Table 1.
Patient characteristics and grade of esophageal carcinoma in two groups
| Group A | Group B | Total | |
|---|---|---|---|
| Gender | |||
| Male | 20 | 8 | 28 |
| Female | 12 | 0 | 12 |
| Age | |||
| Mean ± SD (yrs) | 59.3 ± 10.1 | 67.0 ± 7.1 | 65.5 ± 9.4 |
| Range (yrs) | 42-78 | 55-73 | 42-78 |
| Carcinoma location | |||
| Upper | 16 | 2 | 18 |
| Midddle | 14 | 4 | 18 |
| Lower | 2 | 2 | 4 |
| p- stage | |||
| T | |||
| T is | 0 | 1 | 1 |
| T 1a | 8 | 2 | 10 |
| T 1b | 10 | 3 | 13 |
| T 2 | 8 | 1 | 9 |
| T 3 | 6 | 1 | 7 |
| T 4a and T 4b | 0 | 0 | 0 |
| N | |||
| N0 | 22 | 7 | 29 |
| N1a | 8 | 1 | 9 |
| N1b | 2 | 0 | 2 |
| N2 and N3 | 0 | 0 | 0 |
| M | |||
| M0 | 32 | 8 | 40 |
| M1 | 0 | 0 | 0 |
| H | |||
| H1 | 32 | 8 | 40 |
| H2 | 0 | 0 | 0 |
| G | |||
| Gx | 5 | 0 | 5 |
| G1 | 9 | 3 | 12 |
| G2 | 16 | 4 | 20 |
| G3 | 2 | 1 | 3 |
| G4 | 0 | 0 | 0 |
| TNM-stage | |||
| 0 | 0 | 1 | 1 |
| Ia | 7 | 3 | 10 |
| Ib | 14 | 1 | 15 |
| II | 10 | 3 | 13 |
| IIIa | 1 | 0 | 1 |
| IIIb and IV | 0 | 0 | 0 |