Table 1–
Numbers of males and females and age ranges in the four datasets
男性
Female
Subjects
Age years
Subjects
Age years
Australia 1
1418
6.3–93.6
1401
6.5–94.6
Australia 2
1980
8.2–92.4
2304
9.1–94.6
Poland
5662
18.0–91.0
5183
18.0–92.0
USA
2594
3.8–65.0
2225
3.7–77.1
数据提出了n或范围。