Table 6

Summary of factors related to knowledge, beliefs and attitudes and their associations with HCWs’ intentions to vaccinate
Factor Negative associations Null associations Positive associations
Logistic regression Other analysis Logistic regression Other analysis Logistic regression Other analysis
N Range OR N N Range OR N N Range OR N
1. Knowledge
a. Vaccine contraindications. 0 0 0 1 0 2
2. Beliefs
a. Vaccines are more risky than beneficial. 3 0,04-0,37* 0 0 0 0 0
b. Vaccine low efficacy and benefit and low susceptibility and severity of the disease. 2 0,04-0,06 1 2 0,54-1,39* 0 0 0
c. Use of alternative medicine theories 1 0,24*-0,44* 1 1 0,6 0 0 0
d. More individualist than social orientation of the health care. 2 0,28*-0,59* 0 0 0 0 0
e. Cost-to-parent is a deterrent to vaccination. 0 0 1 1,54 0 0 0
f. Another needle is a deterrent to vaccination. 0 0 1 0,79 0 0 0
g. Stocking the vaccine is a problem. 0 1 0 0 0 0
h. People are adequately informed about vaccine. 0 0 1 1,5 0 0 0
i. Theories of conspiration, influence of the farmaceutical industry on the policy makers in immunization. 0 0 0 1 0 0
j. Behavior in vaccination is mostly conditioned by physician's beliefs 0 0 0 1 0 0
k. Chiropractors should counsel about immunization. 0 0 0 1 0 0
3.Attitudes
a. Have some concerns about immunization. 1 0,32 0 0 0 0 0
b. Concerned about vaccine’s side effects. 1 0,49* 0 1 0,31 0 0 0
c. Low confidence in Public Healthcare information or national recommendations. 2 0,27-0,35* 1 0 0 0 0
d. Consider the disease serious enough to warrant using a vaccine or give importance to the vaccination. 0 0 0 0 0 2
e. Number of injections the physician considers giving at one visit (4 vs less and 5 vs less). 0 0 0 1 1 8,69 and 17,29 0
f. Perceive to have a role in vaccination. 0 0 0 1 0 1
g. Preference for combined vaccine than for separate. 0 0 0 1 0 0
h. Concerned about (A) vaccine immunity may not be life-long (B) will lead to more serious disease in adults. 0 0 1 A) 0,6 B)1,08 0 0 0
i. Not having adopted the new recommendations in use of polio vaccine (still using Sabin vs Salk). 0 1 0 0 0 0
j. It should be allowed to send unvaccinated children to school. 1 0,58* 0 0 0 0 0

N: Number of studies OR: Odds Ratio * Results from the case-control study.

Herzog et al.

Herzog et al. BMC Public Health 2013 13:154   doi:10.1186/1471-2458-13-154

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