Table 4 Stage at diagnosis in Mexican children with neuroblastoma by age groups (1995–2006)
From: Epidemiological and some clinical characteristics of neuroblastoma in Mexican children (1996–2005)
Age groups (years) | Stage at diagnosis | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
I | II | III | IV | IVs | Total | |||||||
n | % | n | % | n | % | n | % | n | % | n | % | |
< 1 | 2 | 11.1 | 0 | 0.0 | 5 | 27.8 | 7 | 38.9 | 4 | 22.2 | 18 | 100.0 |
1 – 4 | 1 | 4.0 | 2 | 8.0 | 3 | 12.0 | 19 | 76.0 | 0 | 0.0 | 25 | 100.0 |
5 – 9 | 0 | 0.0 | 0 | 0.0 | 2 | 33.3 | 4 | 66.7 | 0 | 0.0 | 6 | 100.0 |
10–14 | 0 | 0.0 | 1 | 100.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 1 | 100.0 |
Total | 3 | 6.0 | 3 | 6.0 | 10 | 20.0 | 30 | 60.0 | 4 | 8.0 | 50 | 100.0 |