Table 3.

Summary statistics for variables included in the final model estimation.

Variable name	Variable description	Max	Min	Mean	Standard deviation
Black	Black or African American indicator (1 if respondent is Black, 0 otherwise)	1	0	0.14	3.5E-04
COVID-19 threat	Perceived threat to respondent's personal health of evacuating during a COVID-19 outbreak (4 if major, 1 if not a threat)	4	1	3.19	7.9E-04
Employed	Employment indicator (1 if respondent is employed, 0 otherwise)	1	0	0.63	4.8E-04
Fear	Likelihood of respondent feeling fear in response to a major flood evacuation scenario (5 if extremely likely, 1 if extremely unlikely)	5	1	4.37	1.0E-03
Female	Female indicator (1 if respondent is female, 0 otherwise)	1	0	0.52	5.0E-04
High income	Annual household income indicator (1 if respondent's gross annual household income is more than $100,000/year, 0 otherwise)	1	0	0.20	4.0E-04
Household with children	Children indicator (1 if respondent's household contains one of more child 17 years old or under, 0 otherwise)	1	0	0.30	4.6E-04
Local borrowing	Likelihood of respondent accessing resources from unknown neighbors (5 if extremely likely, 1 if extremely unlikely)	5	1	2.28	9.6E-04
Millennial	Age indicator (1 if respondent is between 26 and 35 years old, 0 otherwise)	1	0	0.32	4.7E-04
Neighbor sharing	Number of resources respondent would be willing to share with neighbors who chose to stay home and take shelter during a flood (10 if all, 0 if none)	10	0	6.76	2.9E-03
Network proximity	How close respondent lives to each person in their social support network on average (6 if same building, 1 if different countries)	5.4	0	2.57	1.3E-03
Republican	Republican indicator (1 if respondent is Republican, 0 otherwise)	1	0	0.17	3.8E-04
Total preparedness	Number of flood preparedness measures respondent currently has (7 if all, 0 if none)	7	0	2.96	1.9E-03
Under 25	Age indicator (1 if respondent is 25 years old or younger, 0 otherwise)	1	0	0.30	4.6E-04