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. 2021 Nov 25;9(12):1393. doi: 10.3390/vaccines9121393

Table 2.

Univariate analysis of trust/satisfaction with health authorities as well as Health Behavior Model (HBM) and Theory of Planned Behavior (TPB) dimensions regarding willingness to receive the COVID-19 vaccine.

Variables Total (N = 543) COVID-19 Vaccine Acceptance χ2 a p Value
Intended (n = 460) Undecided/Unwilling (n = 283)
Mean (SD) Mean (SD) Mean (SD)
Trust/satisfaction with authorities 1.01 (0.83) 1.07 (0.84) 0.66 (0.67) 14.56 0.000 ***
HBM
Perceived susceptibility 3.44 (1.01) 3.58 (0.97) 2.69 (0.87) 57.11 0.000 ***
Perceived severity 3.60 (0.87) 3.64 (0.89) 3.39 (0.73) 9.97 0.002 **
Perceived benefits 3.45 (0.87) 3.56 (0.83) 2.83 (0.84) 54.04 0.000 ***
Perceived barriers (reverse coded) 3.40 (0.85) 3.35 (0.83) 2.72 (0.89) 14.54 0.000 ***
Cues to action 3.19 (0.84) 3.30 (0.83) 2.59 (0.68) 57.03 0.000 ***
Health motivation 3.28 (0.91) 3.28 (0.91) 3.30 (0.95) 0.14 0.712
TPB
Attitude 2.52 (1.05) 2.48 (1.07) 2.80 (0.91) 10.02 0.002 **
Subjective norms 3.57 (0.89) 3.64 (0.89) 3.16 (0.76) 29.66 0.000 ***
Perceived behavioral control 3.89 (0.96) 3.89 (0.95) 3.92 (0.99) 0.04 0.834
Self-efficacy (reverse coded) 2.50 (1.01) 2.39 (1.01) 3.10 (0.79) 40.63 0.000 ***

Data are presented as mean (±SD). a Kruskal–Wallis test; ** p < 0.010, *** p < 0.001.