# Clustering Approach 36 : 20p gain mutation analysis
Index	Clinical feature name	Test type	P value	Comment
1	Time to Death	logrank test	0.426117138508709	Range of duration = 0.1 to 131.15, nDeath = 31, nCensor = 87
2	AGE	t-test	0.979049053640427	Range of values = 34 to 87, Mean = 67.1371, StdDev = 10.7009, nMissing = 1
3	GENDER	Fisher's exact test	0.211077194542538	nTypes = 2 (FEMALE/MALE), nPatients = 33/92
4	KARNOFSKY.PERFORMANCE.SCORE	t-test	0.752801641866713	Range of values = 30 to 90, Mean = 78.1081, StdDev = 16.3023, nMissing = 88
5	NUMBERPACKYEARSSMOKED	t-test	0.255205868314777	Range of values = 1.5 to 108, Mean = 35.6396, StdDev = 21.7684, nMissing = 48
6	STOPPEDSMOKINGYEAR	t-test	0.193430751376384	Range of values = 1950 to 2012, Mean = 1991.56, StdDev = 16.8559, nMissing = 62
7	TOBACCOSMOKINGHISTORYINDICATOR	t-test	0.645815128536035	Range of values = 1 to 5, Mean = 2.61345, StdDev = 1.14321, nMissing = 6
8	DISTANT.METASTASIS	Chi-square test	0.261364020885139	nTypes = 3 (M0/M1/MX), nPatients = 73/4/47, nMissing = 1
9	LYMPH.NODE.METASTASIS	Chi-square test	0.69498627448859	nTypes = 5 (N0/N1/N2/N3/NX), nPatients = 71/14/24/4/10, nMissing = 2
10	NUMBER.OF.LYMPH.NODES	t-test	0.444951877788773	Range of values = 0 to 22, Mean = 1.90426, StdDev = 3.8299, nMissing = 31
11	TUMOR.STAGECODE	t-test	NA	Range of values = Inf to -Inf, Mean = NaN, StdDev = NA, nMissing = 125
12	NEOPLASM.DISEASESTAGE	Chi-square test	0.591100002503722	nTypes = 4 (STAGE I/STAGE II/STAGE III/STAGE IV), nPatients = 1/35/40/44, nMissing = 5
