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Table 3 Overall characteristics of patients with ACO vs. asthma only. For each category, N (%) for raw data are shown

From: Factors associated with exacerbations among adults with asthma according to electronic health record data

  ACO Asthma Only P-Value
N = 951 N = 8117
Exacerbation Count     < 1e-15
  0 374 (39.33) 5668 (69.83)  
  1–2 446 (46.90) 2193 (27.02)  
  3–4 84 (8.83) 189 (2.33)  
  5+ 47 (4.94) 67 (0.83)  
Age (years)     < 1e-15
  18–30 19 (2.00) 1920 (23.65)  
  31–40 40 (4.21) 1611 (19.85)  
  41–50 195 (20.50) 1692 (20.85)  
  51–60 337 (35.44) 1521 (18.74)  
  61–70 236 (24.82) 964 (11.88)  
  71–80 124 (13.04) 409 (5.04)  
Race     < 1e-15
  White 311 (32.70) 4086 (50.34)  
  Black or African American 640 (67.30) 4031 (49.66)  
Sex     
  Male 251 (26.39) 2044 (25.18)  
  Female 700 (73.61) 6073 (74.82)  
BMI (kg/m2)     0.014
  Not overweight or obese (<  25) 213 (22.40) 1875 (23.10)  
  Overweight (25 to < 30) 224 (23.55) 2263 (27.88)  
  Class 1 obese (30 to < 35) 218 (22.92) 1744 (21.49)  
  Class 2 obese (35 to < 40) 137 (14.41) 1066 (13.13)  
  Class 3 obese (≥  40) 159 (16.72) 1169 (14.40)  
Health Insurance Type     < 1e-15
  Private insurance 244 (25.66) 4801 (59.15)  
  Medicaid 280 (29.44) 1752 (21.58)  
  Medicare 427 (44.90) 1564 (19.27)  
Smoking History     < 1e-15
  Never 210 (22.08) 4809 (59.25)  
  Quit 486 (51.10) 2228 (27.45)  
  Yes 255 (26.81) 1080 (13.31)  
Chronic Bronchitis    
  No 72 (7.57) 8117 (100)  
  Yes 879 (92.43) 0 (0)  
Emphysema    
  No 761 (80.02) 8117 (100)  
  Yes 190 (19.98) 0 (0)  
Sinusitis     0.22
  No 594 (62.46) 5238 (64.53)  
  Yes 357 (37.54) 2879 (35.47)  
Pulmonary Circulation Disorders < 1e-15
  No 752 (79.07) 7728 (95.21)  
  Yes 199 (20.93) 389 (4.79)  
Fluid and Electrolyte Disorders     < 1e-15
  No 492 (51.74) 6775 (83.47)  
  Yes 459 (48.26) 1342 (16.53)  
Obstructive Sleep Apnea     < 1e-15
  No 645 (67.82) 6968 (85.84)  
  Yes 306 (32.18) 1149 (14.16)  
Diabetes (uncomplicated)     < 1e-15
  No 554 (58.25) 6882 (84.79)  
  Yes 397 (41.75) 1235 (15.21)