Inequalities in vaccination coverage for young females whose parents are informal caregivers

Figures & data

Table 1. Characteristics of evaluable females aged 9 to 17 y in the 2009 United States Behavioral Risk Factor Surveillance Survey^a

Characteristic	HPV vaccination (n = 1645)^b	Influenza vaccination (n = 1279)^c
Age, n (%)
9–12 y	610 (41)	491 (43)
13–17 y	1035 (58)	788 (57)
Race/ethnicity, n (%)
non-Hispanic White	1050 (55)	884 (53)
non-Hispanic Black	95 (7.6)	79 (9.0)
Hispanic	434 (33)	257 (33)
Other	66 (4.5)	59 (5.2)
Family income, n (%)
<$25 000	363 (23)	223 (22)
$25 000–$49 999	318 (21)	229 (19)
$50 000–$74 999	273 (15)	216 (14)
>$75 000	691 (42)	611 (45)
Parental education, n (%)
High school or less	467 (32)	360 (33)
Some college	468 (27)	342 (26)
College graduate or higher	710 (41)	577 (41)
Insurance coverage	1413 (80)	1056 (75)
Parent is informal caregiver, n (%)	486 (28)	384 (30)
HPV vaccination, n (%)	494 (25)	-
Influenza vaccination, n (%)	-	404 (32)

^a Sample sizes reported as unweighted values and percentages reported as weighted values. ^bn, = 1765 females eligible for HPV vaccination analysis (6.8% missing values for relevant covariates). ^cn, = 1381 females eligible for influenza vaccination analysis (7.4% missing values for relevant covariates).

Table 2. Prevalence ratios (PR) and 95% confidence limits (CL) for the associations between females with a parent who is an informal caregiver and vaccination practices

	HPV vaccination		Influenza vaccination
	Prevalence (%)	PR (95% CL)	Prevalence (%)	PR (95% CL)
Overall^a
Parent is informal caregiver	21	0.72 (0.53, 0.97)	29	0.89 (0.66, 1.2)
Parent is not informal caregiver	27	1.0	34	1.0
Age group^a
9- to 12-y-olds
Parent is informal caregiver	8.4	0.38 (0.17, 0.83)	30	0.78 (0.50, 1.2)
Parent is not informal caregiver	18	1.0	43	1.0
13- to 17-y-olds
Parent is informal caregiver	27	0.84 (0.62, 1.1)	29	0.99 (0.65, 1.5)
Parent is not informal caregiver	34	1.0	26	1.0
Race/ethnicity^b
Non-Hispanic White
Parent is informal caregiver	24	0.80 (0.56, 1.1)	32	1.1 (0.77, 1.6)
Parent is not informal caregiver	27	1.0	32	1.0
Non-Hispanic Black
Parent is informal caregiver	12	0.37 (0.14, 0.96)	27	0.78 (0.27, 2.2)
Parent is not informal caregiver	36	1.0	50	1.0
Hispanics
Parent is informal caregiver	21	0.75 (0.44, 1.3)	26	0.78 (0.40, 1.5)
Parent is not informal caregiver	27	1.0	29	1.0
Others
Parent is informal caregiver	5.2	0.41 (0.06, 2.8)	26	0.39 (0.18, 0.83)
Parent is not informal caregiver	12	1.0	66	1.0
Parental insurance status^a
Insured
Parent is informal caregiver	21	0.70 (0.51, 0.96)	29	0.91 (0.66, 1.2)
Parent is not informal caregiver	26	1.0	34	1.0
Uninsured
Parent is informal caregiver	22	0.64 (0.30, 1.4)	30	0.88 (0.42, 1.8)
Parent is not informal caregiver	29	1.0	33	1.0

^a Prevalence ratios adjusted for child’s age (continuous covariate), race/ethnicity, household income, and parental education. ^bPrevalence ratios adjusted for child’s age (continuous covariate), household income, and parental education.

Table 3. Characteristics of females aged 9 to 17 y eligible and evaluable for the human papillomavirus (HPV) and influenza vaccination analyses

	HPV vaccination		Influenza vaccination
Characteristic	Eligible (n = 1765)	Evaluable (n = 1645)	Eligible (n = 1381)	Evaluable (n = 1279)
Age, n (%)
9–12 y	655 (42)	610 (41)	655 (44)	491 (43)
13–17 y	1110 (58)	1035 (58)	1110 (56)	788 (57)
Race/ethnicity, n (%)^a
non-Hispanic White	1107 (55)	1050 (55)	1107 (54)	884 (53)
non-Hispanic Black	99 (7.3)	95 (7.6)	99 (8.5)	79 (9.0)
Hispanic	476 (34)	434 (33)	476 (33)	257 (33)
Other	69 (4.3)	66 (4.5)	69 (5.1)	59 (5.2)
Parental education, n (%)^b
High school or less	505 (32)	467 (32)	505 (33)	360 (33)
Some college	505 (27)	468 (27)	505 (26)	342 (26)
College graduate or higher	753 (41)	710 (41)	753 (41)	577 (41)
Insurance coverage^c	1507 (79)	1413 (80)	1507 (75)	1056 (75)
Parent is informal caregiver, n (%)	519 (28)	486 (28)	519 (30)	384 (30)
HPV vaccination, n (%)	528 (25)	494 (25)	-	-
Influenza vaccination, n (%)	-	-	528 (32)	404 (32)

^a HPV, Based on information from eligible n = 1751 in HPV analysis; eligible n = 1366 in influenza analysis. ^bHPV, Based on information from eligible n = 1763 in HPV analysis; eligible n = 1379 in influenza analysis. ^cHPV, Based on information from eligible n = 1762 in HPV analysis; eligible n = 1377 in influenza analysis.