Ingane kutholakale ukuthi ine-autism iminyaka engaphezu kwemi-3. Lapho eneminyaka engaba ngu-3 ubudala, ngenxa yokuntuleka kwamakhono okuxhumana, welashwa e-Jinan Children's Hospital, i-Jinan Qilu Hospital, kanye ne-Peking University Sixth People's Hospital, lapho i-autism yaqinisekiswa khona.