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TABLE 1: Demographic and descriptive statistics for patients imaged at each time categorized by therapeutic risk arm
Low Risk (n) Standard/High Risk (n)
Post 1 IV-MTX 21 23
Post 4 IV-MTX 20 21
Post 7 IV-MTX 21 21
End of therapy 20 17
Gender 
    Male 10 11
    Female 12 12
Age at diagnosis (y, ±SD) 5.0 ± 2.7 9.2 ± 4.8
Note.—IV-MTX indicates intravenous methotrexate.
	Low Risk (n)	Standard/High Risk (n)
Post 1 IV-MTX	21	23
Post 4 IV-MTX	20	21
Post 7 IV-MTX	21	21
End of therapy	20	17
Gender
Male	10	11
Female	12	12
Age at diagnosis (y, ±SD)	5.0 ± 2.7	9.2 ± 4.8