Table 2. Characteristics of HIV-infected patients, by treatment invoices within 2 years of HIV diagnosis, Estonia, 2014–2015 (n = 538).

Patient characteristics	Treatment invoices				p value
	No (n = 95)		Yesa (n = 443)
	n	%	n	%
Sex
Male	73	21.7	263	78.3	0.001
Female	22	10.9	180	89.1
Age group (years)
< 30	14	8.4	153	91.6	0.001
30–39	44	22.3	153	77.7
> 39	37	21.3	137	78.7
Estonian region where HIV was diagnosed
Ida-Viru county	38	16.7	190	83.3	0.8
Harju county	50	18.7	217	81.3
Rest of Estonia	7	16.3	36	83.7
Setting of HIV diagnosis
Family practitioner	3	7.3	38	92.7	0.003
Emergency medicine	4	19.1	17	80.9
Infectious diseases clinics, including anonymous testing	38	21.5	139	78.5
Gynaecology and obstetrics	4	8.0	46	92.0
Specialist doctors	16	12.1	116	87.9
Other	1	10.0	9	90.0
Prison	20	33.9	39	66.1
Unknown	9	18.8	39	81.2
HIV transmission mode
Heterosexual	43	14.2	259	85.8	0.06
MSM	3	14.3	18	85.7
Injecting drug use	25	20.5	97	79.5
Unknown	24	25.8	69	74.2

MSM: men who have sex with men.

^a The target group.