AFP and teratoma: Grade III–V complications were associated with ≥ 4 cycles of preoperative chemotherapy (OR 3.7 (1.5–8.9); p = 0.004), RPLND specimen (nonseminoma or immature teratoma) (OR 3.1 (1.4–6.6); p = 0.005), transfusions (OR 2.4 (1.1–5.4); p = 0.03), salvage RPLND (OR 4.1 (1.8–9.3); p < 0.001), and preoperatively elevated AFP (OR 5 (2.2–11.7); p < 0.001).