The feasibility of a single-blinded fast-track pragmatic randomised controlled trial of a complex intervention for breathlessness in advanced disease

Table 6 Obtained and missing data measurement points for patients and carers in BIS Phase II RCT

ID No.	Interview no.
	t1		t2		t3		t4		t5
	Pt	Carer	Pt	Carer	Pt	Carer	Pt	Carer	Pt	Carer
001	D	D	D	D	D	D	n/a	n/a	n/a	n/a
003	D	D	D	D	D	D	D	D	D	D
004	D	D	D	D	D	D	DI	DI	D	D
005	D	D	D	D	D	D	n/a	n/a	n/a	n/a
006	D	D	D	D	D	D	D	DP	D	D
009	D	D	D	D	D	D	n/a	n/a	n/a	n/a
011	D	D	D	D	D	D	D	D	D	D
013	D	D	D	D	D	D	n/a	n/a	n/a	n/a
014	D	U	D	U	D	U	n/a	n/a	n/a	n/a
016	D	D	D	D	D	D	n/a	n/a	n/a	n/a
017	D	D	D	D	D	D	DP	DP	D	D
019	D	D	D	X	D	DP	DP	DP	D	D
020	D	D	D	D	D	D	n/a	n/a	n/a	n/a
No. taped	13	12	13	11	13	11	3	2	6	6
No. of interviews/total sought	13/13	12/13	13/13	11/13	13/13	12/13	6/6	6/6	6/6	6/6

Key:
D = completed data collection point by interview and taped
DI = completed data collection point by interview, but not taped
DP = completed data collection point postally (at patient/carer request due to holiday), but not taped
n/a = not applicable i.e. in fast-track group
X = data collection point missed due to carer burden (family illness and other caring commitments)
U = carer unavailable due to house move

ISSN: 1472-684X