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. 2020 Apr 21;10:6756. doi: 10.1038/s41598-020-63528-0

Table 5.

Characteristics of High and standard risk categories patient and L1 and L2 in ALL in Syrian children.

Characteristic High risk Percentage% Standard risk Percentage% P value
Family history
Negative 74 85.10% 83 94.30% 0.0438
Positive 13 14.90% 5 5.70%
Mother Education level
Low 43 55.80% 42 59.10% NS
Medium 28 36.40% 20 28.20% NS
High 6 7.80% 9 12.70%
Father Education level
Low 42 53.20% 40 54.80% NS
Medium 26 32.90% 19 26.00% NS
High 11 13.90% 14 19.20%
CD 10
21% and more 51 63.70% 82 93.20% <0.0001
Negative 29 36.30% 6 6.80%
FAB classification
L1 40 55.60% 51 73.90% 0.0227
L2 32 44.40% 18 26.10%
Characteristic L1 Percentage% L2 Percentage% P value
WBC (cells/L)
1.5×109 and less 2 2.10% 1 1.80% NS
(1.5–11.5) × 109 37 39.80% 21 38.20% NS
11.5 × 109 and above 54 58.10% 33 60.00%
Hemoglobin levels when diagnosed (g/dl)
11–16 10 10.80% 9 16.10% NS
11–7 43 46.20% 31 55.30% NS
7 and less 40 43.00% 16 28.60%
Platelets count (cells/L)
More than 400 × 109 1 1.10% 2 3.70% NS
(150 to 400) × 109 8 8.60% 5 9.30% NS
150 × 109 and less 84 90.30% 47 87.00%
Mother Education level
Low 40 52.60% 26 56.50% NS
Medium 30 39.50% 15 32.60% NS
High 6 7.90% 5 10.90%
Father Education level
Low 39 51.30% 27 56.30% NS
Medium 28 36.80% 10 20.80% 0.0307
High 9 11.90% 11 22.90%
CD 10
21% and more 70 84.30% 33 66.00% 0.0143
Negative 13 15.70% 17 34.00%
Family history
Negative 76 87.40% 49 90.70% NS
Positive 11 12.60% 5 9.30%