Table 5 Linear regression analysis

Decline in FVC

B

S. E.

p value

Age

0.004

0.001

< 0.05

BMI

0.005

0.003

0.121

Gender

0.017

0.027

0.523

Smokers

-0.015

0.016

0.347

COVID-19

0.049

0.077

0.528

Vaccination before infection

-0.079

0.041

< 0.05

Number of infection

0.043

0.049

0.383

Decline in FEV1

B

S. E.

p value

Age

0.000

0.001

0.709

BMI

0.000

0.003

0.940

Gender

0.043

0.025

0.084

Smokers

0.000

0.014

0.979

COVID-19

0.058

0.070

0.408

Vaccination before infection

-0.044

0.037

0.230

Number of infection

0.018

0.045

0.688

Decline in PEF

B

S. E.

p value

Age

0.014

0.006

< 0.05

BMI

-0.010

0.015

0.512

Gender

0.620

0.123

< 0.05

Smokers

-0.079

0.071

0.268

COVID-19

0.342

0.348

0.326

Vaccination before infection

0.041

0.183

0.825

Number of infection

-0.154

0.222

0.489

Decline in FVC/FEV1

B

S. E.

p value

Age

-0.030

0.026

0.248

BMI

-0.076

0.070

0.278

Gender

0.137

0.568

0.809

Smokers

0.816

0.328

< 0.05

COVID-19

-0.089

1.605

0.956

Vaccination before infection

0.512

0.845

0.545

Number of infection

-0.486

1.024

0.635