Table 2.
Site of Lesion, Histologic Diagnosis and Extent of Primary Tumor in Each Treatment Group.
| RT | RT + CT × | CT × | No treatment | Total | |
|---|---|---|---|---|---|
| Lesion | |||||
| Cervical | 3(8)* | 3(8) | 1(17) | 3(8) | 10(8) |
| Upper & midthoracic | 25(63) | 24(67) | 2(33) | 20(56) | 71(60) |
| Lower | 12(29) | 9(25) | 3(50) | 14(36) | 38(32) |
| Histology | |||||
| Sq. cell ca.‡ | 0(98) | 33(92) | 6(100) | 32(86) | 110(92) |
| Adenocarcinoma | 1(2) | 3(8) | 0(0) | 5(14) | 9(8) |
| Extent of primary tumor (T) | |||||
| T1 | 6(15) | 8(22) | 0(0) | 2(5) | 16(13) |
| T2 | 31(78) | 26(72) | 6(100) | 24(65) | 87(73) |
| T3 | 3(7) | 2(6) | 0(0) | 11(30) | 16(14) |
*
No. of patients (%)
‡
Squamous cell carcinoma.