Table 1. The significant changes of PLODs expression in mRNA level between NSCLC and normal lung tissues (ONCOMINE).

	Types of lung cancer vs. lung	Fold change	P value	t-test	Ref
PLOD1	Lung adenocarcinoma vs. Normal	1.998	9.07E-04	4.583	Garber et al., 2001
	Squamous cell lung carcinoma vs. Normal	1.562	0.031	2.004	Garber et al., 2001
	Large cell lung carcinoma vs. Normal	4.286	1.74E-04	6.806	Garber et al., 2001
	Lung adenocarcinoma vs. Normal	1.493	1.72E-08	6.255	Hou et al., 2010
	Squamous cell lung carcinoma vs. Normal	1.604	1.89E-06	5.548	Hou et al., 2010
PLOD2	Lung adenocarcinoma vs. Normal	3.338	1.09E-20	11.619	Landi et al., 2008
	Squamous cell lung carcinoma vs. Normal	3.470	2.14E-11	8.658	Talbot et al., 2005
	Large cell lung carcinoma vs. Normal	4.031	3.60E-02	2.528	Garber et al., 2001
PLOD3	Lung adenocarcinoma vs. Normal	1.111	7.00E-03	2.505	Landi et al., 2008
	Squamous cell lung carcinoma vs. Normal	1.508	2.18E-09	7.015	Talbot et al., 2005
	Large cell lung carcinoma vs. Normal	2.471	7.00E-03	3.435	Garber et al., 2001

PLOD, procollagen-lysine, 2-oxoglutarate 5-dioxygenase; NSCLC, non-small-cell lung cancer.