Using intervention mapping for the development of a targeted secure web-based outreach strategy named SafeFriend, for Chlamydia trachomatis testing in young people at risk

Table 2 Performance and change objectives for the behavioural outcome: high risk young people get tested for Chlamydia (Ct)

Determinants
Performance objectives	Knowledge	Attitude	Perceived social norms	Risk perception	Self-efficacy
PO1.1: Young people appraise effects of Ct and personal risk	K1.1: Describe different STI and in particular asymptomatic diseases	A1.1: Express positive attitude towards self assessment of Ct risk		R1.1: Aware of the possibility of getting a Ct infection
	K1.2: Describe Ct effects			R1.1: Aware of the possibility of getting a Ct infection
PO1.2: Young people decide to get tested for Ct	K1.3: Describe test procedure and test options for Ct			R1.2: Aware of the health risk of not getting tested
PO1.3: Young people ask for Ct testing					SE1.1: Express confidence in ability to ask for testing option (home based test kits or appointment STI centre)
PO1.4: Young people get tested for Ct		A1.2: Express positive attitude towards test procedure and results.	SN1.1: Recognize social acceptance of Ct testing among young people

ISSN: 1471-2458