Table 1. Population and frequency of CO and HS in males aged 0–4 years, nationally and regionally (Yeochon, Ulsan and Chuncheon), from 2000 to 2005a.
| National | Yeochon | Ulsan | Chuncheon | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Year | Population | CO | HS | Population | CO | HS | Population | CO | HS | Population | CO | HS |
| 2000 | 1 689 517 | 846 | 236 | 876 | 4 | 1 | 44 370 | 27 | 1 | 8558 | 3 | 0 |
| 2001 | 1 621 395 | 1821 | 420 | 844 | 5 | 0 | 42 056 | 80 | 5 | 8221 | 1 | 0 |
| 2002 | 1 530 531 | 1694 | 293 | 675 | 13 | 0 | 38 993 | 70 | 15 | 7902 | 0 | 0 |
| 2003 | 1 450 715 | 2265 | 434 | 632 | 13 | 1 | 36 118 | 67 | 8 | 7471 | 9 | 2 |
| 2004 | 1 372 979 | 2206 | 344 | 611 | 12 | 1 | 33 627 | 78 | 4 | 6993 | 5 | 0 |
| 2005 | 1 263 896 | 2156 | 406 | 707 | 14 | 1 | 30 770 | 75 | 9 | 6380 | 7 | 0 |
Abbreviations: CO, cryptorchidism; HS, hypospadias.
a
Yeochon and Ulsan are two industralized cities, while Chuncheon is a non-industrialized area.