Table 3 Champion attributes and strategies (n=2144)

Closeness of tie

 Extremely

416

(19.4)

 Very

873

(40.7)

 Moderately

653

(30.5)

 Slightly or not at all

202

(9.4)

Clinical roles^a

 Patient care team member

1711

(79.8)

 Vaccine stock manager

528

(24.6)

 Clinic manager

317

(14.8)

 Other administrator

267

(12.5)

 Quality improvement coordinator

355

(16.6)

Champion roles

 Part of formal job description

813

(37.9)

 Part of job title

413

(19.3)

 Neither

1074

(50.1)

Training

 Physician

865

(40.3)

 Advanced practice provider

374

(17.4)

 Nursing staff

863

(40.3)

 None of these

42

(2.0)

Qualities^a

 Knowledgeable about vaccines

1948

(90.9)

 Trusted by patients and families

1799

(83.9)

 Effective communicator

1788

(83.4)

 Knowledgeable about clinic

1657

(77.3)

 Highly respected by colleagues

1586

(74.0)

Strategies^a

 Communicates effectively with patients and families

1828

(85.3)

 Shares information with colleagues

1686

(78.6)

 Encourages colleagues to improve

1329

(62.0)

 Shares data on vaccination rates

1258

(58.6)

 Leads quality improvement projects

838

(39.1)

Targeted vaccinations

 All

974

(45.4)

 Select^a

  HPV

1052

(49.1)

  Seasonal influenza

1009

(47.1)

  COVID-19

770

(35.9)

  Other pediatric vaccinations

930

(43.4)

  Other adult vaccinations

261

(12.2)

Perceived effectiveness at improving vaccination rates

 Extremely effective

192

(9.0)

 Very effective

868

(40.5)

 Moderately effective

879

(40.9)

 Slightly or not at all effective

205

(9.6)