Body Mass Index at Pediatric Leukemia Diagnosis and the Risks of Relapse and Mortality: Findings from a Single Institution and Meta-analysis

Table 1

Characteristics at diagnosis for pediatric leukemia patients by obesity status.

	All		Obesity
			Non-overweight ()		Overweight/obese ()
		%		%		%
Gender
Female	73	46.79	51	45.95	22	48.89
Male	83	53.21	60	54.05	23	51.11
Age at diagnosis (yrs), median (range)	156	7 (2–20)	111	6 (2–19)	45	13 (2–20)
<10	102	65.38	84	75.68	18	40
≥10	54	34.62	27	24.32	27	60
Race/ethnicity
Asian	6	3.85	4	3.6	2	4.44
Black	11	7.05	7	6.31	4	8.89
Caucasian	98	62.82	76	68.47	22	48.89
White Hispanic	34	21.79	19	17.12	15	33.33
Other	7	4.49	5	4.5	2	4.44
Insurance type
Private	80	51.28	62	55.86	18	40
Public	73	46.79	49	44.14	24	53.33
Missing	3	1.92	0	0	3	6.67
Type of leukemia
ALL	123	78.85	93	83.78	30	66.67
AML	25	16.03	14	12.61	11	24.44
Other	8	5.13	4	3.6	4	8.89
WBC, median (range)	9.46	(0.21–744.0)	7.45	(0.72–402.6)	11.86	(0.21–744.0)
<50 × 10^3/L	118	75.64	87	78.38	31	68.89
≥50 × 10^3/L	25	16.03	13	11.71	12	26.67
Missing	13	8.33	11	9.91	2	4.44
Follow-up time (months), median (range)	57.04	(0.42–260.75)	45.42	(0.92–250.5)	61.67	(0.42–260.75)

Other includes Burkitt cell leukemia, chronic myelogenous leukemia, BCR/ABL positive, chronic myeloid leukemia, NOS, anaplastic large cell lymphoma, T-cell and Null-cell type, and juvenile myelomonocytic leukemia.