Factors impacting COVID-19 vaccination intention among medical students

Figures & data

Table 1. Description of medical student sample characteristics

	Number (N = 370)	%
Year in medical school
Basic sciences	232	62.70
Clinical sciences	138	37.30
Majority of time spent within last 12 months
Sint Maarten	53	14.32
United Kingdom	13	3.51
United States	282	76.22
Canada	17	4.60
Other	5	1.35
Gender
Female	231	62.43
Male	134	36.22
Non-binary/third gender	0	0
Prefer not to say	5	1.35
Age (y)
18–25	126	34.05
26–33	204	55.14
34–41	26	7.03
42+	14	3.78
Race/Ethnicity
Caucasian	162	43.78
African-American/Black	32	8.65
Hispanic	43	11.62
American Indian	1	0.27
Asian	81	21.89
Other	51	13.78
Country of permanent residence
US	330	89.19
United Kingdom	2	0.54
Canada	30	8.11
Other	9	2.43
Population of permanent residence
Rural	76	20.54
Urban	294	79.46

Table 2. Chi-square analysis of factors impacting COVID-19 vaccination intention

	Chi-Square (X^2)	p-Value
Clinical sciences > Basic sciences (COVID-19)	X^2 (1) = 110.1	<.001
Clinical sciences > Basic sciences (Influenza)	X^2 (1) = 33.2	<.001
Receiving influenza 2020–2021 vaccine	X^2 (1) = 4.4	<.05
Greater risk for COVID-19 without vaccine	X^2 (4) = 53.0	<.001
Female gender	X^2 (1) = 21.4	<.001
Belief that COVID-19 vaccine effective	X^2 (4) = 104.4	<.01
Absolute risk of contracting COVID-19	X^2 (4) = 53.0	<.01
Taking vaccine part of physician responsibility	X^2 (4) = 120.4	<.01
Aide in completing medical school	X^2 (4) = 109.9	<.01
Belief in adverse effects of vaccine	X^2 (4) = 40.1	<.01
Belief in rushed clinical trials	X^2 (4) = 81.3	<.01
Vaccine price	X^2 (4) = 2.2	.701
Convenience for vaccination	X^2 (4) = 8.4	.077
Health status of respondent	X^2 (4) = 6.3	.179
Comparative risk of contracting COVID-19	X^2 (4) = 7.9	.095

Table 3. Logistic regression analysis of factors influencing medical students’ intention to vaccinate versus not vaccinate

Predictor	Coefficient	OR	95% CI
Belief in adverse effects of vaccine	0.347	1.4	0.7–2.9
Belief in rushed clinical trials	−0.801	0.4*	0.2–0.8
Female gender	−0.261	0.8	0.3–2.3
Year in medical school	0.841	2.3	0.4–12.5
Descriptive norms	0.014	1.0	1.0–1.0
Injunctive norms	−0.009	1.0	1.0–1.0
Aide in completing medical school	0.996	2.7*	1.6–4.6
Control pandemic spread	−0.372	0.7	0.4–1.1
Belief in herd immunity	–0.389	0.7	0.4–1.1
Comparative risk of contracting COVID-19	0.390	1.5	0.8–2.6
Absolute risk of contracting COVID-19	0.622	1.9*	1.2–3.0

95% CI = 95% confidence interval, OR = odds ratio. * Indicates significant outcome on regression analysis at p < .5.