Table 2.

Physician demographic, practice, and patient characteristics; knowledge; perceived barriers; and vaccine practices associated with HPV vaccine recommendation (“always” vs. other) by the patient age group, 2011

Ages 11–12 (n = 648)aAges 13–17 (n = 658)aAges 18–26 (n = 597)a
nOR (95% CI)nOR (95% CI)nOR (95% CI)
Demographic characteristics
 Provider specialty
  Family medicine340Reference350Reference372Reference
  Pediatrics3084.3 (2.41–7.70)b3084.8 (2.78–8.13)b2255.0 (2.99–8.45)b
 Age, y
  50+269Reference274Reference257Reference
  40–492370.6 (0.36–1.14)2400.8 (0.45–1.29)2140.8 (0.47–1.36)
  30–391250.9 (0.45–1.69)1260.9 (0.51–1.74)1120.8 (0.43–1.59)
 Gender
  Male319Reference324Reference314Reference
  Female3251.3 (0.77–2.09)3301.5 (0.93–2.34)2791.4 (0.88–2.26)
 Race
  White/Caucasian463Reference469Reference440Reference
  Other1762.0 (1.19–3.36)b1801.9 (1.17–3.03)b1501.3 (0.75–2.15)
 Ethnicity
  Not Hispanic or Latino598Reference606Reference552Reference
  Hispanic or Latino321.2 (0.40–3.45)340.9 (0.30–2.55)270.8 (0.23–2.71)
Practice characteristics
 Number of physicians
  2–15461Reference466Reference417Reference
  11151.1 (0.59–2.15)1180.8 (0.43–1.52)1120.7 (0.34–1.31)
  16+651.4 (0.66–3.05)671.0 (0.48–2.14)621.0 (0.48–2.20)
 Number of specialties
  Single470Reference476Reference437Reference
  Multiple1551.9 (1.08–3.24)b1591.7 (1.03–2.83)b1401.0 (0.56–1.74)
  Other175.9 (2.06–16.70)b174.5 (1.61–12.81)b133.0 (0.88–9.94)
 Type
  Other175Reference178Reference162Reference
  Private practice4660.7 (0.40–1.14)4730.8 (0.47–1.26)4281.0 (0.58–1.66)
 Arrangement
  Other330Reference337Reference304Reference
  Full/part-owner physician practice3091.0 (0.63–1.72)3121.1 (0.69–1.73)2861.3 (0.82–2.12)
 Number of patients/day
  30+114Reference115Reference103Reference
  20–293510.7 (0.36–1.31)3570.8 (0.42–1.41)3150.9 (0.49–1.75)
  0–191780.9 (0.44–1.79)1810.9 (0.45–1.72)1750.8 (0.37–1.55)
 Location
  Suburban347Reference353Reference324Reference
  Urban1641.6 (0.88–2.82)1671.4 (0.81–2.36)1491.2 (0.70–2.16)
  Rural1151.6 (0.87–3.14)1161.4 (0.79–2.62)1041.2 (0.63–2.27)
  Other81.5 (0.17–12.22)81.1 (0.13–9.32)60.0 (0.00-∞)
 Region
  West131Reference133Reference118Reference
  Northeast1360.4 (0.16–0.94)b1410.7 (0.32–1.38)1320.8 (0.37–1.58)
  Midwest1590.8 (0.37–1.53)1590.9 (0.44–1.70)1491.0 (0.49–1.89)
  South2100.9 (0.49–1.76)2131.1 (0.57–1.96)1860.8 (0.40–1.53)
 VFC provider
  No162Reference167Reference170Reference
  Yes4162.1 (1.07–4.11)b4172.1 (1.14–3.84)b3502.4 (1.28–4.34)b
  Do not know600.7 (0.20–2.69)640.5 (0.15–1.94)670.7 (0.22–2.23)
 Refer uninsured patients for vaccine
  No or N/A383Reference388Reference336Reference
  Yes, to federally qualified health center/health department/other2650.6 (0.34–1.00)2700.5 (0.32–0.86)b2610.8 (0.47–1.24)
 Refer underinsured patients for vaccine
  No or N/A381Reference386Reference336Reference
  Yes, to federally qualified health center/health department/other2670.6 (0.34–0.99)b2720.5 (0.29–0.80)b2610.9 (0.57–1.47)
Patient characteristics
 Patient payment method
  Private insurance
   51%–100% of patients317Reference326Reference300Reference
   0%–50% of patients3091.8 (1.06–3.02)b3091.6 (0.96–2.50)2781.2 (0.76–2.00)
 Patient race (majority)
  Non-Hispanic White454Reference458Reference429Reference
  Other1872.6 (1.56–4.27)b1932.3 (1.42–3.61)b1611.9 (1.16–3.10)b
HPV knowledge
 Higher (8–10 correct)381Reference384Reference350Reference
 Lower (0–7 correct)2640.6 (0.33–0.98)b2710.6 (0.37–0.99)b2440.6 (0.37–1.02)
Perceived barriers related to HPV vaccination
 Overall
  High225Reference231Reference211Reference
  Medium2112.0 (1.05–3.81)b2151.7 (0.97–3.14)2031.5 (0.83–2.74)
  Low2051.8 (0.94–3.50)2061.7 (0.94–3.08)1791.7 (0.92–3.07)
Vaccine practices
 Strategies for HPV vaccine initiation
  2+198Reference204Reference167Reference
  11630.8 (0.43–1.49)1630.8 (0.43–1.36)1450.8 (0.43–1.38)
  02800.5 (0.30–0.98)b2840.5 (0.27–0.81)b2790.4 (0.21–0.65)b
 Strategies to ensure HPV vaccine completion
  2+393Reference400Reference348Reference
  11521.0 (0.58–1.81)1531.0 (0.57–1.65)1421.0 (0.58–1.75)
  0960.2 (0.07–0.76)b980.2 (0.09–0.69)b1010.4 (0.19–0.99)b
Early vs. late adopter
 First to use a new vaccine
  Disagree145Reference148Reference146Reference
  Neutral2312.3 (0.73–7.05)2362.6 (0.97–7.22)2112.7 (1.07–6.88)b
  Agree2678.5 (3.02–24.09)b2698.0 (3.15–20.51)b2356.3 (2.63–15.13)b
 Wait to adopt
  Agree268Reference272Reference253Reference
  Neutral1750.7 (0.34–1.51)1780.9 (0.47–1.66)1561.0 (0.50–1.84)
  Disagree2012.3 (1.33–4.07)b2041.9 (1.14–3.23)b1842.0 (1.14–3.38)b

NOTE: Rows containing statistically significant variables are shaded for ease of viewing patterns across age groups.

Abbreviation: CI, confidence interval.

  • aNumber of physicians who see male patients in the age group.

  • bStatistically significant variable included in the multivariable model.