From: Prediction of lymph node status in completely resected IIIa/N2 small cell lung cancer: importance of subcarinal station metastases
Variables
OR
95%CI
p value
Tumour location
Upper lobea
Middle lobe
13.83
2.58–74.19
0.002
Lower lobe
8.32
3.72–18.60
< 0.05
Node levels
Single-station N2a
Multiple-station N2
4.04
1.85–8.81