<s>[INST] <<SYS>> This is a medical question of type : frequency <</SYS>> How many people are affected by lysinuric protein intolerance ? [/INST] Lysinuric protein intolerance is estimated to occur in 1 in 60,000 newborns in Finland and 1 in 57,000 newborns in Japan. Outside these populations this condition occurs less frequently, but the exact incidence is unknown. </s>