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. Author manuscript; available in PMC: 2015 Jul 1.
Published in final edited form as: Leuk Res. 2014 Apr 12;38(7):773–780. doi: 10.1016/j.leukres.2014.04.001

Table 2.

The probability of early death and median overall survival in patients with CBF-AML diagnosed between 2000 and 2010 and aged 15-84 yrs. at diagnosis

Early Death Rate Overall Survival Survival Rate (95% CI)
No. of patients No. Early Events P(Early death) p-value No. Events Median OS Months (95% CI) p-value 3 Months 1 Year 3 Year 5 Year††
CBF-AML 774 101 0.13 - 406 22 (19, 28) - 0.77 (0.74,0.80) 61.5 (57.9,64.9) 44.3 (40.5,48.1) 35.7 (30.8,40.7)
CBF Type
    inv(16) 317 38 0.12 0.47 279 NA < 0.0001 0.81 (0.77,0.85) 71.9 (66.4,76.6) 57.3 (51.1,62.9) 46.9 (38.4, 55.0)
    t(8;21) 457 63 0.14 127 16 (12, 18) 0.75 (0.70,0.78) 54.4 (49.6,59.0) 35.5 (30.8,40.3) 28.7 (22.8,34.8)
Gender
    Male 440 63 0.14 0.23 246 20 (17, 27) 0.07 0.75 (0.71,0.79) 59.7 (54.8,64.2) 42.2 (37.2,47.1) 34.2 (27.9,40.6)
    Female 334 38 0.11 160 25 (NA) 0.80 (0.75,0.84) 63.9 (58.3,69.0) 47.2 (41.2,53.0) 38.0 (30.1,45.9)
Race/Ethnicity
    White 529 78 0.15 0.19 291 21 (17, 24) 0.003 0.74 (0.70,0.77) 59.7 (55.3,63.9) 42.1 (37.5,46.6) 33.7 (27.9,39.6)
    Black 56 6 0.11 36 14 (8, 24) 0.84 (0.71,0.91) 54.3 (39.8,66.6) 28.8 (15.9,43.1) 17.4 (5.4,35.0)
    Hispanic 104 11 0.11 49 38 (NA) 0.85 (0.76,0.90) 66.6 (56.3, 75.0) 50.8 (40.0,60.6) 49.0 (34.7,61.8)
    Other 84 6 0.07 30 NA 0.87 (0.77,0.92) 71.0 (59.7,79.8) 60.2 (48.0,70.5) 43.8 (26.5,60.1)
Age at DX
    15-44 yr. 254 13 0.05 <0.0001 74 NA < 0.0001 0.94 (0.90,0.96) 82.8 (77.2,87.1) 68.7 (61.8,74.5) 55.2 (45.7,63.8)
    45-64 yr. 283 28 0.10 153 22 (18, 36) 0.79 (0.74,0.83) 64.6 (58.6,70.0) 43.9 (37.6,50.0) 37.4 (29.2,45.6)
    65-74 yr. 137 27 0.20 94 9 (6, 14) 0.68 (0.59,0.75) 42.3 (33.7,50.5) 26.4 (18.6,34.8) 16.4 (8.4,26.7)
    75-84 yr. 100 33 0.33 85 2 (1, 4) 0.44 (0.34,0.53) 26.4 (18.0, 35.5) 9.3 (4.0, 17.2) 6.7 (1.7,16.4)
Year of DX
    2000-2002 157 18 0.12 0.42 110 16 (10, 19) 0.002 0.75 (0.67,0.81) 52.9 (44.8,60.3) 32.5 (25.3,39.8) 31.9 (24.7,39.2)
    2003-2005 198 32 0.16 123 21 (14, 38) 0.74 (0.67,0.79) 58.4 (51.2,64.9) 43.5 (36.5,50.3) 38.9 (32.1,45.7)
    2006-2008 251 33 0.13 130 25 (NA) 0.78 (0.73,0.83) 63.6 (57.3, 69.3) 48.1 (41.7,54.2) -
    2009-2010 168 18 0.11 43 NA 0.83 (0.76,0.88) 73.0 (64.5,79.7) - -
Resident County
    Metro 687 88 0.13 0.58 360 22 (19, 28) 0.74 0.78 (0.75,0.81) 61.9 (58.0,65.5) 44.5 (40.4, 48.5) 36.7 (31.4,42.1)
    Not Metro 87 13 0.15 46 21 (NA) 0.71 (0.60,0.79) 58.5 (47.2,68.3) 43.1 (31.6,54.1) 28.6 (16.0,42.5)

NA = not available due to number of events recorded

††

5 year survival only looked at those diagnosed in 2000-2005, n=355