Sexual behavior, clinical outcomes and attendance of cervical cancer screening by HPV vaccinated and unvaccinated sexually active women

Figures & data

Table 1. Main study participants socio-demographic and health characteristics by vaccination status

Characteristic	Vaccinated, N = 1002 (%)*	Unvaccinated, N = 473 (%)*	Total, N = 1475 (%)*
Age at the time of the study (years)**
17–19	564 (56)	41 (9)	605 (41)
20–22	354 (35)	131 (28)	485 (33)
23–29	84 (8)	301 (64)	385 (26)
Born in Canada	935 (93)	423 (89)	1358 (92)
Ethnicity
French Canadian	879 (88)	380 (80)	1259 (85)
Other	117 (12)	92 (20)	209 (15)
Recruited in an educational institution	901 (90)	311 (66)	1212 (82)
The highest completed degree
Primary or secondary school	606 (60)	207 (44)	813 (55)
College	314 (31)	154 (33)	468 (32)
University	62 (6)	103 (22)	165 (11)
Other or missing information	20 (2)	9 (2)	29 (2)
Sexual orientation**
Heterosexual	899 (90)	400 (85)	1299 (88)
LGBTQ	103 (10)	72 (15)	175 (12)
Ever had sex**
With males only	858 (86)	358 (76)	1216 (82)
Both males and females or females only	143 (14)	114 (24)	257 (18)
Drug consumption during sexual relations
Never or a few times	915 (91)	427 (90)	1342 (91)
More than half of time	85 (8)	43 (9)	128 (9)
Age at sexual debut (years)**
9–14	228 (23)	143 (30)	371 (25)
15–16	434 (43)	151 (32)	585 (40)
≥17	308 (31)	169 (36)	477 (32)
Use of contraception measures**
Condom	452 (45)	180 (38)	632 (43)
Hormonal methods	460 (46)	218 (46)	678 (46)
Other methods	17 (2)	15 (3)	32 (2)
Neither method	66 (7)	58 (12)	124 (8)
Number of sexual partners during last 12 months***
1–2	752 (75)	336 (71)	1088 (74)
3–4	129 (13)	71 (15)	200 (14)
≥5	121 (12)	66 (14)	187 (13)
Had a history of a STI**
Yes	104 (10)	132 (28)	236 (16)
No	893 (89)	338 (71)	1231 (83)
Had a history of anogenital warts**
Yes	22 (2.2)	55 (11.6) **	77 (5)
No	967 (97.8)	409 (88.4)	1376 (95)
Had a Pap test**
Yes	509 (51)	362 (77)	871 (59)
No	461 (46)	92 (19)	553 (37)

*Differences in numbers are due to missing answers to some questions. **p < 0.05; ***the only variable presented for last 12 months; all other variables are presented for life long period.

Table 2. Sexual behavior, clinical outcomes and attendance of cervical cancer screening program by HPV vaccinated and unvaccinated sexually active women (multivariate analysis)

		Relative risk (95%CI)
Variables			Crude	Adjusted*
Sexual behavior	Three or more sexual partners during last 12 months
	Vaccinated		0,86 (0,72–1,03)	0,91^a (0,76–1,09)
	Unvaccinated		Ref.	Ref.
	Use of contraception
	Vaccinated		1.08 (1.04–1.13)	1.01^b (0.97–1.06)
	Unvaccinated		Ref.	Ref.
Sexually transmited infections (STI)	Diagnosis of a STI during last 12 months
	Vaccinated		0,37 (0,27–0,53)	0,63 ^c (0,44–0,90)
	Unvaccinated		Ref	Ref
Vaccination and « Pap test »	Had a Pap test during last 12 last months
	Vaccinated		0,57 (0,51–0,64)	0,98^d (0,90–1,07)
	Unvaccinated		Ref	Ref

* For the adjusted analysis, variables with missing values were excluded from the adjusted analysis: ^a Adjusted for region of recruitment, gender of sexual partners, age at the first intercourse and education level ^b Adjusted for age, gender of sexual partner, having a family physician and education level; ^c Adjusted for age, level of knowledge about STI and number of sexual partners during last 12 months; ^d Adjusted for age, ethnicity, use of contraception, having a family physician, level of knowledge about STI and number of sexual partners during the life.