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. 2021 Sep 27;9(10):1273. doi: 10.3390/healthcare9101273

Table 3.

Comparison of Multi-theory model (MTM) constructs among vaccine-hesitant and non-hesitant groups.

MTM Construct Vaccine Hesitancy p Value Effect Size (Cohen d)
Yes (n = 208) No (n = 220)
Overall Initiation Score 1.68 ± 1.47 3.06 ± 1.30 <0.001 0.9 [Large]
Subscales
Perceived Advantages 7.07 ± 3.60 9.01 ± 3.10 <0.001 0.6 [Medium]
Perceived Disadvantages 8.36 ± 3.02 5.15 ± 3.12 <0.001 1.0 [Large]
Participatory Dialogue 1.66 ± 1.08 4.12 ± 1.01 <0.001 0.2 [Small]
Behavior Confidence 5.67 ± 4.09 8.84 ± 3.76 <0.001 0.8 [Large]
Changes in the Physical Environment 7.36 ± 3.65 9.21 ± 3.50 <0.001 0.5 [Medium]

Note: All measures are represented as mean ± standard deviation unless stated otherwise. Square root transformation was applied to non-normally distributed variables (e.g., Participatory Dialogue). Another reason to transform the PD was to convert negative values to positive for the ease of interpretation. The transformed variable was then back-transformed for easy interpretation. The calculated effect size was categorized as small, medium, and large according to the Cohen’s convention.