Table 4.

HPV vaccination by Appalachian subregion, 2008–2010 National Immunization Survey-Teen

HPV vaccine initiationHPV vaccine completionHPV vaccine follow-througha
Weighted%ORb (95% CI)Weighted%ORb (95% CI)Weighted%ORb (95% CI)
Non-Appalachia43.6Ref.25.3Ref.58.1Ref.
Subregion
Northern50.01.29 (0.99–1.68)37.81.80 (1.36–2.38)**75.72.29 (1.52–3.45)**
North Central39.00.84 (0.59–1.20)24.60.99 (0.64–1.54)63.11.34 (0.75–2.41)
Central28.70.51 (0.36–0.73)**15.60.53 (0.35–0.82)*54.50.84 (0.47–1.52)
South Central39.60.85 (0.64–1.11)30.21.28 (0.96–1.72)76.42.26 (1.36–3.74)*
Southern35.60.72 (0.59–0.87)**19.50.71 (0.57–0.89)*54.90.84 (0.61–1.15)

NOTE: Final models included n = 27,418 for HPV vaccine initiation and completion and 12,132 for HPV vaccine follow-through. Subregion could not be determined for 1 adolescent female living in Appalachia.

Abbreviations: Ref. = referent group; HPV, human papillomavirus; OR, odds ratio; CI, confidence interval.

*, P < 0.05; **, P < 0.001.

  • aHPV vaccine completion among only those adolescent females who initiated the HPV vaccine regimen.

  • bAdjusted for year of data collection.