Cognitive function tests Cases (177)
Median (Min-Max)
Compared children (281)
Median (Min-Max)
Mann-Whitney test
Mini mental state examination Orientation 9(2-10) 10(8-10) Z=13.3, P≤0.001
Registration 3(2-3) 3(2-3) Z=2.1, P=0.039
Attention 5(2-5) 5(4-5) Z=12.1, P≤0.001
Recall 3(2-3) 3(2-3) Z=5.01, P≤0.001
Language 9(7-9) 9(7-9) Z=9.3, P≤0.001
 Total MMSE 29(19-53) 30(28-30) Z=14.1, P≤0.001
Tail making Test Tail-making A 100(13-200) 56(30-87) Z=14.7, P≤0.001
Tail-making B 192(40-380) 93(52-240) Z=12.2, P≤0.001
Table 3: Comparison between cases & healthy children regarding cognitive function.