Table 1.

Summary of M. genitalium prevalence according to various studies in women.

Source	Study design	Study population	Overall M. genitalium prevalence (%)
Gaydos et al. [2]	Cross-sectional study	324 women attending STI clinics in Baltimore. Detected by transcription mediated amplification from vaginal, endocervical, and urine swabs	19.2
Oakeshott et al. [8]	Prospective study	2378 sexually active female students (mean age of 21) followed up between 2004 and 2008 in London. Tested vaginal swabs by PCR	3.3
Haggerty et al. [15]	Multicenter randomized controlled prospective study, PEACH study	Stored cervical and endometrial specimens of 682 women treated with cefoxitin and doxycycline for clinically suspected PID tested by PCR	15
Clarivet et al. [25]	Cross-sectional study	743 asymptomatic women attending free and anonymous STI clinics from April to August 2009. Detected by PCR in first void urine (FVU) sample	0.1
Falk et al. [23]	Cross-sectional study	465 female STI clinic attendees (mean age of 24) in Orebro, Sweden. Tested FVU and endocervical samples by PCR	6
Hancock et al. [26]	Cross-sectional study	1090 women attending the Public Health-Seattle & Kig County STI Clinic in Seattle, WA. M. genitalium detected by TMA from self-obtained vaginal swabs	7.7
Bjartling et al. [27]	Cross-sectional case-control study	679 women attending a gynecological outpatient clinic from 2003 through 2008. Tested urine and vaginal swabs by PCR	2.1
Uno et al. [28]	Cross-sectional study	200 women visiting the Obstetrics and Gynecology Department in Kizawa Memorial Hospital and Jaysaki Women's Clinic in Japan. Tested cervical swabs using PCR.	6.8
Gomih-Alakija et al. [29]	Cross-sectional study	350 female sex workers aged 18–50 years in Nairobi, Kenya. Tested cervical samples by TMA	12.9
Bradshaw et al. [30]	Prospective study	313 women attending Melbourne Sexual Health Center, Australia, between March 2005 and November 2007 with cervicitis/pelvic inflammatory disease and sexual contacts of proven M. genitalium, infected partners. Cervical, vaginal swabs, or FVU samples analyzed by PCR	10
Andersen et al. [31]	Cross-sectional study	921 women aged 21–23 provided self-collected vaginal samples by PCR	2.3