550 |
Lower limbs involved, n (%) | 166 (97.1) | 115 (96.6) | 51 (98.1) | 0.608 |
Highest level of arterial occlusion | ||||
Iliac artery, n (%) | 6 (3.5) | 4 (3.3) | 2 (3.8) | 0.874 |
Femoral/brachial artery, n (%) | 70 (40.9) | 43 (36.1) | 27 (51.9) | 0.053 |
Popliteal artery, n (%) | 26 (15.2) | 22 (18.4) | 4 (7.7) | 0.065 |
Below the knee or elbow, n (%) | 69 (40.4) | 50 (42.0) | 19 (36.5) | 0.502 |
Iliac/femoral/brachial artery, n (%) | 76 (44.4) | 47 (39.5) | 29 (55.8) | 0.050 |
Popliteal/below the knee or elbow artery, n (%) | 95 (55.6) | 72 (60.5) | 23 (44.2) | 0.050 |
Rutherford class | ||||
4, n (%) | 22 (12.9) | 17 (14.3) | 5 (9.6) | 0.401 |
5, n (%) | 149 (87.1) | 102 (85.7) | 47 (90.4) | 0.401 |
Ulcer/gangrene | ||||
Ulcer/gangrene with infection | 23 (13.4) | 10 (8.4) | 13 (25.0) | 0.011 |
Ulcer/gangrene without infection | 126 (73.7) | 92 (77.3) | 34 (65.4) | 0.103 |
Without ulcer/gangrene | 22 (12.9) | 17 (14.3) | 5 (9.6) | 0.401 |
ABIa, (median, IQR) | 0.49 (0.37–0.64) | 0.48 (0.37–0.61) | 0.53(0.35–0.81) | 0.062 |
TcPO2, mmHg, (median, IQR) | 19 (10–28) | 18.5 (10–28) | 19 (5–30) | 0.496 |
Cell product | ||||
Type | ||||
PBMNCs, n (%) | 97 (56.7) | 69 (58.0) | 28 (53.8) | 0.615 |
PCCs, n (%) | 74 (43.3) | 50 (42.0) | 24 (46.2) | |
CD34+ cells, (106), (median, IQR) | 40.4 (23.4–79.1) | 43.8 (25.4–97.2) | 29.8 (15.3–52.9) | 0.002 |
CD34+ cells/kg, (105/Kg), (median, IQR) | 5.8 (3.2–11.0) | 6.8 (3.6–12.0) | 4.6 (2.5–8.2) | 0.012 |
Cell viability, %, (median, IQR) | 98.4 (97.4–98.8) | 98.4 (97.1–98.9) | 98.2 (97.7–98.6) | 0.826 |