Table 4

 Univariate prognostic analysis of parameters(T1–T2)

Parameters5 year survivalHR (95% CI)
Tumour size
    0–2 cm65%
    2–4 cm57%1.42 (1.06 to 1.91)
    4–7 cm48%1.86 (1.38 to 2.50)
    >7 cm38%2.78 (1.93 to 3.99)
Visceral pleural involvement
    Yes53%1.07 (0.88 to 1.30)
    No54%
Involvement of main bronchus >2 cm from carina
    Yes48%1.21 (0.80 to 1.84)
    No53%
Pneumonitis-atelectasis <entire lung
    Yes57%0.97 (0.79 to 1.18)
    No52%