Table 1.

Number of cases of parkinsonism (n), person-years at risk, and incidence rates per 100,000 person-years (95% CI) in the ILSA cohort subjects by sex and age group

Subjects65–69 y70–74 y75–79 y80–84 yTotal
CrudeAdjusted*
* Adjusted to the Italian population, 1992.
ILSA = Italian Longitudinal Study on Aging.
Men
n5616164337.8
Person-years18481781148911676285
Incidence27133710741371684601
(95% CI)(33–508)(67–606)(548–1601)(699–2043)(480–889)(410–793)
Women
n84582524.7
Person-years17661564134511935867
Incidence453256372670426422
(95% CI)(139–767)(50–506)(46–698)(206–1135)(259–593)(256–588)
Total
n131021246864.3
Person-years361333452834236012.152
Incidence3602997411017560529
(95% CI)(164–555)(114–484)(424–1058)(610–1424)(427–693)(400–658)