Skip to main content

Table 2 Key summary statistics for COVID-19 health survey

From: The role of social circle COVID-19 illness and vaccination experiences in COVID-19 vaccination decisions: an online survey of the United States population

 

Obs.

Overall mean

COVID-19 illness

Vaccinated

Yes mean

No mean

Diff.

P-value

Yes mean

No mean

Diff.

P-value

Question/variable

 Have you had COVID? (yes = 1, no = 0)

2840

0.230

0.230

   

0.208

0.253

− 0.046

0.005

  Health issues after COVID-19 (yes = 1, no = 0)

690

0.284

0.284

   

0.341

0.236

0.105

0.004

  Severe health issues after COVID (yes = 1, no = 0)

188

0.086

0.086

   

0.080

0.093

− 0.013

0.759

 Vaccinated against COVID? (yes = 1, no = 0)

2840

0.511

0.461

0.526

− 0.064

0.005

0.511

   

  Health issues after vaccine (yes = 1, no = 0)

1365

0.146

0.258

0.116

0.142

0.000

0.146

   

  Severe health issues after vaccine (yes = 1, no = 0)

205

0.134

0.145

0.128

0.017

0.752

0.134

   

 Average income

2840

60,152

63,957

59,014

4943

0.033

70,919

48,903

22,015

0.000

 Gender (male = 1, female = 0)

2840

0.487

0.507

0.481

0.026

0.253

0.510

0.463

0.047

0.017

 Social circle—# people respondents know

2,432

10.601

10.598

10.602

− 0.004

0.997

12.487

8.443

4.044

0.000

 Social circle health issues after COVID (yes = 1, no = 0)

2840

0.338

0.416

0.314

0.101

0.000

0.353

0.322

0.031

0.097

 Social circle health issues  after vaccine (yes = 1, no = 0)

2840

0.216

0.286

0.195

0.091

0.000

0.157

0.277

− 0.121

0.000

Education

 Less than high school (yes = 1, no = 0)

2840

0.038

0.047

0.035

0.012

0.198

0.016

0.061

− 0.045

0.000

 High school/GED (yes = 1, no = 0)

2840

0.276

0.247

0.285

− 0.038

0.054

0.217

0.338

− 0.121

0.000

 Some college (yes = 1, no = 0)

2840

0.242

0.269

0.234

0.035

0.079

0.232

0.253

− 0.022

0.201

 2-year college degree (yes = 1, no = 0)

2840

0.112

0.096

0.117

− 0.021

0.129

0.109

0.114

− 0.005

0.684

 4-year college degree (yes = 1, no = 0)

2840

0.189

0.173

0.195

− 0.022

0.217

0.248

0.128

0.121

0.000

 Master’s degree (yes = 1, no = 0)

2840

0.097

0.103

0.095

0.008

0.583

0.123

0.070

0.054

0.000

 Doctoral degree (yes = 1, no = 0)

2840

0.019

0.022

0.018

0.004

0.552

0.024

0.014

0.010

0.069

 Professional degree (JD, MD) (yes = 1, no = 0)

2840

0.026

0.044

0.021

0.023

0.010

0.030

0.022

0.008

0.226

Race

 White/Caucasian (yes = 1, no = 0)

2813

0.683

0.662

0.690

− 0.028

0.192

0.755

0.608

0.147

0.000

 African American (yes = 1, no = 0)

2813

0.154

0.127

0.162

− 0.035

0.020

0.116

0.193

− 0.078

0.000

 Hispanic (yes = 1, no = 0)

2813

0.071

0.116

0.057

0.059

0.000

0.051

0.092

− 0.041

0.000

 Asian (yes = 1, no = 0)

2813

0.035

0.033

0.036

− 0.003

0.722

0.032

0.038

− 0.006

0.388

 Native American/Pacific Islander (yes = 1, no = 0)

2813

0.024

0.030

0.023

0.007

0.341

0.018

0.031

− 0.013

0.026

 Other/more than one race (yes = 1, no = 0)

2813

0.033

0.032

0.033

− 0.001

0.948

0.028

0.037

− 0.009

0.179

Urbanicity

 Urban (yes = 1, no = 0)

2840

0.308

0.320

0.305

0.015

0.475

0.299

0.318

− 0.019

0.294

 Suburban (yes = 1, no = 0)

2840

0.467

0.459

0.469

− 0.010

0.664

0.504

0.427

0.077

0.000

 Rural (yes = 1, no = 0)

2840

0.225

0.221

0.227

− 0.005

0.786

0.197

0.255

− 0.058

0.000

Information sources about COVID-19

 Mainstream news sources (yes = 1, no = 0)

2840

0.603

0.540

0.621

− 0.081

0.000

0.700

0.501

0.198

0.000

 Alternative news sources (yes = 1, no = 0)

2840

0.350

0.385

0.340

0.045

0.041

0.270

0.434

− 0.165

0.000

 Peer reviewed scientific literature (yes = 1, no = 0)

2840

0.182

0.195

0.179

0.016

0.368

0.177

0.188

− 0.010

0.485

 Official gov’t sources such as the CDC (yes = 1, no = 0)

2840

0.382

0.361

0.388

− 0.027

0.222

0.458

0.302

0.156

0.000

Political affiliation

 Democrat (yes = 1, no = 0)

2840

0.327

0.300

0.335

− 0.035

0.091

0.389

0.261

0.128

0.000

 Republican (yes = 1, no = 0)

2840

0.321

0.360

0.309

0.051

0.021

0.300

0.342

− 0.042

0.024

 Independent/other (yes = 1, no = 0)

2840

0.353

0.341

0.356

− 0.015

0.475

0.311

0.397

− 0.086

0.000