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Table 2 Results of the univariate and multivariate logistic regression model, that assess the difference in tick associated risk of multiple variables

From: Tick bites in different professions and regions: pooled cross-sectional study in the focus area Bavaria, Germany

Variables

 

Univariate Regression

Multivariate Regression

  

95% CI

  

95% CI

Sig.

OR

LB

UB

Sig.

OR

LB

UB

Region

Reference

Urban Areas

        

Environs

<0.001

2.192

1.736

2.768

<0.001

1.979

1.538

2.547

Rural Areas

<0.001

2.195

1.710

2.818

<0.001

1.965

1.492

2.589

Age

Reference

18–34 years

        

35–44 years

0.254

0.854

0.651

1.120

–

–

–

–

45–54 years

0.632

1.057

0.843

1.326

–

–

–

–

55–64 years

0.833

0.977

0.784

1.216

–

–

–

–

≥65 years

0.645

1.059

0.830

1.350

–

–

–

–

Gender

Reference

Female

0.907

0.991

0.857

1.147

–

–

–

–

Male

        

Profession

Reference

Farmer

<0.001

1.371

1.173

1.604

0.037

1.219

1.012

1.468

Forestry worker

0.016

2.729

1.205

6.179

0.030

2.495

1.095

5.682

Horticulturist

0.119

0.770

0.554

1.070

0.497

0.887

0.626

1.255

Other Outdoor worker

0.940

1.019

0.628

1.652

0.737

0.919

0.559

1.510

Indoor worker

        

Time spent outside

Summer

Reference

<1 h

        

1-3 h

<0.001

1.959

1.458

2.632

<0.001

1.929

1.429

2.603

>3-6 h

<0.001

1.889

1.420

2.512

0.002

1.595

1.184

2.147

>6 h

<0.001

1.896

1.428

2.517

0.006

1.552

1.137

2.119

Winter

 

<1 h

        

1-3 h

0.343

1.108

0.896

1.370

–

–

–

–

>3-6 h

0.155

1.187

0.938

1.502

–

–

–

–

>6 h

0.253

1.166

0.896

1.519

–

–

–

–

  1. Sig Significance, OR Odds ratio, LB Lower bound, UB Upper bound, CI Confidence interval