Sociodemographic determinants of catch-up HPV vaccination completion between 2016-2019 in Norway

Figures & data

Table 1. Characteristics of study participants: women born between 1991 and 1996 who were offered free catch-up HPV vaccination between 1 November 2016 and 30 June 2019 in Norway (N = 4,967)

	No vaccination			Partial vaccination			Complete vaccination
	Sample		Weighted % (95% CI)	Sample		Weighted % (95% CI)	Sample		Weighted % (95% CI)
	n	%		n	%		n	%
Overall	1,205	24.3	30.2 (28.5-31.9)	298	6.0	6.5 (5.7-7.5)	3,464	69.7	63.4 (61.6-65.1)
Country of origin (study participant) (n=4,961)
Norway	973	22.0	24.1 (22.8-25.5)	255	5.8	5.8 (5.1-6.5)	3,193	72.2	70.1 (68.7-71.5)
EU, USA, Canada, Australia, New Zealand	86	40.0	39.8 (33.4-46.5)	17	7.9	8.0 (5.0-12.5)	112	52.1	52.2 (45.6-58.9)
Asia, Africa, Latin America, Oceania, Europe (outside EU)	142	43.7	43.9 (38.6-49.4)	26	8	8.1 (5.6-11.6)	157	48.3	48.0 (42.6-53.4)
Duration of residence in Norway for non-Norwegians (study participant) (n=546)
0-4 years	99	51.3	50.9 (43.8-57.9)	16	8.3	8.1 (5.0-12.9)	78	40.4	41.1 (34.3-55.4)
5-9 years	39	50.0	50.7 (39.7-61.7)	4	5.1	5.1 (1.9-12.9)	35	44.9	44.2 (33.6-55.4)
10 years or more	94	34.2	33.9 (28.5-39.8)	23	8.4	8.8 (5.9-12.9)	158	57.5	57.3 (51.3-63.1)
Country of origin (caregivers) (n=4,395)
Both caregivers from Norway	769	20.9	22.6 (21.2-24.1)	207	5.6	5.5 (4.8-6.3)	2,703	73.5	71.9 (70.3-73.4)
At least one caregiver from EU, USA, Canada, Australia, New Zealand	77	27.7	32.7 (25.8-40.5)	20	7.2	9.1 (5.4-15.1)	181	65.1	58.2 (50.4-65.6)
At least one caregiver from Asia, Africa, Latin Americ,a Oceania, Europe (outside EU)	154	35.2	40.8 (35.3-46.6)	27	6.2	7.2 (4.7-11.0)	257	58.7	51.9 (46.3-57.6)
Region of residence (n=4,967)
Akershus og Oslo	342	23	29.1 (26.1-39.3)	114	7.7	7.8 (6.2-9.8)	1,030	69.3	63.1 (59.8-66.3)
Hedmark og Oppland	87	29.6	32.5 (26.4-39.3)	11	3.7	6.0 (3.0-11.7)	196	66.7	61.5 (54.5-68.1)
Østlandet ellers	241	31.8	37.7 (33.4-42.2)	34	4.5	5.2 (3.4-7.9)	482	63.7	57.1 (52.6-61.5)
Agder og Rogaland	167	24.7	30.2 (25.9-35.0)	43	6.4	6.5 (4.5-9.2)	465	68.9	63.3 (58.5-67.8)
Vestlandet	169	20.7	28.1 (24.1-32.5)	45	5.5	7.0 (5.0-9.8)	604	73.8	64.9 (60.4-69.1)
Trøndelag	95	18.3	25.4 (20.6-30.9)	26	5	4.3 (2.9-6.3)	399	76.7	70.4 (65.0-75.3)
Nord-Norge	104	24.9	27.4 (22.5-32.8)	25	6	6.2 (3.8-9.9)	288	69.1	66.5 (60.8-71.7)
Marital status (n=4,967)
Single	348	21.6	27.9 (25.1-30.9)	76	4.7	5.5 (4.1-7.2)	1,187	73.7	66.6 (63.5-69.6)
In a relationship	187	19.4	25.3 (21.7-29.2)	62	6.4	6.9 (5.1-9.4)	717	74.2	67.8 (63.8-71.6)
Cohabitating	461	24.4	28.4 (25.9-31.1)	126	6.7	6.8 (5.6-8.3)	1,305	69	64.8 (62.0-67.4)
Married	195	40.9	46.4 (40.8-52.0)	33	6.9	7.7 (5.1-11.6)	249	52.2	45.9 (40.4-51.5)
Separated	14	66.7	64.0 (38.5-83.5)	1	4.8	7.3 (1.0-37.6)	6	28.6	28.7 (11.8-54.8)
Children (n=4,967)
Yes	395	40.1	45.7 (41.9-49.5)	73	7.4	7.4 (5.6-9.7)	518	52.5	47.0 (43.2-50.8)
No	810	20.4	26.0 (24.1-27.8)	225	5.7	6.3 (5.3-7.4)	2,946	74	67.8 (65.8-69.7)
Highest completed education (n=4,967)
Primary	282	45.4	47.7 (43.3-52.2)	41	6.6	7.6 (5.4-10.7)	298	48	44.7 (40.3-49.1)
Secondary	441	32.3	36.7 (33.6-39.9)	83	6.1	6.4 (5.0-8.2)	841	61.6	56.9 (53.7-60.1)
University or college	482	16.2	20.2 (18.3-22.4)	174	5.8	6.2 (5.1-7.5)	2,325	78	73.6 (71.3-75.7)
Household income after tax (in NOK) (n=4,872)
P10 214000	319	19.8	26.6 (23.7-29.7)	100	6.2	6.8 (5.3-8.6)	1,191	74	66.7 (63.5-69.6)
P20 266000	162	31.2	37.9 (32.8-43.3)	30	5.8	6.7 (4.3-10.3)	327	63	55.4 (50.0-60.7)
P30 305000	111	28.8	32.6 (27.0-38.8)	23	6	6.0 (3.7-9.5)	251	65.2	61.4 (55.2-67.3)
P40 339000	107	29.1	36.5 (30.4-43.1)	21	5.7	6.5 (3.8-10.7)	240	65.2	57.0 (50.5-63.3)
P50 372000	106	29	34.3 (28.5-40.7)	18	4.9	5.8 (3.3-10.0)	241	66	59.9 (53.5-66.0)
P60 408000	79	22.4	27.8 (17.9-28.6)	18	5.1	6.2 (3.6-10.6)	256	72.5	66.0 (59.4-72.1)
P70 450000	72	20.3	22.8 (17.9-28.6)	17	4.8	4.8 (2.8-8.1)	266	74.9	72.4 (66.5-77.7)
P80 507000	89	24.7	26.0 (21.0-31.7)	24	6.7	7.3 (4.5-11.7)	247	68.6	66.7 (60.6-72.3)
P90 606000	70	20.5	21.2 (16.5-26.8)	22	6.4	6.4 (3.9-10.3)	250	73.1	72.4 (66.4-77.8)
P100 >606001	46	21.4	23.6 (17.5-31.2)	20	9.3	9.4 (5.6-15.5)	149	69.3	66.9 (59.0-74.0)
	Median (range)			Median (range)			Median (range)
Age (n=4,967)	26 (23-28)			26 (23-28)			26 (23-28)

Table 2. Sociodemographic characteristics of women who were offered free catch-up HPV vaccination in Norway between 1 November 2016 and 30 June 2019, with those not receiving any vaccination as reference group

	Partial vaccination (N=298)						Complete vaccination (N=3,464)
	Univariable analysis			Multivariable analysis			Univariable analysis			Multivariable analysis
	OR	95% CI	p	aOR	95% CI	p	OR	95% CI	p	aOR	95% CI	p
Country of origin (study participant) (n=4,961)			.186			.517			<.001***			.231
Norway	Ref.						Ref.
EU, USA, Canada, Australia, New Zealand	0.75	0.44-1.29		1.19	0.57-2.49		0.40	0.30-0.53		0.71	0.46-1.10
Asia, Africa, Latin America, Oceania, Europe (outside EU)	0.70	0.30-0.53		1.53	0.82-2.86		0.34	0.27-0.43		0.85	0.59-1.23
Duration of residence in Norway for non-Norwegians (study participant) (n=546)			.053			.178			<.001***			<.001***
0-4 years	Ref.						Ref.
5-9 years	0.64	0.20-2.02		0.65	0.19-2.21		1.14	0.66-1.96		1.41	0.75-2.67
10 years or more	1.61	0.94-2.78		1.82	0.78-4.25		3.99	2.94-5.41		2.65	1.58-4.43
Country of origin (caregivers) (n=4,395)
Both caregivers from Norway	Ref.						Ref.
At least one caregiver from EU, USA, Canada, Australia, New Zealand	1.05	0.63-1.75	.840	0.85	0.49-1.48		0.81	0.61-1.06	.128	0.72	0.52-0.98
At least one caregiver from Asia, Africa, Latin America, Oceania, Europe (outside EU)	0.68	0.44-1.05	.079	0.57	0.35-0.95	.038*	0.55	0.44-2.85	<.001***	0.57	0.44-0.74	.031*
Region of residence (n=4,967)			<.001***			.005**			<.001***			<.001***
Akershus og Oslo	Ref.						Ref.
Hedmark og Oppland	0.38	0.20-0.74		0.38	0.19-0.77		0.75	0.57-0.99		0.87	0.64-1.18
Østlandet ellers	0.42	0.28-0.64		0.47	0.30-0.73		0.66	0.55-0.81		0.84	0.68-1.05
Agder og Rogaland	0.77	0.52-1.15		0.87	0.58-1.32		0.93	0.75-1.15		1.19	0.94-1.51
Vestlandet	0.80	0.54-1.18		0.90	0.60-1.35		1.19	0.96-1.46		1.45	1.15-1.83
Trøndelag	0.82	0.51-1.33		0.96	0.58-1.58		1.40	1.08-1.80		1.74	1.32-2.31
Nord-Norge	0.72	0.44-1.17		0.84	0.50-1.39		0.92	0.71-1.19		1.19	0.90-1.58
Marital status (n=4,967)			.023*			.094			<.001***			.007**
Single	Ref.						Ref.
In a relationship	1.52	1.04-2.22		1.50	1.02-2.21		1.12	0.92-1.37		1.11	0.90-1.38
Cohabitating	1.25	0.91-1.72		1.37	0.97-1.93		0.83	0.71-0.97		0.94	0.78-1.12
Married	0.78	0.50-1.21		0.96	0.57-1.61		0.37	0.30-0.47		0.66	0.50-0.86
Separated	0.33	0.04-2.53		0.60	0.07-4.79		0.13	0.05-0.33		0.42	0.15-1.19
Children (n=4,967)			.006**			.212			<.001***			<.001***
Yes	0.67	0.50-0.89		0.97	0.63-1.87		0.36	0.31-0.42		0.53	0.42-0.68
No	Ref.						Ref.
Highest completed education (n=4,967)			<.001***			<.001***			<.001***			<.001***
Primary	Ref.						Ref.
Secondary	1.30	0.87-1.94		1.20	0.79-1.81		1.81	1.48-2.20		1.64	1.33-2.03
University or college	2.48	1.71-3.60		2.19	1.47-3.25		4.57	3.77-5.52		4.11	3.33-5.06
Household income after tax (in NOK) (n=4,872)			.080			.474			<.001***			.136
P10 214000	Ref.						Ref.
P20 266000	0.59	0.38-0.93		0.68	0.43-1.09		0.54	0.43-0.68		0.74	0.58-0.94
P30 305000	0.66	0.40-1.09		0.82	0.49-1.38		0.61	0.47-0.78		0.89	0.67-1.17
P40 339000	0.63	0.37-1.05		0.68	0.40-1.16		0.60	0.46-0.78		0.74	0.56-0.99
P50 372000	0.54	0.31-0.94		0.60	0.34-1.05		0.60	0.47-0.79		0.76	0.57-1.01
P60 408000	0.73	0.42-1.27		0.68	0.39-1.23		0.87	0.66-1.15		0.92	0.68-1.24
P70 450000	0.75	0.42-1.34		0.80	0.44-1.45		0.99	0.74-1.32		1.10	0.81-1.50
P80 507000	0.86	0.52-1.42		0.83	0.49-1.40		0.74	0.57-0.98		0.76	0.56-1.01
P90 606000	1.00	0.59-1.70		0.97	0.56-1.67		0.96	0.71-1.28		0.94	0.69-1.29
P100 >606001	1.39	0.78-2.46		1.27	0.70-2.28		0.87	0.61-1.24		0.81	0.55-1.17
Age	0.99	0.92-1.07	.820	1.00	0.92-1.09		0.95	0.91-0.98	.005**	0.99	0.94-1.03	.570

No vaccination = reference group.

Ref. = reference group per variable.

*significant at p < .05.

**significant at p < .01.

***significant at p < .001.

Table B1. Demographic characteristics of non-responders. Source: SSB

	Non-responders
Age (in years)
23	16.8
24	15.7
25	15.7
26	16.8
27	17.4
28	17.6
	100,0
Education (completed)
Primary	22.0
Secondary	28.8
University or college	36.6
Unspecified	12.7
	100,0
Country of origin (study participant)
Norway	73.1
EU, USA, Canada, Australia and New Zealand	10.4
Other country	16.4
Unspecified	0.1
Region of residence in Norway
Akershus og Oslo	29.2
Hedmark og Oppland	6.4
Østlandet ellers	16.6
Agder og Rogaland	14.6
Vestlandet	15.6
Trøndelag	8.5
Nord-Norge	9.2
Total	4,966