Table 4.
Adjusted odds ratios of pregnant women intending to receive vaccines by significantly associated attitudinal constructs.
| Attitudinal Constructs and Sociodemographic Characteristics Associated with Intention to Vaccinatea | aOR (95% CI)b |
|---|---|
| Intention to Receive Influenza Vaccinec | |
| Sociodemographic Characteristics | |
| Having at least a college degree | 1.98 (1.37–2.85) |
| Prior children | 1.24 (0.88–1.74) |
| State (Colorado vs Georgia) | 1.44 (1.01–2.05) |
| Ethnicity | |
| White (reference) | |
| Black | 0.89 (0.55–1.44) |
| Hispanic | 0.75 (0.43–1.30) |
| Other | 0.97 (0.52–1.79) |
| Attitudinal Constructs | |
| Number of specific vaccine safety concerns (influenza vaccine) | 0.56 (0.46–0.68) |
| Confidence in vaccine safety (for the mother) | 1.30 (1.12–1.52) |
| Confidence in vaccine efficacy (influenza) | 1.60 (1.42–1.81) |
| Perceived risk (maternal influenza) | 1.22 (1.12–1.33) |
| Pro-vaccine social norms | 1.11 (1.04–1.18) |
| Intention to Receive Tdap Vaccined | |
| Sociodemographic Characteristics | |
| Having at least a college degree | 1.17 (0.83–1.64) |
| Prior children | 1.44 (1.06–1.97) |
| State (Colorado vs Georgia) | 0.94 (0.68–1.31) |
| Ethnicity | |
| White (reference) | |
| Black | 0.60 (0.40–0.92) |
| Hispanic | 0.59 (0.35–0.99) |
| Other | 0.73 (0.43–1.24) |
| Attitudinal Constructs | |
| Number of specific vaccine safety concerns (Tdap vaccine) | 0.70 (0.60–0.83) |
| Confidence in vaccine safety (for the mother) | 1.31 (1.15–1.48) |
| Confidence in vaccine efficacy (whooping cough) | 1.14 (1.06–1.24) |
| Perceived risk (maternal whooping cough) | 1.24 (1.16–1.32) |
| Pro-vaccine social norms | 1.08 (1.02–1.15) |
| Intention to Get All Infant Vaccines on Timee | |
| Sociodemographic Characteristics | |
| Having at least a college degree | 1.13 (0.81–1.58) |
| Prior children | 1.50 (1.10–2.05) |
| State (Colorado vs Georgia) | 0.82 (0.60–1.14) |
| Ethnicity | |
| White (reference) | |
| Black | 0.82 (0.54–1.26) |
| Hispanic | 1.41 (0.86–2.31) |
| Other | 1.53 (0.88–2.68) |
| Attitudinal Constructs | |
| Number of specific vaccine safety concerns (infant DTaP vaccine) | 0.64 (0.51–0.81) |
| Confidence in vaccine safety (for the infant) | 1.28 (1.18–1.40) |
| Trust in vaccine information (from obstetricians and pediatricians f) | 1.19 (1.11–1.28) |
| Trust in vaccine information (from naturopaths and chiropractors f) | 0.88 (0.81–0.95) |
| Trust in vaccine information (from federal agencies and academic institutions) | 1.11 (1.03–1.19) |
aVariables representing attitudinal construct summary scores chosen for best-fit multiple logistic regression (MLR) model using backward stepwise selection at the significance level of p < 0.05; sociodemographic characteristics included in all models regardless of significance.
bAdjusted odds ratio (95% Confidence interval) for intention to vaccinate by attitudinal construct summary score or sociodemographic characteristic; boldface indicates statistical significance (p < 0.05).
cModel fit information: Akaike information criterion (AIC) = 914; Bayesian information criterion (BIC) = 977.
dModel fit information: AIC = 1063; BIC = 1125.
eModel fit information: AIC = 1049; BIC = 1110.
fRemoved those who stated they had not yet seen this type of provider from this analysis.
aOR, Adjusted odds ratio
CI, Confidence interval
DTaP, Diphtheria, tetanus, and pertussis
MLR, Multiple logistic regression
Tdap, Tetanus, diphtheria, and pertussis
AIC, Akaike information criterion
BIC, Bayesian information criterion