Table 2.

Number of and percent of NG/CT testing episodes among STD clinic patients by pathogen, STD Surveillance Network, 2015-2018.

	Total Episodes (n=190,589)	Episodes among MSM (n=75,343)	Episodes among Heterosexual men (n=64,815)	Episodes among Women (n=50,431)
	# (%) Positive	# (%) Positive	# (%) Positive	# (%) Positive
No infection detected	153,701 (80.6)	56,999 (75.7)	52,724 (81.3)	43,978 (87.2)
CT only	18,235 (9.6)	7,048 (9.4)	6,968 (10.8)	4,219 (8.4)
NG only	14,265 (7.5)	8,638 (11.5)	4,014 (6.2)	1,613 (3.2)
Co-infection with NG and CT	4,388 (2.3)	2,658 (3.5)	1,109 (1.7)	621 (1.2)

^*Genital indicates urine or urethral specimens in men; urine or cervical/vaginal specimens in women.

ACRONYMNS: STD=sexually transmitted disease; MSM=gay, bisexual, and other men who have sex with men; NG=gonorrhea; CT=chlamydia