SDHA and Neurodevelopmental delay: For example, NSE appears correlated (p < 0.05) to 14–3-3 zeta (r2 = 0.7), 14–3-3 beta (r2 = 0.5), SDHA (r2 = 0.5) and TFAM (r2 = 0.3) in NDD cases, but not controls.