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Table 2 Individual characteristics of emergency department (ED visits) for asthma 1999–2015 among children in South Carolina by whether records had missing or complete census tract identifiers

From: A geographic identifier assignment algorithm with Bayesian variable selection to identify neighborhood factors associated with emergency department visit disparities for asthma

 Census tract identifier 
Missing (%)Complete (%)p
n21,26896,570 
Race
 White4725 (22.2)27,468 (28.4)< 0.001
 African American15,721 (73.9)64,561 (66.9) 
 Hispanic361 (1.7)2037 (2.1) 
 American Indian56 (0.3)225 (0.2) 
 Asian30 (0.1)218 (0.2) 
 Other375 (1.8)2061 (2.1) 
Age (median [IQR])10.00 [7.00, 14.00]10.00 [7.00, 14.00]0.001
Sex
 Female9024 (42.4)40,495 (41.9)0.187
 Male12,244 (57.6)56,075 (58.1) 
Payor
 Governmental13,636 (64.1)59,422 (61.5)< 0.001
 Private insurance4976 (23.4)25,577 (26.5) 
 Self-pay2551 (12.0)11,129 (11.5) 
 Other105 (0.5)442 (0.5) 
Urbanicity
 Urban12,679 (59.6)68,323 (70.7)< 0.001
 Rural8589 (40.4)28,247 (29.3)