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Table 2 Sample Characteristics by ED Utilization

From: Comparing emergency department use among individuals with varying levels of cognitive impairment

Characteristics 0 ED Visits N = 575 Frequency (Relative Frequency) 1 ED Visit N = 129 Frequency (Relative Frequency) 2 + ED Visits N = 75 Frequency (Relative Frequency)
Cognitive Status
 Intact 74 (12.87) 10 (7.75) 5 (6.67)
 MCI 275 (47.83) 65 (50.39) 32 (42.67)
 ADRD 226 (39.30) 54 (41.86) 38 (50.67)
Education
  < 12 years 39 (6.78) 8 (6.20) 4 (5.33)
 12 years 129 (22.43) 30 (23.26) 13 (17.33)
 13–15 years 98 (17.04) 27 (20.93) 17 (22.67)
 16 + years 309 (53.74) 64 (49.61) 41 (54.67)
Age
 Mean (SD) 75.9 (8.5) 77.5 (9.1) 77.9 (9.0)
Sex
 Male 242 (42.09) 59 (45.74) 30 (40.00)
 Female 333 (57.91) 70 (54.26) 45 (60.00)
Race
 White 545 (95.45) 127 (98.45) 69 (92.00)
 Non-white 26 (4.55) 2 (1.55) 6 (8.00)
Elixhauser Comorbidity Score
 Mean (SD) 2.6 (1.9) 3.0 (1.9) 3.8 (2.1)
 MMSE
 Mean (SD) 25.4 (4.2) 25.1 (3.9) 25.2 (3.7)
  1. ED Emergency Department, MCI Mild Cognitive Impairment, ADRD Alzheimer’s Disease and Related Dementia, SD Standard Deviation, MMSE Mini Mental State Examination