Table 4.

Summary of results of decision tree analysis of costs of chlamydia, gonorrhea, and trichomoniasis: Components of lifetime medical cost per infection

Outcome of infection	Percentage of infections in which outcome occurs		Contribution of outcome to average cost per infection
	Men	Women	Men	Women
Chlamydia
Symptomatic infection, treated, no sequelae	14.8%	22.7%	$22.63	$34.06
Symptomatic infection, not treated, sequelae	0.0%	0.3%	$0.08	$7.93
Symptomatic infection, not treated, no sequelae	1.0%	2.4%	$0.00	$0.00
Asymptomatic infection, treated, sequelae	0.0%	1.1%	$0.00	$28.09
Asymptomatic infection, treated, no sequelae	11.5%	16.9%	$17.65	$25.35
Asymptomatic infection, not treated, sequelae	1.5%	6.8%	$5.45	$166.74
Asymptomatic infection, not treated, no sequelae	71.2%	49.8%	$0.00	$0.00
Total of all outcomes of chlamydial infection	100.0%	100.0%	$45.80	$262.17
Gonorrhea
Symptomatic infection, treated, no sequelae	43.8%	23.6%	$72.31	$29.44
Symptomatic infection, not treated, sequelae	0.3%	0.9%	$1.13	$23.12
Symptomatic infection, not treated, no sequelae	14.8%	6.9%	$0.00	$0.00
Asymptomatic infection, treated, sequelae	0.0%	0.3%	$0.00	$7.22
Asymptomatic infection, treated, no sequelae	0.8%	4.4%	$1.36	$5.48
Asymptomatic infection, not treated, sequelae	0.8%	7.7%	$3.02	$188.28
Asymptomatic infection, not treated, no sequelae	39.5%	56.3%	$0.00	$0.00
Total of all outcomes of gonococcal infection	100.0%	100.0%	$77.81	$253.53
Trichomoniasis
Symptomatic infection, treated	3.3%	16.8%	$4.97	$35.82
Symptomatic infection, not treated	4.8%	2.4%	$0.00	$0.00
Asymptomatic infection, not treated	91.9%	80.8%	$0.00	$0.00
Total of all outcomes of Trichomonas vaginalis infection	100.0%	100.0%	$4.97	$35.82

Costs are in 2019 US dollars.