Table 2

Incidence of dementia estimatedby sex, age, andfollow-up years for CKDand non-CKD cohorts
Non-CKD CKD
N Case Person-years Incidence rate N Case Person-years Incidence rate IRR (95% CI)
All 74098 2621 472301 5.55 37049 2013 216301 9.30 1.68 (1.58-1.78)
Sex
Women 33948 1293 222306 5.82 16974 969 102586 9.45 1.62 (1.49-1.77)
Men 40150 1328 249995 5.31 20075 1044 113795 9.17 1.73 (1.59-1.87)
Age, years
20–39 10710 1 72841 0.01 5355 8 36456 0.22 16.0 (2.00-128)
40–64 34742 262 234351 1.12 17371 298 111467 2.67 2.39 (2.03-2.82)
≥65 28646 2358 165109 14.3 14323 1707 68458 24.9 1.75 (1.64-1.86)
Follow-up time, year
< 2 74098 696 144691 4.81 37049 651 68898 9.45 1.96 (1.77-2.18)
≥ 2 70600 1925 327610 5.88 32917 1362 147483 9.23 1.55 (1.43-1.67)

Incidence rate: per 1,000 person-years.

IRR (Incidence rate ratio): CKD vs. non-CKD (95% CI).

Cheng et al.

Cheng et al. BMC Nephrology 2012 13:129   doi:10.1186/1471-2369-13-129

Open Data