Table 2. Proportion of patients that subsequently entered into clinical trials.

	Study arm				Group total
	Intervention		No intervention
	Col %	Count	Col %	Count	Col %	Count
Entered into trial?
Yes	72.1	62	75.9	66	74.0	128
No, refused	19.8	17	17.2	15	18.5	32
No, not eligible	2.3	2	4.6	4	3.5	6
No, other	5.8	5	2.3	2	4.0	7
Group total	100.0	86	100.0	87	100.0	173