Figure 1. One potential biomarker for differentiating malignant lung nodules from benign ones found by means of GC-MS.
1-octene shows a statistically significant difference in the peak area the benign and malignant samples (p = 0.0486). The positions of the mean values for benign and malignant states are marked with □, the boxes correspond to their 95% confidence limits, and the error bars corresponds to the standard deviation