Table 1 Demographic features of itai-itai disease (IID) and control cases
IID | Control for Cd concentration | Control for pathological analysis | |
|---|---|---|---|
N | 89 | 27 | 70 |
Median age (range) | 79 (62–97) | 71 (46−87) | 75 (50−97) |
Sex (female/male) | 89/0 | 27/0 | 70/0 |
Period when autopsies were performed | 1979–2009 | 1955–1990 | 2000–2010 |
