Table 2.

Study inclusion and exclusion criteria

Inclusion criteria of patients	Exclusion criteria
Age 28–48 years	Trichomonas vaginalis infection
regular menstrual cycles	sexual intercourse during previous 4 days
sexually active	antibiotic therapy during past 2 weeks
normal Pap smear obtained within previous 12 months	vaginal spotting
absence of symptoms of genital infection	pregnancy and puerperium
	hormonal contraception
	active malignant disease
	fever in the previous 4 days
	smoking
	lack of informed consent