Table 1.

Retest rates per group and determinants of repeat testing, CRI study Rotterdam 2012

				Univariate logistic regression			Multivariate (n = 216)
	N invited	n tested	% tested	OR	95% CI	p	OR	95% CI	p
Type of test offered (n = 216)
Test-kit by post	109	50	45.9	2.8	(1.5-5.0)	0.001	2.9	(1.6-5.4)	<0.01
Invitation to STI clinic	107	25	23.4	1
Gender (n = 216)
Male	65	10	15.4	1
Female	151	65	43.0	4.2	(2.0-8.8)	<0.001	4.3	(2.0-9.4)	<0.001
Age (n = 216)
15-19 years	47	15	31.9	1.0	(0.5-2.3)	0.94			ns
20-24 years	105	40	38.1	1.4	(0.7-2.6)	0.37
25 years and above	64	20	31.3	1
Ethnicity (n = 216)
Dutch	99	38	38.4	1		0.30			ns
non-Dutch	117	37	31.6	0.7	(0.4-1.3)
Educational level (n = 216)
Low	58	16	27.6	0.8	(0.4-1.8)	0.62			ns
Medium	82	35	42.7	1.6	(0.8-3.1)	0.15
High	76	24	31.6	1
CT infection previously to infection at T0 (n = 216)
Yes	61	26	42.6	1.6	(0.9-3.0)	0.13
No	155	49	31.6	1					ns
Complaints reported at T1 (n = 119)
Yes	47	29	61.7	1.09	(0.5-2.3)	0.83
No	72	43	59.7	1
No of partners in past 6 months at T0 (n = 215)
0 partners	6	3	50.0	1.7	(0.3-8.9)	0.55			ns
1 partner	72	27	37.5	1
2 partners	57	26	45.6	1.4	(0.7-2.8)	0.35
3 or more partners	80	19	23.8	0.5	(0.3-1.0)	0.07
No of partners in past 6 months at T1 (n =119)
0 partners	7	3	42.9	0.5	(0.1-2.3)	0.35			ns
1 partner	52	32	61.5	1
2 partners	29	19	65.5	1.2	(0.5-3.1)	0.72
3 or more partners	31	18	58.1	0.9	(0.4-2.1)	0.75
Sex with old not treated partner(s) (n = 118) T1
No	42	26	61.9	1					ns
Yes	41	23	56.1	0.8	(0.3-1.9)	0.59
Not relevant, no sex with old partner	35	23	65.7	1.2	(0.5-3.0)	0.73
New sex partner since treatment (n = 119) T1
Yes	60	38	63.3	1.2	(0.6-2.5)	0.68			ns
No	59	34	57.6	1
Sexual Risk (n = 113) T1
No old or new partners	50	31	62.0	1					ns
Risk through old partners only	25	16	64.0	1.1	(0.4-3.0)	0.87
Risk through new partners only	24	16	66.7	1.2	(0.4-3.4)	0.70
Risk through new as well as old partners	14	7	50.0	0.6	(0.2-2.0)	0.42