Table 5.

Evaluation of the letters (range: (1) not at all – (5) completely)

	New letter (N = 389)	PHS letter (n = 346)	p
	M (SD)	M (SD)
Clearness	4.43 (.74)	4.39 (.83)	.41
Completeness	4.10 (.84)	4.22 (.73)	.03
Understandability	4.43 (.68)	4.42 (.70)	.84
Intention to visit the website	2.22 (1.33)	2.26 (1.28)	.73
Importance of visiting the website	2.51 (1.23)	2.57 (1.23)	.57
Attitude towards chlamydia testing	3.29 (.79)	3.23 (.75)	.30
Attitude towards sending back a chlamydia test.	3.70 (.96)	3.78 (.97)	.25
Attitude towards requesting the results of the chlamydia test	3.74 (.86)	3.79 (.80)	.47