The diagnostic performance of anti-myosin autoantibodies was 0.9457 (95% CI: 0.8727 to 1.000) for NEC stage I, 0.8322 (95% CI: 0.6697 to 0.9947) for NEC stage II, and 0.8423 (95% CI: 0.6824 to 1.000) for NEC stage III (Fig. 4b). The gene discussed is MYH14; the disease is necrotizing enterocolitis.