Table 4. Description of those misclassified.

		PPT (<= 17): Gold standard				6MW (<= 300): Gold standard
		False Positive		False Negative		False Positive		False Negative
		n	%	n	%	n	%	n	%
Overall	1778	217	12.2	15	0.8	186	10.5	46	2.5
Gender
Male	875	98	11.2	9	1.0	82	9.4	21	2.4
Female	903	119	13.2	6	0.7	104	11.5	25	2.8
Diagnosis
Leukemia1	805	78	9.7	3	0.4	73	9.1	20	2.5
Lymphoma	321	55	17.1	1	0.3	48	15.0	10	3.1
Bone Cancers 2	128	22	17.2	1	0.8	13	10.2	9	7.0
CNS tumorˆ	141	19	13.5	6	4.3	20	14.2	2	1.4
Other3	383	43	11.2	4	1.0	32	8.4	5	1.3
Age at Diagnosis (Years)
0-4	696	60	8.6	9	1.3	50	7.2	12	1.7
5-9	434	55	12.7	4	0.9	51	11.8	14	3.2
10-14	380	57	15.0	-	-	48	12.6	12	3.2
≥15	268	45	16.8	2	0.7	37	13.8	8	3.0
Age at Study (Years)
18-29	660	49	7.4	7	1.1	45	6.8	14	2.1
30-39	726	91	12.5	5	0.7	74	10.2	20	2.8
40-49	334	59	17.7	2	0.6	52	15.6	9	2.7
50-60	58	18	31.0	1	1.7	15	25.9	3	5.2
Years Since Diagnosis (Years)
10-19	466	39	8.4	5	1.1	33	7.1	8	1.7
20-29	813	92	11.3	4	0.5	82	10.1	23	2.8
30-39	437	70	16.0	3	0.7	56	12.8	12	2.7
40-48	62	16	25.8	3	4.8	15	24.2	3	4.8
BMI (kg/m2)
<18.5	64	8	12.5	2	3.1	8	12.5	3	4.7
18.5-24.9	553	59	10.7	6	1.1	53	9.6	12	2.2
25.0-29.9	515	50	9.7	3	0.6	41	8.0	14	2.7
30.0-34.9	339	46	13.6	2	0.6	42	12.4	12	3.5
35.0-39.9	164	23	14.0	1	0.6	19	11.6	2	1.2
≥40	143	31	21.7	1	0.7	23	16.1	3	2.1

¹Acute lymphoblastic leukemia, chronic myeloid leukemia acute myeloid leukemia, other leukemia

²Ewing sarcoma, osteosarcoma

³Carcinoma, germ cell tumor, hepatoblastoma, melanoma, Wilms tumor, retinoblastoma, neuroblastoma, rhabdomyosarcoma, soft tissue sarcoma, other malignancy

^ˆCentral nervous system tumor

^*BMI=Body mass index, kg/m²=kilograms per meter squared