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Table 3 Proportion Enrolled on Trial by Diagnosis

From: Most children with cancer are not enrolled on a clinical trial in Canada: a population-based study

 

Total

< 2007

≥ 2007

P Value*

N = 4608

N = 4596

 Leukemia

1199/2699 (44.4%)

547/1362 (40.2%)

652/1337 (48.8%)

 

  Acute lymphoblastic leukemia

1043/2138 (48.8%)

484/1075 (45.0%)

559/1063 (52.6%)

0.0006

  Acute myeloid leukemia

138/395 (34.9%)

50/192 (26.0%)

88/203 (43.3%)

0.0005

  Other leukemias

18/166 (10.8%)

13/95 (13.7%)

5/71 (7.0%)

0.267

 Lymphoma

270/962 (28.1%)

167/504 (33.1%)

103/458 (22.5%)

 

  Hodgkin lymphoma

130/400 (32.5%)

61/200 (30.5%)

69/200 (34.5%)

0.455

  Non-Hodgkin lymphoma excluding Burkitt’s lymphoma

90/340 (26.5%)

64/180 (35.6%)

26/160 (16.3%)

<0.0001

  Burkitt’s lymphoma

37/162 (22.8%)

31/91 (34.1%)

6/71 (8.5%)

0.0002

  Other lymphomas

13/60 (21.7%)

11/33 (33.3%)

2/27 (7.4%)

0.035

 Solid Tumors

827/3187 (25.9%)

435/1556 (28.0%)

392/1631 (24.0%)

 

  Ewing sarcoma

63/164 (38.4%)

39/82 (47.6%)

24/82 (29.3%)

0.025

  Hepatoblastoma

22/139 (15.8%)

15/70 (21.4%)

7/69 (10.1%)

0.112

  Neuroblastoma and ganglioneuroblastoma

237/734 (32.3%)

140/363 (38.6%)

97/371 (26.1%)

0.0004

  Osteosarcoma

78/207 (37.7%)

35/98 (35.7%)

43/109 (39.4%)

0.682

  Rhabdomyosarcoma

121/273 (44.3%)

68/135 (50.4%)

53/138 (38.4%)

0.062

  Wilms tumor

160/424 (37.7%)

66/204 (32.4%)

94/220 (42.7%)

0.036

  Other solid tumors

146/1246 (11.7%)

72/604 (11.9%)

74/642 (11.5%)

0.898

 Central Nervous System Tumors

237/2307 (10.3%)

134/1167 (11.5%)

103/1140 (9.0%)

 

  Astrocytoma

52/982 (5.3%)

26/508 (5.1%)

26/474 (5.5%)

0.909

  Ependymoma

38/197 (19.3%)

24/93 (25.8%)

14/104 (13.5%)

0.044

  Medulloblastoma

36/172 (20.9%)

15/88 (17.0%)

21/84 (25.0%)

0.274

  Other central nervous system tumors

111/956 (11.6%)

69/478 (14.4%)

42/478 (8.8%)

0.009

  1. *P values by Chi square test