Table 2.

Factors associated with Chlamydia trachomatis infection—OR

Variable	C. trachomatis qPCR test				Unadjusted OR (95% CI)	P value χ2
	Positive		Negative
	n	%	n	%
Sex
Female	45	46.9	103	25.5	2.58 (1.63 to 4.08)	<0.001
Male	51	53.1	301	74.5
Children
Yes	71	74	232	57.4	2.11 (1.28 to 3.46)	0.003
No	25	26	172	42.6
Has been taught how to use a condom
No	20	20.8	44	10.9	2.15 (1.2 to 3.86)	0.009
Yes	76	79.2	360	89.1
Consumption of glue/inhalant during intercourse
Yes	13	13.5	25	6.2	2.37 (1.17 to 4.84)	0.015
No	83	86.5	379	93.8
MDMA (ecstasy, molly) consumption during intercourse*
Yes	10	10.4	18	4.5	2.49 (1.11 to 5.59)	0.022
No	86	89.6	386	95.5
Consumption of cocaine during intercourse
Yes	6	6.3	8	2	3.30 (1.12 to 9.75)	0.023
No	90	93.8	396	98
Frequent irritation or discomfort symptoms
Yes	9	9.4	16	4	2.51 (1.07 to 5.86)	0.029
No	87	90.6	388	96
Condom use with casual partner
No	41	62.1	128	47.9	1.18 (1.03 to 3.09)	0.039
Yes	25	37.9	139	52.1
Domestic violence
Yes	29	35.4	91	24.3	1.70 (1.02 to 2.84)	0.040
No	53	64.6	283	75.7
Number of sexual partners in lifetime
>100	16	17.2	38	9.8	1.91 (1.01 to 3.6)	0.043
<100	77	82.8	349	90.2
Urethral discharge
Yes	6	11.8	15	5	2.54 (0.94 to 6.89)	0.059
No	45	88.2	286	95
Consent in past sexual encounters
Non-consensual	25	30.5	80	21.4	1.61 (0.95 to 2.74)	0.076
Consensual	57	69.5	294	78.6
Sleeping in a homeless care centre
Yes	84	87.5	322	79.7	1.78 (0.93 to 3.42)	0.079
No	12	12.5	82	20.3
Heroin consumption
Yes	9	9.4	19	4.7	2.10 (0.92 to 4.79)	0.074
No	87	90.6	385	95.3
Sexual partners in the last 6 months
>50	6	6.6	11	2.8	2.41 (0.87 to 6.71)	0.082
<50	85	93.4	376	97.2
Condom use
No	39	40.6	145	35.9	1.22 (0.78 to 1.93)	0.387
Yes	57	59.4	259	64.1
Has had Syphilis in their lifetime
Yes	24	25	83	20.5	1.29 (0.77 to 2.17)	0.339
No	72	75	321	79.5
Sex work
Yes	12	12.5	42	10.4	1.23 (0.62 to 2.44)	0.550
No	84	87.5	362	89.6
Cannabis consumption
Yes	60	62.5	294	72.8	0.62 (0.39 to 1.00)	0.047
No	36	37.5	110	27.2

*Methylenedioxymethamphetamine (MDMA), commonly known as ecstasy or molly.