Table 3. Prevalence and the risk factors of positive PCR for U. urealyticum and M. genitalium in secondary infertile women

Characteristics	Positive PCR for U. urealyticum n=36		p-value	Positive PCR for M. genitalium n=2		p-value
	n / Total (%)	OR (95% CI)*		n / Total (%)	OR (95% CI)*1
Age
< 35	24 (35.8)	0.74	0.415	2 (3.0%)	-	1
≥ 35	12 (42.9%)	[0.30-1.83]		0
Occupation
Manual work	13 (31.7%	1.60	1.17	1 (2.4%)	0.76	1
Office work	23 (42.6%)	[0.68-3.74]		1 (1.9%)	[0.05-12.44]
Geography
Urban	15 (42.9%)	1.39	0.58	0	-	0.53
Non-urban	21 (35.0%)	[0.59-3.27]		2 (3.3%)
Educational levels
School grade	12 (31.6%)	0.64	0.30	1 (2.6%)	1.51 [0.0924.96]	1
College / University grade	24 (42.1%)	[0.27-1.50]		1 (1.8%)
Infertility duration
< 3 years	15 (40.5%)	1.201	0.18	1 (2.7%)	1.583	1
≥ 3 years	21 (36.2%)	[0.52-2.80]		1 (1.7%)	[0.10-26.11]
History of GTI
Yes	10 (45.5%)	1.51	0.695	1 (4.5%)	3.43	0.41
No	26 (35.6%)	[0.57-3.96]		1 (1.4%)	[0.21-57.18]
History of miscarriage
Yes	22 (36.7%)	0.868	0.104	2 (3.3%)		0.53
No	14 (40.0%)	[0.37-2.04]		0
Wet-mount results
Normal microbiota	23 (32.9%)			2 (100%)
Abnormal	13 (52%)			0
Bacterial vaginosis	10 (58.8%)	2.857 [0.976-8.367]	0.05
Candidiasis	2 (28.6%)	0.653 [0.117-3.460]	0.706
Trichomoniasis	1 (100%)		0.379
Aerobic vaginitis **	2 (100%)		0.141

U. urealyticum: Ureaplasma urealyticum; M. genitalium: Mycoplasma genitalium; GTI: genital tract infection
non-adjusted odds ratio;
these 2 cases of aerobic vaginitis were detected in coinfection with Candidiasis.