Table 1. Clinical data of non-small cell lung carcinoma patients.
| Clinical category | Number of patients | Frequency (%) |
|---|---|---|
| T1 | 16 | 20 |
| T2 | 49 | 60 |
| T3 | 10 | 12 |
| T4 | 6 | 7 |
Criterium of division, the size of the tumour (clinical category T).
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