Recruiting general practitioners and patients with dementia into a cluster randomised controlled trial: strategies, barriers and facilitators

Table 1 Overview of recruitment rates and recruitment ratios per round of GPs

GP Recruitment round	Contaced GPs (N)	GPs recruited (N)^a	Drop Out (N)	Recruitment rate (%)^b	Recruitment ratio (%)^c
First recruitment round	17	8	1	41.2	25.0
Second recruitment round	486	18	3	3.1	53.6
Third recruitment round	116	6	0	5.2	21.4

Note. ^a includes GPs who signed informed consent. ^b Recruitment rate was calculated as number of successfully participating GPs (recruited GPs minus drop-outs) divided by the number of GPs contacted for recruitment. ^c Recruitment ratio was calculated based on the ratio of successfully participating GPs (recruited GPs minus drop-outs) and the final GP sample (N = 28)

ISSN: 1471-2288