text_1: Incidence of 10/66 dementia is lower than the incidence of DSM-IV dementia.
text_2: Incidence for 10/66 dementia varied between 18·2 and 30·4 per 1000 person-years, and were 1·4-2·7 times higher than were those for DSM-IV dementia (9·9-15·7 per 1000 person-years).