# Clustering Approach 1 : CN_CNMF
Index	Clinical feature name	Test type	P value	Comment
1	Time to Death	logrank test	0.732375391827672	Range of duration = 2 to 3837, nDeath = 98, nCensor = 257
2	AGE	Kruskal-Wallis (anova)	0.0612629264565015	Range of values = 19 to 89, Mean = 60.8894, StdDev = 12.182, nMissing = 1
3	NEOPLASM.DISEASESTAGE	Fisher's exact test	0.6730032699673	nTypes = 5 (STAGE I/STAGE II/STAGE III/STAGE IVA/STAGE IVB), nPatients = 24/63/71/192/9, nMissing = 58
4	PATHOLOGY.T.STAGE	Fisher's exact test	0.436465635343647	nTypes = 4 (T1/T2/T3/T4), nPatients = 40/108/85/131, nMissing = 53
5	PATHOLOGY.N.STAGE	Fisher's exact test	0.0857091429085709	nTypes = 4 (N0/N1/N2/N3), nPatients = 136/56/129/7, nMissing = 89
6	PATHOLOGY.M.STAGE	Fisher's exact test	0.864271357286427	nTypes = 2 (M0/MX), nPatients = 108/48, nMissing = 261
7	GENDER	Fisher's exact test	0.036669633303667	nTypes = 2 (FEMALE/MALE), nPatients = 121/296
8	HISTOLOGICAL.TYPE	Fisher's exact test	0.0989290107098929	nTypes = 3 (HEAD AND NECK SQUAMOUS CELL CARCINOMA/HEAD AND NECK SQUAMOUS CELL CARCINOMA  SPINDLE CELL VARIANT/HEAD AND NECK SQUAMOUS CELL CARCINOMA BASALOID TYPE), nPatients = 410/1/6
9	RADIATIONS.RADIATION.REGIMENINDICATION	Fisher's exact test	0.197608023919761	nTypes = 2 (NO/YES), nPatients = 79/338
10	NUMBERPACKYEARSSMOKED	Kruskal-Wallis (anova)	0.000258010454371284	Range of values = 0.01685 to 300, Mean = 46.7767, StdDev = 37.7215, nMissing = 184
11	NUMBER.OF.LYMPH.NODES	Kruskal-Wallis (anova)	0.012252005053724	Range of values = 0 to 44, Mean = 2.31464, StdDev = 4.65739, nMissing = 96
12	RACE	Fisher's exact test	0.501074989250108	nTypes = 4 (AMERICAN INDIAN OR ALASKA NATIVE/ASIAN/BLACK OR AFRICAN AMERICAN/WHITE), nPatients = 1/10/33/361, nMissing = 12
13	ETHNICITY	Fisher's exact test	0.187288127118729	nTypes = 2 (HISPANIC OR LATINO/NOT HISPANIC OR LATINO), nPatients = 18/381, nMissing = 18
