Table 1 The number of households impacted by boil water alerts and summary statistics for census block group characteristics between 2015 and 2021.

From: Boil water alerts and their impact on the unexcused absence rate in public schools in Jackson, Mississippi

Year	Summary statistic	TV	BANHT	DIS	YOUNG	OLD	OA	LE	NC	POV	SP
2015 (n = 12,579)	Minimum	0.70	0.00	0.04	0.02	0.01	0.00	0.00	0.00	0.02	0.09
	Median	2.14	0.94	0.11	0.25	0.10	0.03	0.01	0.09	0.17	0.30
	Maximum	3.03	1.00	0.25	0.51	0.62	0.23	0.05	0.59	0.57	0.54
	Mean (s.d.)	1.91 (0.63)	0.74 (0.34)	0.12 (0.04)	0.24 (0.10)	0.13 (0.09)	0.04 (0.04)	0.01 (0.01)	0.12 (0.10)	0.22 (0.13)	0.29 (0.12)
2016 (n = 5,391)	Minimum	0.70	0.00	0.04	0.02	0.01	0.00	0.00	0.00	0.02	0.09
	Median	2.10	0.94	0.11	0.25	0.11	0.03	0.00	0.09	0.26	0.29
	Maximum	3.05	1.00	0.30	0.50	0.34	0.23	0.05	0.59	0.62	0.54
	Mean (s.d.)	1.95 (0.65)	0.75 (0.34)	0.12 (0.05)	0.26 (0.09)	0.13 (0.07)	0.04 (0.03)	0.01 (0.01)	0.13 (0.11)	0.24 (0.15)	0.29 (0.11)
2017 (n = 2,784)	Minimum	0.70	0.00	0.04	0.02	0.03	0.00	0.00	0.00	0.02	0.09
	Median	2.11	0.91	0.11	0.25	0.14	0.03	0.00	0.09	0.16	0.29
	Maximum	2.89	1.00	0.30	0.45	0.34	0.23	0.05	0.43	0.62	0.49
	Mean (s.d.)	1.88 (0.62)	0.71 (0.35)	0.12 (0.05)	0.25 (0.11)	0.14 (0.09)	0.04 (0.04)	0.01 (0.01)	0.11 (0.09)	0.22 (0.13)	0.28 (0.12)
2018 (n = 58,443)	Minimum	0.70	0.00	0.04	0.00	0.01	0.00	0.00	0.00	0.02	0.09
	Median	2.25	0.94	0.12	0.25	0.12	0.03	0.01	0.12	0.24	0.30
	Maximum	3.05	1.00	0.30	0.51	0.62	0.23	0.05	0.59	0.62	0.54
	Mean (s.d.)	2.10 (0.55)	0.83 (0.27)	0.13 (0.05)	0.24 (0.10)	0.15 (0.10)	0.04 (0.04)	0.01 (0.01)	0.14 (0.11)	0.25 (0.13)	0.31 (0.11)
2019 (n = 9,567)	Minimum	0.70	0.00	0.04	0.00	0.01	0.00	0.00	0.00	0.02	0.09
	Median	2.22	0.94	0.11	0.25	0.09	0.03	0.00	0.12	0.30	0.33
	Maximum	3.05	1.00	0.30	0.50	0.62	0.23	0.05	0.50	0.62	0.54
	Mean (s.d.)	2.04 (0.55)	0.80 (0.29)	0.12 (0.04)	0.25 (0.10)	0.11 (0.08)	0.03 (0.03)	0.01 (0.02)	0.13 (0.09)	0.27 (0.13)	0.31 (0.10)
2020 (n = 80,099)	Minimum	0.70	0.00	0.04	0.00	0.01	0.00	0.00	0.00	0.02	0.09
	Median	2.23	0.94	0.12	0.26	0.11	0.03	0.00	0.11	0.26	0.33
	Maximum	3.05	1.00	0.30	0.51	0.62	0.23	0.05	0.59	0.62	0.54
	Mean (s.d.)	2.13 (0.52)	0.85 (0.24)	0.13 (0.05)	0.25 (0.10)	0.14 (0.09)	0.04 (0.03)	0.01 (0.01)	0.15 (0.12)	0.25 (0.13)	0.32 (0.10)
2021 (n = 22,679)	Minimum	0.70	0.00	0.04	0.00	0.02	0.00	0.00	0.00	0.02	0.09
	Median	2.42	0.97	0.13	0.26	0.11	0.03	0.00	0.16	0.33	0.41
	Maximum	2.95	1.00	0.30	0.46	0.42	0.13	0.05	0.59	0.62	0.49
	Mean (s.d.)	2.41 (0.35)	0.94 (0.13)	0.15 (0.04)	0.26 (0.10)	0.13 (0.08)	0.04 (0.02)	0.00 (0.01)	0.17 (0.10)	0.34 (0.12)	0.38 (0.09)

Variables in columns indicate total BWA vulnerability (TV), percentage of individuals who identify as Black, Asian, Native American, Hispanic, or 2 or more races (BANHT), percentage of people with disability status (DIS), percentage of people older than 65 years (OLD), percentage of people younger than 18 years (YOUNG), percentage of people older than 65 years and living alone (OA), percentage of people with limited English (LE), percentage of households with no computer access (NC), percentage of households living in poverty (POV) and percentage of single-parent households (SP). n indicates the number of households impacted by boil water advisories.

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Table 1 The number of households impacted by boil water alerts and summary statistics for census block group characteristics between 2015 and 2021.

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