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Table 4 Theory of planned behavior constructs among vaccine-prescribing clinicians (n = 83)

From: Why is announcement training more effective than conversation training for introducing HPV vaccination? A theory-based investigation

 

Announcement arm

Conversation arm

Pre-training

M (SD)

Post-training

M (SD)

One-month follow-up

M (SD)

Pre-training

M (SD)

Post-training

M (SD)

One-month follow-up

M (SD)

Attitudes

 HPV vaccine is effective.

4.3 (0.5)

4.8 (0.4)*

4.6 (0.7)

4.7 (0.6)

 A clinician’s recommendation greatly increases HPV vaccination.

4.5 (0.7)

4.7 (0.5)*

4.3 (0.7)

4.7 (0.6)*

Subjective norms

 HPV vaccine coverage is much lower than Tdap vaccine coverage in North Carolina.

4.3 (0.8)

4.7 (0.5)*

4.3 (0.7)

4.5 (0.7)

 Most parents think HPV vaccination is important for their 11- or 12-year-olds.

2.7 (0.8)

3.6 (1.0)*

3.3 (1.0)*

2.7 (0.9)

3.7 (0.9)*

3.1 (0.9)*

Perceived behavioral controla

 When discussing HPV vaccine, I feel confident addressing parents’ concerns.

4.4 (0.6)

4.7 (0.5)*

4.8 (0.4)*

4.2 (0.7)

4.6 (0.5)*

4.4 (0.5)

 I know how to recommend HPV vaccine in a way that leads to vaccination.

3.9 (0.6)

4.6 (0.5)*

4.5 (0.6)*

3.8 (0.7)

4.6 (0.5)*

4.3 (0.5)*

Behavioral intentions

 I plan to [use/routinely use] this communication strategy to recommend HPV vaccine for my adolescent patients.

4.6 (1.0)

4.6 (0.8)

4.5 (1.0)

4.4 (0.7)

  1. Note. The 5-point response scale ranged from strongly disagree (coded as 1) to strongly agree (5)
  2. aThe items assessed self-efficacy, which is one component of perceived behavioral control
  3. *p < .05 compared to pre-training, within the trial arm
  4. p < .01 compared to the announcement arm
  5. – Item not assessed at this time point