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. Author manuscript; available in PMC: 2011 Dec 30.
Published in final edited form as: N Engl J Med. 2011 Jun 30;364(26):2496–2506. doi: 10.1056/NEJMoa1013343

Table 1.

Frequency of Mutation and Association with Median Survival.*

Mutated Gene No. of Samples (%) Median Survival (95% CI) P Value
γr
All samples 439 (100) 1.86 (1.60–2.14)
TET2 90 (20.5) 1.88 (1.26–2.55) 0.48
ASXL1 63 (14.4) 1.33 (0.96–1.88) 0.003
RUNX1 38 (8.7) 1.16 (0.77–1.53) <0.001
TP53 33 (7.5) 0.65 (0.44–1.10) <0.001
EZH2 28 (6.4) 0.79 (0.67–1.40) <0.001
NRAS 16 (3.6) 1.03 (0.44–1.98) 0.006
JAK2 13 (3.0) 2.14 (1.02–3.12) 0.96
ETV6 12 (2.7) 0.83 (0.62–2.29) 0.04
CBL 10 (2.3) 1.52 (0.14–1.71) 0.02
IDH2 9 (2.1) 1.58 (0.50–2.14) 0.03
NPM1 8 (1.8) 2.18 (0.59–2.74) 0.43
IDH1 6 (1.4) 3.30 (0.35–9.52) 0.52
KRAS 4 (0.9) 0.89 (0.36–7.44) 0.54
GNAS 3 (0.7)
PTPN11 3 (0.7)
BRAF 2 (0.5)
PTEN 1 (0.2)
CDKN2A 1 (0.2)
*

Median survival is listed for specific mutations present in at least 4 of the 439 samples (1%). A patient could have multiple mutations. The P values are for median survival in the group of patients with a mutated gene versus the group of patients without a mutation in that gene. CI denotes confidence interval.