Table 1:

Participant characteristics and sexual risk behaviors among men who have sex with men and transgender women stratified by HIV-1 seroconversion; Lima, Peru 2018–19 (N=102)

	HIV-1 Seroconverters				HIV-1 Uninfected Controls		p-value†
	n	%		n		%
Baseline	n=8			n=94
Age‡	25 (22–31)			24 (21–29)			0.62
Gender
Cisgender male	6	75		76		80.9	0.69
Transgender female	2	25		18		19.2
Rectal GC/CT
Negative	2	25		53		56.4	0.14
Positive	6	75		41		43.6
Syphilis
Negative	7	87.5		91		96.8	0.28
Positive	1	12.5		3		3.2
Sexual partners last month‡	4.5 (2.5–5.5)			6 (2.5–10)			0.39
RAI partners last month‡	4.5 (2.5–8)			4 (2–7)			0.71
CRAI partners last month‡	2.5 (1–4)			3 (1–4)			0.93
3-month follow-up	n=8			n=89
Rectal GC/CT
Negative	7	87.5		75		84.3	1.00
Positive	1	12.5		14		15.7
Sexual partners‡	3 (0.5–3.5)			2 (1–4)			0.69
RAI partners last month‡	2 (0.5–3)			2 (1–3)			0.79
CRAI partners last month‡	0.5 (0–1.5)			1 (0–2)			0.71
6-month follow-up	n=7			n=88
Rectal GC/CT
Negative	7	100		79		89.8	0.49
Positive	0	0		9		10.2
Sexual partners last month‡	3 (0–4)			2 (1–5)			0.94
RAI partners last month‡	3 (0–4)			1 (0.5–3)			0.72
CRAI partners last month‡	0 (0–1)			0 (0–1)			0.29
Month prior to seroconversion	n=8			n=88
Sexual partners‡	3 (0.5–3.5)			2 (1–4)			0.69
RAI partners‡	2 (0.5–3)			2 (1–3)			0.79
CRAI partners‡	1 (0–1.5)			1 (0–2)			0.93

^†Calculated using Fisher’s exact or Kruskal-Wallis tests

^‡Median (interquartile range)

GC/CT = gonorrhea/chlamydia infection; RAI = receptive anal intercourse; CRAI = condomless receptive anal intercourse