Table 2. Response to pemetrexed between the two cohorts.
| Variable | Exon 19 (n = 92) | Exon 21 (n = 43) |
|---|---|---|
| CR (complete response) | - | - |
| PR (partial response) | 41 | 18 |
| SD (stable disease) | 33 | 20 |
| PD (Progressive disease) | 12 | 4 |
| Not evaluable | 6 | 9 |
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