Abstract 152

Overall (n=625)SSB (n=170)>3 ≤6cm (n=253)>6cm (n=202)
All AC28 (4.5%)10 (5.8%)4 (1.6%)14 (7.1%)
Incident AC9 (1.5%)3 (1.8%)2 (0.8%)4 (2.1%)