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Table 6. Summary of Tumor Response in Studies of First-line Treatment With EGFR-TK Inhibitors (Single Agent) for Advanced NSCLC
| Study ID |
Diagnosis (no. of patients) [agent] |
Sub-groups |
N |
Survival from start of treatment |
Tumor response |
Median (months) |
1-year (%) |
% CR |
% PR |
% SD |
% DP |
% NE |
| All NSCLC |
| Niho, et al., 200411 |
NSCLC (37) [Gefitinib] |
- - |
37 |
- - |
- - |
0 |
27 |
- - |
- - |
- - |
| Giaccone, et al., 200512 |
NSCLC (53) [Erlotinib] |
- - |
53 |
- - |
- - |
2 |
23 |
30 |
32 |
13 |
| Kasahara, et al., 200513 |
NSCLC (30) [Gefitinib] |
- - |
30 |
10 |
43.3 |
0 |
33 |
30 |
37 |
- - |
| Suzuki, et al., 200514 |
NSCLC (34) [Gefitinib] |
- - |
34 |
- - |
- - |
0 |
26 |
- - |
- - |
- - |
| Reck, et al., 200515 |
NSCLC (58) [Gefitinib] |
- - |
58 |
- - |
- - |
2 |
3 |
40 |
48 |
- - |
| D'Addario, et al., 200516 |
NSCLC (63) [Gefitinib] |
- - |
63 |
10 |
- - |
2 |
8 |
27 |
57 |
6 |
| Lee, et al., 200517 |
NSCLC (55) [Gefitinib] |
- - |
55 |
Not reached |
76.1 |
4 |
57 |
11 |
28 |
- - |
| BAC |
| West, et al., 200418 |
NSCLC (138) [Gefitinib] |
Chemo-naive Previous treatment (26%) |
67 21 |
12 10 |
~50 ~50 |
6 0 |
15 10 |
- - |
- - |
- - |
| Kris, et al., 200419 |
NSCLC (69) [Erlotinib] |
- - |
59 |
Median not reached |
58 |
- - |
25 (15-38) |
- - |
- - |
- - |
| Elderly |
| Jackman, et al., 200521 |
NSCLC (58) [Erlotinib] |
- - |
66 |
11 |
- - |
0 |
12 |
48 |
39 |
- - |
| Poor PS |
| Dickson, et al., 200422 |
NSCLC (25) [Gefitinib] |
- - |
18 |
Median not reached |
Follow up < 1 year |
- - |
- - |
61 |
39 |
- - |
Abbreviations: BAC = bronchoalveolar carcinoma; CR = complete response; DP = disease progression; EGFR-TK = epidermal growth factor receptor tyrosine kinase; NE = not evaluable; NSCLC = non-small cell lung cancer; no. = number; PR = partial response; SD = stable disease.
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