Table 4 Predictors of COVID-19 vaccine acceptability among HP students by multinominal logistic regression with stepwise method (forward entry) (N=911) (Line 249)

Vaccine acceptability

OR

 Constant

-1.715

3.913

 -1/Manufacturers not disclosing adverse effect of vaccine

0.330

7.421

1.39**

1.097-1.762

 -2/Mass media appreciating effectiveness and safety of vaccines

-0.657

20.372

0.519***

0.390-0.690

 -3/Vaccines having little efficacy & serious adverse effects

0.671

31.739

1.957***

1.549-2.472

 -4/Adverse effect leading to death

0.504

21.708

1.656***

1.339-2.047

 -5/HP students get serious complications of COVID-19 if not vaccinated

-0.294

5.983

0.745*

0.588-0.943

 6/Nationality (Lao: Ref.) Vietnamese

1.653

13.711

5.221***

2.177-12.520

 7/Majors (Physiotherapy: Ref.) Pharmacy

0.795

5.585

2.215*

1.145-4.285

 8/Seasonal influenza vaccination (No : Ref.)

  Yes

-0.484

8.063

0.616**

0.441-0.861

 Constant

-6.607

3.392

 -1/Manufacturers not disclosing adverse effect of vaccine

1.668

8.157

5.299**

1.687-16.641

 -2/Mass media appreciating effectiveness and safety of vaccines

-1.095

8.574

0.335**

0.161-0.696

 -3/Adverse effect leading to death

2.328

18.277

10.255***

3.528-29.814

 - 4/Unvaccinated HP students feasibly infected COVID-19 during hospital internship

-1.065

8.377

0.345**

0.168-0.709

 -5/ HP students get serious complications of COVID-19 if not vaccinated

-0.837

3.956

0.433*

0.190-0.988