Bacterial vaginosis is associated with uterine cervical human papillomavirus infection: a meta-analysis

BMC Infectious Diseases

Table 1 Characteristics of the selected studies included in the meta-analysis BV - HPV

Year of publication	Authors	Country	Study Design	Nr cases enrolled	Participants	Age range (Years)	HPV Diag	HPV Prev (%)	BV Diag	BV Prev (%)
1995	Peters et al[18]	Netherlands	CS	280	referred	20 - 66	PCR	71.1	Mod Amsel	20.0
1997	Sikström et al[20]	Sweden	CS	972	attendees	-	FISH	6.8	Amsel	13.0
2001	Castle et al[21]	Costa Rica	CS	8582	screened	-	PCR	59.6	Nugent	37.8
2003	Mao et al[23]	USA	FU	516	screened	18 - 24	PCR	22.8	Amsel	3.0
2003	Boyle et al[22]	UK	CS	379	attendees	16 - 58	PCR	21.1	Amsel	30.9
2004	da Silva et al[14]	Brazil	CS	52	attendees	15 - 35	PCR	50.0	Amsel	34.6
2005	Watts et al[17]*	USA	CS	2229	attendees (HIV and high-risk)	-	PCR	56.1	Nugent	43.7
2005	Samoff et al[24]*	USA	FU	151	attendees	13 - 19	PCR	53.5	Nugent	47.2
2008	Figueiredo et al[15]	Brazil	CS	228	referred	-	PCR	84.2	Clue cells	17.0
2009	Verteramo et al[26]	Italy	CS	857	attendees	17 - 58	PCR	31.0	Amsel	6.3
2009	Nam et al[25]	South-Korea	CS	510	referred	-	PCR	69.1	Amsel	11.0
2009	Rahkola et al[13]	Finland	CS	328	mix	18 - 69	PCR	53.3	Clue cells	15.2

** Prevalence and incidence study
Abbreviations: HPV = Human Papillomavirus; BV = Bacterial vaginosis, PCR = Polymerase Chain Reaction, FISH = Fluorescent In Situ Hybridization, CS = Cross-sectional study, FU = Follow-up study, Diag = diagnosis, Prev = Prevalence
Participants: referred (women referred to colposcopy clinic because of abnormal Pap-smear), attendees (women attending family planning or obstetrics and gynaecology clinics), screened (population sample, screening), mix (referred, attendees and/or screened)

ISSN: 1471-2334