From: Use of a health information exchange system in the emergency care of children
 | Basic usage | |
---|---|---|
 | Unadjusted | Adjusted |
 | OR (95%CI)* | OR (95%CI) |
Female | 0.97 (0.93, 1.01) | 0.98 (0.94, 1.02) |
Age (years) | Â | Â |
   1 to 5 vs < 1 | 1.56 (1.48, 1.64) | 1.68 (1.58, 1.79) |
   6 to 11 vs < 1 | 1.37 (1.29, 1.46) | 1.78 (1.65, 1.91) |
   12 to 17 vs < 1 | 1.21 (1.12, 1.31) | 1.54 (1.41, 1.69) |
Race/ethnicity | Â | Â |
   African American vs White†| 1.09 (1.01, 1.18) | 1.00 (0.93, 1.08) |
   Hispanic vs White†| 1.03 (0.97, 1.10) | 0.98 (0.93, 1.04) |
   Other/unknown vs White†| 0.69 (0.61, 0.77) | 0.72 (0.64, 0.81) |
Payer | Â | Â |
   SCHIP vs Medicaid | 0.79 (0.72, 0.86) | 0.93 (0.85, 1.03) |
   Charity care vs Medicaid | 0.85 (0.83, 0.92) | 0.96 (0.92, 1.01) |
   Unknown/multiple vs Medicaid | 1.57 (1.43, 1.72) | 1.48 (1.35, 1.63) |
No. of primary care clinic visits‡ |  |  |
   1 to 3 vs 0 | 1.49 (1.41, 1.57) | 1.47 (1.39, 1.55) |
   ≥ 4 vs 0 | 1.58 (1.48, 1.67) | 1.35 (1.27, 1.44) |
No. of emergency depart visits to other facilities‡ |  |  |
   1 to 3 vs 0 | 1.75 (1.68, 1.84) | 1.60 (1.52, 1.67) |
   ≥ 4 vs 0 | 2.54 (2.28, 2.84) | 2.19 (1.96, 2.45) |
Hospitalized‡ | 1.12 (1.06, 1.18) | 1.33 (1.25, 1.41) |
No. of unique diagnosis categories | 1.07 (1.05, 1.10) | 1.05 (1.02, 1.08) |
Chronic condition indicator | 1.17 (1.08, 1.28) | 1.10 (1.01, 1.20) |
Primary diagnosis | Â | Â |
   Infectious & parasitic disease | 1.00 (0.90, 1.11) | 1.00 (0.90, 1.11) |
   Diseases of the nervous system | 1.16 (1.06, 1.27) | 1.07 (0.97, 1.17) |
   Diseases of the respiratory system | 1.06 (0.98, 1.27) | 1.01 (0.93, 1.10) |
   Diseases of the digestive system | 0.95 (0.85, 1.06) | 0.99 (0.88, 1.11) |
   Diseases of the genitourinary system | 1.13 (0.99, 1.29) | 1.11 (0.97, 1.27) |
   Diseases of the skin | 1.21 (1.09, 1.35) | 1.19 (1.07, 1.52) |
   Diseases of the musculoskeletal | 1.22 (1.03, 1.44) | 1.28 (1.08, 1.52) |
   Injury & poisoning | 1.06 (0.97, 1.16) | 1.15 (1.06, 1.26) |
   Ill-defined conditions | 1.02 (0.94, 1.10) | 1.01 (0.93, 1.09) |
   All other categories§ | 1.00 | 1.00 |
Unfamiliar patient|| | 0.47 (0.45, 0.48) | 0.46 (0.44, 0.48) |
Busier than average day¶ | 0.64 (0.62, 0.67) | 0.65 (0.62, 0.67) |
Random part | Â | Â |
Variance (location) | Â | 15.84 (2.93, 85.65) |
Variance (patient) | Â | 0.28 (0.24, 0.32) |