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Table 4 Clinical outcomes

From: The outcomes of patients with very small coronary artery disease treated with thin strut cobalt chromium bare metal stents: an observational study

Variable All patients Vessel diameters ≤2.50 mm Vessel diameters >2.5 mm p value small versus large vessel diameters
Number of patients 783 205 (26.2 %) 578 (73.8 %)
Patients with clinical follow-up 735 (93.9 %) 191 (93.2 %) 544 (94.1 %) 0.627
Follow-up time (months) 9.5 ± 2.4 9.4 ± 2.1 9.6 ± 2.5 0.427
Time to discharge (days) 4.0 ± 12.8 6.0 ± 23.7 3.3 ± 4.7 0.014
In hospital MACE 30 (4.1 %) 10 (5.2 %) 20 (3.7 %) 0.349
In hospital TLR 0 (0.0 %) 0 (0.0 %) 0 (0.0 %)
In hospital MI 17 (2.3 %) 4 (2.1 %) 13 (2.4 %) 0.815
In hospital cardiac death 13 (1.8 %) 6 (3.1 %) 7 (1.3 %) 0.094
9-month MACE 75 (10.2 %) 25 (13.1 %) 50 (9.2 %) 0.126
9-month TLR (Re-PCI, CABG) 32 (4.4 %) 12 (6.3 %) 20 (3.7 %) 0.129
9-month CABG 5 (0.7 %) 1 (0.5 %) 4 (0.7 %) 0.759
9-month MI 38 (5.2 %) 11 (5.8 %) 27 (5.0 %) 0.669
9-month cardiac death 21 (2.9 %) 8 (4.2 %) 13 (2.4 %) 0.199
9-month stroke rate 3 (0.4 %) 1 (0.5 %) 2 (0.3 %) 0.771
9-month total definite/probable stent thrombosis 11 (1.4 %) 5 (2.6 %) 6 (1.1 %) 0.138
Acute stent thrombosis, ≤24 0 (0.0 %) 0 (0.0 %) 0 (0.0 %)
Subacute stent thrombosis,1-30 d 1 (0.1 %) 0 (0.0 %) 1 (0.2 %) 0.553
Late stent thrombosis, ≥30 d 10 (1.3 %) 5 (2.6 %) 5 (0.9 %) 0.081