# Clustering Approach 1 : CN_CNMF
Index	Clinical feature name	Test type	P value	Comment
1	Time to Death	logrank test	0.143682676788423	Range of duration = 0.07 to 210.97, nDeath = 200, nCensor = 313
2	YEARS_TO_BIRTH	Kruskal-Wallis (anova)	0.0462349807392691	Range of values = 19 to 89, Mean = 60.8718, StdDev = 11.9525, nMissing = 1
3	NEOPLASM_DISEASESTAGE	Fisher's exact test	0.468125318746813	nTypes = 6 (STAGE I/STAGE II/STAGE III/STAGE IVA/STAGE IVB/STAGE IVC), nPatients = 27/77/77/252/12/1, nMissing = 70
4	PATHOLOGY_T_STAGE	Fisher's exact test	0.169238307616924	nTypes = 4 (T0+T1/T2/T3/T4), nPatients = 50/133/99/172, nMissing = 62
5	PATHOLOGY_N_STAGE	Fisher's exact test	0.0619393806061939	nTypes = 4 (N0/N1/N2/N3), nPatients = 178/66/165/8, nMissing = 99
6	PATHOLOGY_M_STAGE	Fisher's exact test	0.601663983360166	nTypes = 2 (0/1), nPatients = 183/1, nMissing = 332
7	GENDER	Fisher's exact test	0.0880891191088089	nTypes = 2 (FEMALE/MALE), nPatients = 139/377
8	HISTOLOGICAL_TYPE	Fisher's exact test	0.11249887501125	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 = 505/1/10
9	RADIATIONS_RADIATION_REGIMENINDICATION	Fisher's exact test	0.754192458075419	nTypes = 2 (NO/YES), nPatients = 81/435
10	NUMBER_PACK_YEARS_SMOKED	Kruskal-Wallis (anova)	0.000104669462910927	Range of values = 0.01685 to 300, Mean = 45.2369, StdDev = 35.5056, nMissing = 229
11	YEAR_OF_TOBACCO_SMOKING_ONSET	Kruskal-Wallis (anova)	0.000768351945068736	Range of values = 1936 to 2001, Mean = 1967.21, StdDev = 12.6693, nMissing = 242
12	NUMBER_OF_LYMPH_NODES	Kruskal-Wallis (anova)	0.330202090762429	Range of values = 0 to 44, Mean = 2.19652, StdDev = 4.3188, nMissing = 114
13	RACE	Fisher's exact test	0.323206767932321	nTypes = 4 (AMERICAN INDIAN OR ALASKA NATIVE/ASIAN/BLACK OR AFRICAN AMERICAN/WHITE), nPatients = 2/11/45/441, nMissing = 17
14	ETHNICITY	Fisher's exact test	0.701082989170108	nTypes = 2 (HISPANIC OR LATINO/NOT HISPANIC OR LATINO), nPatients = 25/454, nMissing = 37
