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Table 1 Non-frequent versus all-frequent Emergency Department users

From: Emergency department use and barriers to wellness: a survey of emergency department frequent users

  All Non-frequent user All frequent user  
  n = 1523 n = 1226 n = 297  
  Mean Std Dev Mean Std Dev Mean Std Dev p-value
Age 52.62 19.84 53.33 20.28 49.84 17.69 0.0035
  Median IQR (Range) Median IQR (Range) Median IQR (Range)  
# Inpatient Visits 0 0-1
(0–16)
0 0-0
(0–8)
1 0-3
(0–16)
<0.0001
# Observation Visits 0 0-0
(0–9)
0 0-0
(0–3)
0 0-1
(0–9)
<0.0001
# Emergency Visits 1 0-3
(0–45)
0 0-1
(0–3)
6 5-9
(4–45)
<0.0001
  n % n % n %  
Sex (n, %)        0.0176
Female 874 57.69% 684 56.25% 189 63.85%  
Male 641 42.31% 532 43.75% 107 36.15%  
Race (n, %)        0.0335
Black 438 29.92% 332 28.28% 106 36.55%  
White 966 65.98% 791 67.38% 175 60.34%  
Asian 29 1.98% 26 2.21% 3 1.03%  
Other 31 2.12% 25 2.13% 6 2.07%  
Insurance Status (n, %)        <0.0001
Insured (any) 1183 90.86% 924 89.28% 259 97.00%  
Not insured (self-pay or no insurance) 119 9.14% 111 10.72% 8 3.00%  
Payer (n, %)        <0.0001
Medicare 355 27.22% 296 28.60% 59 22.10%  
Medicaid 428 32.80% 279 26.96% 149 55.81%  
Dual-eligible 98 7.53% 69 6.67% 29 10.86%  
None or Self-pay 119 9.14% 111 10.72% 8 3.00%  
Private 302 23.20% 280 27.05% 22 8.24%