Table 3.

Number of all trials (therapeutic and non-therapeutic) in each working group by year, 2005–2010 at Siteman Cancer Center

	2005	2006	2007	2008	2009	2010	Chi-square	df	p
Leukemia/lymphoma/transplant	28	35	45	59	69	74	33.59	5	<.001
Breast oncology	27	41	40	51	54	50	11.38	5	<.05
Gynecologic oncology	10	16	26	32	39	36	24.89	5	<.001
Gastrointestinal - lower	17	24	28	33	32	23	6.99	5
Gastrointestinal - upper	14	15	16	19	30	29	12.56	5	<.05
Pediatric oncology	12	17	19	20	21	12	4.68	5
Thoracic oncology	9	23	38	42	48	43	32.60	5	<.001
Genitourinary oncology	18	19	26	33	43	32	15.77	5	<.01
Psychosocial factors in cancer care	8	8	7	8	7	6	0.45	5
Head & neck oncology	7	10	20	27	27	23	19.47	5	<.01
Developmental therapeutics	5	4	2	5	7	7	3.60	5
Early detection and screening	4	5	3	2	2	2	2.67	5
Endocrine oncology	3	4	6	7	9	10	5.77	5
Melanoma	2	6	9	15	15	11	13.59	5	<.05
N/A	2	4	9	14	13	16	16.69	5	<.01
Aids related	1	1	1	1	1	1	0.00	5
Musculoskeletal oncology	1	2	2	4	4	4	3.12	5
Nicotine dependence	1	1	1	0	0	1	2.00	5
Community outreach/prevention	1	2	2	1	3	3	2.00	5
Chemoprevention related	0	0	0	1	1	1	3.00	5
Neuro-oncology	0	4	7	9	13	13	17.13	5	<.01
Ecological aspects & cancer care	0	0	0	1	1	0	4.00	5
Other	0	0	1	2	3	1	5.86	5