PIK3C2A and chromosome-type aberration frequency: Furthermore, PIK3C2A (p < 0.013; 0.706 (0.614–0.812)), Hb (p = 0.013; 0.525 (0.317–0.871)), and TC (p = 0.04; 0.865 (0.784–0.955)) were significantly (p < 0.05) and independently related to the prognosis of CSA (Table 5).