# Clustering Approach 1 : CN_CNMF
Index	Clinical feature name	Test type	P value	Comment
1	Time to Death	logrank test	0.000533717653206756	Range of duration = 0.07 to 210.94, nDeath = 121, nCensor = 194
2	AGE	ANOVA	0.167049393119443	Range of values = 19 to 90, Mean = 61.1572, StdDev = 12.0849, nMissing = 1
3	GENDER	Chi-square test	0.661187768634044	nTypes = 2 (FEMALE/MALE), nPatients = 90/229
4	PATHOLOGY.T	Chi-square test	0.458636058955825	nTypes = 4 (T1/T2/T3/T4), nPatients = 28/79/65/104, nMissing = 43
5	PATHOLOGY.N	Chi-square test	0.0124371472731804	nTypes = 4 (N0/N1/N2/N3), nPatients = 105/36/99/5, nMissing = 74
6	PATHOLOGICSPREAD(M)	Chi-square test	0.396946517832868	nTypes = 2 (M0/MX), nPatients = 57/6, nMissing = 256
7	TUMOR.STAGE	Chi-square test	0.386323002840141	nTypes = 4 (I/II/III/IV), nPatients = 20/49/45/157, nMissing = 48
8	RADIATIONS.RADIATION.REGIMENINDICATION	Chi-square test	0.794834253417053	nTypes = 2 (NO/YES), nPatients = 76/243
9	NUMBERPACKYEARSSMOKED	ANOVA	0.0177691468010018	Range of values = 0.01685 to 300, Mean = 50.8848, StdDev = 41.3528, nMissing = 146
10	STOPPEDSMOKINGYEAR	ANOVA	0.321187359873146	Range of values = 1955 to 2011, Mean = 1994.4, StdDev = 13.8769, nMissing = 196
11	TOBACCOSMOKINGHISTORYINDICATOR	Chi-square test	0.000244779793177084	nTypes = 4 (CURRENT REFORMED SMOKER FOR < OR = 15 YEARS/CURRENT REFORMED SMOKER FOR > 15 YEARS/CURRENT SMOKER/LIFELONG NON-SMOKER), nPatients = 83/57/102/66, nMissing = 11
12	YEAROFTOBACCOSMOKINGONSET	ANOVA	0.790644583406657	Range of values = 1928 to 2001, Mean = 1964.97, StdDev = 12.4042, nMissing = 139