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Table 3 Results from the fit of the Weber–Fechner law [see Eq. (10)] to the observed relationship between the Death NLS and the logarithm of the daily number of deaths in each country (see Fig. 6)

From: Public risk perception and emotion on Twitter during the Covid-19 pandemic

Weber–Fechner law

\(k\)

\(s_0\)

95% CI

\(t\)

\(P>|t|\)

\(R^2\)

NRMSE

\(n\)

Country

  

(\(k\))

(\(k\))

(\(k\))

   

Argentina

1.044

0.0080

0.758 – 1.329

7.29

0.0

0.421

0.113

75

Australia

1.042

0.1047

0.508 – 1.576

3.94

0.0003

0.275

0.171

43

Canada

0.596

0.4477

0.508 – 0.683

13.53

0.0

0.683

0.105

87

Chile

0.575

0.0001

0.412 – 0.737

7.05

0.0

0.395

0.149

78

Colombia

0.604

0.0011

0.436 – 0.772

7.18

0.0

0.414

0.144

75

India

0.332

0.0061

0.264 – 0.4

9.69

0.0

0.543

0.128

81

Mexico

0.846

0.0300

0.742 – 0.95

16.2

0.0

0.775

0.101

78

Nigeria

0.457

0.0003

0.168 – 0.747

3.16

0.0025

0.147

0.222

60

South Africa

0.282

0.0001

0.127 – 0.436

3.64

0.0005

0.171

0.183

66

Spain

− 0.016

Inf

− 0.198 – 0.165

− 0.18

0.8593

0

0.198

82

UK

0.752

5.241

0.61 – 0.894

10.54

0.0

0.555

0.143

91

USA

0.788

4.2478

0.672 – 0.905

13.43

0.0

0.677

0.126

88

  1. Overall, this model best describes the relationship between the daily number of deaths local to each country and the Death NLS.