Table 2 Multivariate logistic regression analysis on severe PIV infection

PIV serotypes

PIV-1

2.834

-

-

-

0.242

PIV-2

-1.676

0.996

2.834

0.187

0.027

1.317

0.092

PIV-3

-18.26

16,094

-

0

0

-

0.999

Gender

-0.901

0.806

1.249

0.406

0.084

1.972

0.264

Age

0.174

0.159

1.202

1.19

0.872

1.624

0.273

Fever

1.125

1.068

1.110

3.08

0.380

24.963

0.292

Febrile duration before admission

-0.055

0.099

0.305

0.947

0.781

1.149

0.580

Underlying disease

2.175

0.711

9.358

8.802

2.185

35.462

0.002

Co-infection

1.546

0.718

4.631

4.693

1.148

19.19

0.031