Table 3.
Description of the characteristics of children with acute lymphoblastic leukemia
| Variable | Total | leukemia | ||||||
|---|---|---|---|---|---|---|---|---|
| Train set | Test set | P-value | ||||||
| N | % | N | % | N | % | |||
| All | 161 | 100 | 112 | 69.6 | 49 | 30.4 | ||
| Sex | ||||||||
| Female | 69 | 42.9 | 46 | 41.1 | 23 | 46.9 | 0.489 | |
| Male | 92 | 57.1 | 66 | 58.9 | 26 | 53.1 | ||
| Survival status | ||||||||
| Alive | 104 | 64.6 | 69 | 61.6 | 35 | 71.4 | 0.231 | |
| Dead | 57 | 35.4 | 43 | 38.4 | 14 | 28.6 | ||
| Relapse | ||||||||
| No | 145 | 90.1 | 100 | 89.3 | 45 | 91.8 | 0.619 | |
| Yes | 16 | 9.9 | 12 | 10.7 | 4 | 8.2 | ||
| CNS | ||||||||
| No | 156 | 96.9 | 111 | 99.1 | 45 | 91.8 | 0.030 | |
| Yes | 5 | 3.1 | 1 | 0.9 | 4 | 8.2 | ||
| Mediastinal Tumor | ||||||||
| No | 147 | 91.3 | 102 | 91.1 | 45 | 91.8 | 0.874 | |
| Yes | 14 | 8.7 | 10 | 8.9 | 4 | 8.2 | ||
| RA | ||||||||
| No | 74 | 46 | 50 | 44.6 | 24 | 49 | 0.611 | |
| Yes | 87 | 54 | 62 | 55.4 | 25 | 51 | ||
| Hepatomegaly | ||||||||
| No | 88 | 54.7 | 59 | 52.7 | 29 | 59.2 | 0.446 | |
| Yes | 73 | 45.3 | 53 | 47.3 | 20 | 40.8 | ||
| Splenomegaly | ||||||||
| No | 76 | 47.2 | 51 | 45.5 | 25 | 51 | 0.521 | |
| Yes | 85 | 52.8 | 61 | 54.5 | 24 | 49 | ||
| lymphadenopathy | ||||||||
| No | 70 | 43.5 | 49 | 43.8 | 21 | 42.9 | 0.916 | |
| Yes | 91 | 56.5 | 63 | 56.3 | 28 | 57.1 | ||
| Age(year): Mean ± SD | 5.77 ± 3.68 | 5.94 ± 3.82 | 5.40 ± 3.34 | 0.675 | ||||
| Hemoglobin | 7.33 ± 2.32 | 7.52 ± 2.47 | 6.89 ± 1.89 | 0.114 | ||||
| WBC | 37208.69 ± 77582.98 | 39787.76 ± 87369.78 | 31313.82 ± 48583.08 | 0.464 | ||||
| Time | 68.57 ± 47.73 | 67.07 ± 49.60 | 72.01 ± 43.45 | 0.485 | ||||
| platelets | 89809.32 ± 127372.21 | 91983.04 ± 136193.17 | 84840.82 ± 105589.39 | 0.851 | ||||
CNS: Central Nervous Involvement, RA: Rheumatoid arthritis signs, WBC: White Blood Cell