Table 1.

Frequency of patients’ preferences verbalised during interview

Treatment number	Most preferred (n)	Least preferred (n)
1 = No treatment	1	26
2 = Drugs to treat symptoms	12	7
3 = Drugs to prevent symptoms	10	3
4 = Drugs to prevent symptoms and reduce risk of heart attacks	21	0
5 = Balloon angioplasty	6	4
6 = CABG	3	14
7 = Keyhole surgery	7	7
Drug treatments	43	10
Surgical treatments	16	25
No treatments	1	26

During the interviews, patients were asked to choose their most and least preferred treatments from three random triads of seven treatments. Each treatment was used a total of 27 times in the 21 interviews.