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Table 7 Correlation of progression free survival with other variables

From: Interleukin-4 gene intron 3 VNTR polymorphism in adult acute myeloid leukemia

  Total N N of events PFS (months) 95% CI Survival at Log Rank test
Mean SE Lower Upper 1 m. (%) 3 m. (%) 6 m. (%) 12 m. (%) X2 P value Sig
Overall   40 8 18.31 1.68 15.03 21.60 100.0 93.8 78.1 65.1
Age  ≤ 45 yrs 22 3 20.14 1.97 16.27 24.01 100.0 100.0 78.6 78.6 0.997 0.318 NS
> 45 yrs 18 5 16.65 2.51 11.72 21.58 100.0 87.5 78.8 52.5
Sex Females 24 3 10.41 0.83 8.79 12.03 100.0 88.2 79.4 79.4 0.090 0.764 NS
Males 16 5 17.79 2.19 13.50 22.08 100.0 100.0 78.6 58.9
TLC TLC < 20 21 4 18.49 2.22 14.13 22.85 100.0 100.0 85.7 61.2 0.179 0.672 NS
TLC ≥ 20 19 4 18.08 2.50 13.19 22.97 100.0 86.7 69.3 69.3
HGB < 7.5 21 4 18.57 2.27 14.13 23.01 100.0 100.0 78.6 65.5 0.062 0.803 NS
> 7.5 19 4 18.23 2.43 13.46 22.99 100.0 87.5 78.8 65.6
PLT < 40 21 4 17.71 2.57 12.68 22.74 100.0 93.3 76.4 61.1 0.088 0.767 NS
 ≥ 40 19 4 18.79 2.21 14.47 23.12 100.0 94.1 79.6 68.3
PB blasts < 32 19 5 16.69 2.47 11.85 21.53 100.0 93.3 77.8 51.9 0.625 0.429 NS
> 32 21 3 19.94 2.09 15.84 24.04 100.0 94.1 78.4 78.4
Initial aspirate < 69 20 3 19.20 2.40 14.51 23.89 100.0 100.0 84.6 67.7 0.492 0.483 NS
> 69 20 5 17.40 2.39 12.71 22.10 100.0 88.2 72.2 61.9
Extramedullary involvement Negative 25 7 16.78 2.10 12.67 20.88 100.0 95.0 71.2 55.4 1.599 0.206 NS
Positive 15 1 22.25 1.68 18.97 25.53 100.0 91.7 91.7 91.7
Diagnosis M0 1 0 100.0 100.0 100.0 100.0 0.139 0.933 NS
M1 7 0 100.0 100.0 100.0 100.0
M2 20 5 17.59 2.35 12.99 22.20 100.0 88.2 74.7 62.2
M3 3 1 20.00 3.27 13.60 26.40 100.0 100.0 100.0 66.7
M4 8 2 16.80 3.94 9.07 24.53 100.0 100.0 60.0 60.0
M7 1 0 100.0 100.0 100.0 100.0
HLA-DR Negative 7 1 21.00 2.60 15.91 26.09 100.0 100.0 100.0 75.0 0.602 0.438 NS
Positive 33 7 17.79 1.94 13.99 21.60 100.0 92.3 72.9 63.8
CD34 Negative 10 1 21.60 2.15 17.39 25.81 100.0 100.0 100.0 80.0 1.477 0.224 NS
Positive 30 7 17.17 2.09 13.08 21.26 100.0 91.7 70.1 60.1
PCR product P1P1 1 0 100.0 100.0 100.0 100.0 0.482 0.786 NS
P2P2 22 5 18.06 2.15 13.85 22.27 100.0 94.1 81.6 61.2
P1P2 17 3 18.32 2.80 12.83 23.81 100.0 92.9 69.6 69.6