Table 1

Re-attendance and retesting between 1.5 and 4 months after a positive test

	Individuals with positive test^*, n	Within 1.5–4 months of initial positive test
		Re-attended and retested		Re-attended but not retested		Did not re-attend		Positive at retest^†
		n (%)	p Value	n (%)	p Value	n (%)	p Value	n (%)	95% CI	p Value
Overall	285	70 (24.6)		90 (31.6)		125 (43.9)		11 (19.0)	9.9 to 31.4
Age group, years
16–19	73	25 (34.2)	0.04	22 (30.1)	0.79	26 (35.6)	0.23	2 (10.0)	1.2 to 31.7	0.45
20–24	134	32 (23.9)		41 (30.6)		61 (45.5)		6 (23.1)	9.0 to 43.6
25–29	78	13 (16.7)		27 (34.6)		38 (48.7)		3 (25.0)	5.5 to 57.2
Sex
Men	90	13 (14.4)	0.01	27 (30.0)	0.70	50 (55.6)	0.01	5 (38.5)	13.9 to 68.4	0.04
Women	195	57 (29.2)	0.01	63 (32.3)	0.70	75 (38.5)	0.01	6 (13.3)	5.1 to 26.8	0.04
Area of residence
Metropolitan	182	46 (25.3)	0.80	59 (32.4)	0.72	77 (42.3)	0.91	8 (19.5)	8.8 to 34.9	0.95
Non-metropolitan	86	23 (26.7)	0.80	26 (30.2)	0.72	37 (43.0)	0.91	3 (18.8)	4.0 to 45.6	0.95

Statistically significant p values are shown in boldface.
↵* Initial positive test between 1 January 2008 and 2 September 2009.
↵† Based on retest where a result is known; overall 58 (82.9%) of individuals retested in 1.5–4 months have a result known.