Table 1.

Baseline characteristics of the patients with end stage renal disease with and without COVID-19, before and after propensity score matching.

	Before propensity score matching			After propensity score matching
	ESRD and COVID-19 (n = 865)	ESRD, no COVID-19 (n = 27,961)	P-value	ESRD and COVID-19 (n = 863)	ESRD, no COVID-19 (n = 863)	P-value
Age (years), mean (SD)	61.2 (14.3)	60.0 (15.0)	0.02	61.2 (14.3)	61.3 (14.8)	0.90
Female	37.9 (328)	42.6 (11,907)	0.006	38.0 (328)	38.5 (332)	0.84
Race
White	36.1 (312)	52.1 (14,554)	<0.001	36.2 (312)	36.8 (318)	0.76
Black or African American	37.9 (328)	26.6 (7426)	<0.001	37.8 (326)	36.3 (313)	0.52
Asian	3.6 (31)	3.6 (1011)	0.96	3.6 (31)	4.5 (39)	0.33
Native Hawaiian or other Pacific Islander	1.2 (10)	0.3 (75)	<0.001	1.2 (10)	1.2 (10)	1.00
American Indian or Alaska Native	1.2 (10)	0.8 (219)	0.22	1.2 (10)	1.2 (10)	1.00
Unknown	21.4 (185)	16.7 (4676)	<0.001	21.4 (185)	21.7 (187)	0.91
Hypertensive diseases	51.2 (443)	41.1 (11,492)	<0.001	51.3 (443)	54.5 (470)	0.19
Ischaemic heart diseases	22.2 (192)	17.2 (4815)	0.001	22.2 (192)	22.9 (198)	0.73
Heart Failure	22.3 (193)	16.3 (4570)	<0.001	22.4 (193)	21.7 (187)	0.73
Cerebrovascular diseases	14.3 (124)	8.6 (2401)	<0.001	14.1 (122)	14.6 (126)	0.78
Atrial fibrillation and flutter	11.3 (98)	8.2 (2300)	0.001	11.4 (98)	10.4 (90)	0.54
Other cardiac arrhythmias	12.5 (108)	8.4 (2358)	<0.001	12.5 (108)	12.3 (106)	0.88
Diabetes Mellitus	39.5 (342)	29.6 (8263)	<0.001	39.4 (340)	42.6 (368)	0.17
Neoplasms	16.9 (146)	14.8 (4147)	0.10	16.9 (146)	16.2 (140)	0.70
Diseases of the respiratory system	46.1 (399)	26.0 (7272)	<0.001	46.0 (397)	46.2 (399)	0.92
Diseases of the nervous system	36.2 (313)	25.0 (6992)	<0.001	36.0 (311)	39.7 (308)	0.88
Mental, behavioural and neurodevelopmental disorders	27.3 (236)	20.8 (5816)	<0.001	27.3 (236)	25.8 (223)	0.48

ESRD: end stage renal disease; SD: standard deviation.