A pilot intervention combining assessment and feedback with communication training and behavioral nudges to increase HPV vaccine uptake

Figures & data

Table 1. Baseline and Follow-up of Tdap and MCV Vaccination Rates (Practice Claims data)

clinic	vaccine	baseline	post_period	change
S1	Tdap	86.6	88.3	1.7
S2	Tdap	57.1	69.2	12.1
C1	Tdap	71.3	73.4	2.1
C2	Tdap	72.9	74.2	1.3
S1	MCV	84.5	87.6	3.1
S2	MCV	79.6	83	3.4
C1	MCV	72.5	75.1	2.6
C2	MCV	86.1	86.9	0.8

Figure 1. Baseline and Follow-up HPV Vaccination Rates (Practice Claims data).

Table 2. Parent and patient Demographics

Parent age – mean (sd)	41.3 (8.1)
Female parent – n (%)	169 (85.4%)
Hispanic parent	7 (3.6%)
Parent race
African American	55 (27.8%)
White	134 (67.7%)
Other	9 (4.6%)
Parent education
Some high school	6 (3.0%)
HS degree or GED	22 (11.1%)
Post HS training	72 (36.4%)
Undergraduate degree	58 (29.3%)
Graduate degree	35 (17.7%)
Other/unknown	5 (2.5%)
Child age – mean (sd)	12.2 (1.7)
Insurance – n(%)
Private	135 (68.2%)
Medicaid/Medicare	58 (29.3%)
Other/None	5 (2.5%)
Female child	105 (53.0%)
Hispanic child	14 (7.1%)
Child race
African American	54 (27.3%)
White	125 (63.1%)
Other	19 (9.6%)

Table 3. Parent reported HPV vaccination uptake

	Frequency	Percent	Odds ratio	p-value	95% CI
Has your child ever received an HPV shot? ^a Yes S1 S2 C1 C2 Single Intervention (S) Combined Intervention (C)	23 34 28 42 57 70	79.3% 53.1% 59.6% 68.9% 61.3% 64.8%	3.38 -ref- 1.30 1.95 -ref- 1.16	0.02 – 0.50 0.07 – 0.61	1.22, 9.42 – 0.61, 2.79 0.94, 4.05 – 0.66, 2.07
Child received an HPV shot today? Yes S1 S2 C1 C2 Single Intervention (S) Combined Intervention (C)	27 39 34 49 66 83	90.0% 59.1% 68.0% 80.3% 68.8% 74.8%	6.23 -ref- 1.47 2.83 -ref- 1.35	0.01 – 0.33 0.01 – 0.34	1.72, 22.63 – 0.68; 3.18 1.27; 6.29 – 0.73, 2.48

^aParental reports of ‘unknown’ whether the vaccine was administered were excluded