Table 3 Logistic regression of vaccine recommendation following the first dose with AEFI symptom severity and initial vaccine opinion

AEFI severity (no symptom as base category)

Mild

1.509 (0.857, 0.469)

1.291 (0.751, 0.661)

1.857 (1.208, 0.342)

Moderate

1.020

(0.631, 0.974)

0.776 (0.503, 0.696)

0.884 (0.648, 0.866)

Severe

0.054***

(0.044, < 0.001)

0.040***

(0.035, < 0.001)

0.062**

(0.070, 0.014)

Initial vaccine opinion (need further research as base category)

Safe and effective

23.677***

(13.066, < 0.001)

28.658***

(16.961, < 0.0001)

Unsafe and ineffective

0.429 (0.243, 0.136)

0.622 (0.427, 0.490)

Control variables

Age (years)

0.989

(0.020, 0.578)

0.998 (0.021, 0.930)

Gender

Male

0.550

(0.323, 0.309)

0.486 (0.325, 0.281)

Education status (illiterate as base category)

Primary

0.962

(1.158, 0.974)

0.701 (1.138, 0.827)

Secondary

1.250

(1.535, 0.856)

1.339 (2.177, 0.857)

University

1.945

(2.422, 0.593)

1.975 (3.324, 0.686)

Occupation (government worker as base category)

Health worker

1.074 (0.662, 0.908)

1.208 (0.813, 0.779)

Others

1.648 (0.946, 0.384)

2.362 (1.544, 0.189)

Constant

23.200***

(10.597, < 0.001)

4.333***

(1.388, < 0.001)

38.221**

(70.371, 0.048)

3.319 (7.344, 0.588)

Observations

602

602

602

602

Log likelihood

− 93.245

− 72.012

− 91.501

− 65.245

Akaike Inf. Crit.

194.489

150.02

205.002

156.489