A randomised controlled trial of personalised decision support delivered via the internet for bowel cancer screening with a faecal occult blood test: the effects of tailoring of messages according to social cognitive variables on participation

Table 6 Descriptive statistics for baseline psychosocial variables in the Per Protocol Sample (N = 2,270)

		Control	Non-tailored	Tailored	Total
Salience & Coherence	Mean	4.31	4.29	4.24	4.28
	SD	0.53	0.57	0.55	0.55
Cancer Worries	Mean	2.80	2.90	2.85	2.85
	SD	1.02	0.98	1.00	1.00
Perceived Susceptibility	Mean	2.80	2.89	2.82	2.83
	SD	0.54	0.57	0.53	0.55
Response Efficacy	Mean	3.72	3.78	3.74	3.75
	SD	0.59	0.53	0.55	0.56
Self-Efficacy	Mean	3.96	3.97	3.96	3.96
	SD	0.62	0.55	0.55	0.57
Faecal Aversion	Mean	2.43	2.45	2.46	2.45
	SD	0.86	0.84	0.81	0.84
Social Influence	Mean	3.48	3.68	3.63	3.59
	SD	0.75	0.68	0.66	0.70

Note: Correlations between variables were low, demonstrating relative independence: Mean r =0.11, Min r =0.01, Max r =0.30.

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