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. 2021 Dec 29;13:100528. doi: 10.1016/j.trip.2021.100528

Table 4.

Direct and total effects of variables on human mobility (N = 3,140).

Structural model Unstandardized coefficient
Standardized coefficient
Direct effect Total effect Direct effect Total effect
Outcome: Human Mobility
Predictors
COVID-19 infection rate −0.005*** −0.005*** −0.388*** −0.351***
Socio-demographic Characteristics
Age 18–24 years −0.259*** −0.265*** −0.270*** −0.276***
Age 25–44 years −0.498*** −0.528*** −0.495*** −0.525***
Age 45–64 years −0.113*** −0.095*** −0.098*** −0.083***
Age 65 years and older −0.203*** −0.164*** −0.285*** −0.230***
African-Americans 0.029*** 0.017*** 0.126*** 0.074***
Male 0.399*** 0.423*** 0.287*** 0.304***
People in labor force 0.077*** 0.070*** 0.143*** 0.129***
HH with internet access −0.088*** −0.080*** −0.234*** −0.212***
Location Characteristics
Number of points of interest −0.0001*** −0.0001*** −0.158*** −0.143***
Presence of airport −0.015*** −0.013*** −0.156*** −0.141***
Metropolitan status −0.007*** −0.008*** −0.096*** −0.122***
COVID-19 status
a Susceptible Infected --- −1.290e-6 --- −0.053
b Spatial effect --- −0.0002*** --- −0.110***
COVID-19 policies
Emergency declaration −0.077*** −0.070*** −0.070*** −0.063***
Gathering restriction −0.002 −0.001 −0.007 −0.006
Stay at home order −0.044*** −0.054*** −0.220*** −0.269***
Non-essential business closure −0.033** −0.030** −0.051** −0.046**
Public mask mandate --- 0.002* --- 0.013*
Quarantine mandate --- −0.001 --- −0.005

Notes: --- denotes no direct connections. *, **, and *** indicate statistical significance at 10%, 5%, and 1% respectively.

All the COVID-19 policy variables represent the number of days from the first enactment of policies until May 1, 2020.

a

Susceptible Infected (SI) = number of susceptible people (people who have not been infected with the virus yet) × number of currently infected people in that population (current active cases).

b

Spatial effect = number of average COVID-19 daily new cases per 100 K population in neighboring counties × average number of daily external trips by infectious persons from out of state or county (Imported cases).