Table 1.

Study interventions by phase and arm

Eligibility Phase 1	Arm	Intervention Phase 2.1	Intervention Phase 2.2	Evaluation Phase 3.1	Evaluation Phase 3.2
Information Sheet + Eligibility Questionnaire (EQ) then eligible participants randomised to study Arm	Internet-based Tailored PDS	Information Sheet Baseline survey (BS) Receipt of tailored messages Electronic version of NBCSP consumer information booklet	FOBT kit received Reminder to revisit tailored messages and consumer information booklet	Endpoint survey (ES)	Telephone qualitative interview (subset)
	Internet-based non-tailored PDS	Information Sheet Baseline Survey Electronic version of NBCSP consumer information booklet	FOBT kit received Reminder to revisit consumer information booklet	Endpoint survey	Telephone qualitative interview (subset)
	Paper-based non-tailored (usual practice)	Information Sheet Baseline Survey	FOBT kit received Printed version of NBCSP consumer information booklet	Endpoint survey	Telephone qualitative interview (subset)