Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
Distribution of ESCC and EA by tumor differentiation, 1959–2007
| Differentiation | Esophageal cancer | Total no. (%) | |
|---|---|---|---|
| EA no. (%) | ESCC no. (%) | ||
| Well | 5 (13.9) | 73 (18.6) | 78 (18.4) |
| Moderate | 12 (33.4) | 157 (36.3) | 169 (36.0) |
| Poor | 16 (44.4) | 175 (40.3) | 191 (40.6) |
| Undifferentiated | 3 (8.3) | 29 (6.7) | 32 (6.8) |
| Total | 36 (100) | 434 (100) | 470 (100) |
