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Table 1 Baseline characteristics

From: National age group trends in Clostridium difficile infection incidence and health outcomes in United States Community Hospitals

Demographic Overall
(n = 2,279,004)
Elderly
(n = 1,538,933)
Adults
(n = 657,513)
Pediatrics
(n = 82,558)
P-value*
Age (years), median (IQR) 74 (59–83) 80 (74-85) 52 (43-59) 5 (2–11) <0.0001
Female sex 58.7% 61.5% 54.4% 39.4% <0.0001
Race
 White 85.6% 89.6% 77.2% 78.7% <0.0001
 Black 10.1% 7.0% 16.7% 14.8%
 Other 4.3% 3.4% 6.1% 6.5%
Hospital size
 6–99 beds 19.4% 22.6% 13.7% 5.6% <0.0001
 100–199 beds 21.1% 21.6% 20.4% 19.1%
 200–299 beds 24.3% 24.8% 21.6% 36.1%
 300–499 beds 22.7% 20.7% 27.1% 25.1%
 500+ beds 12.5% 10.3% 17.2% 14.1%
Hospital ownership
 Proprietary 11.7% 13.5% 8.2% 5.7% <0.0001
 Government 8.6% 6.8% 12.9% 8.0%
 Nonprofit 79.7% 79.7% 78.9% 86.3%
Principal payment source
 Medicare 67.0% 88.3% 25.9% 0.0% <0.0001
 Medicaid 8.1% 1.3% 18.7% 50.9%
 Private 21.4% 9.2% 47.1% 43.1%
 Self-pay 1.6% 0.4% 4.6% 0.1%
 Other 1.9% 0.8% 3.7% 5.9%
Admission type
 Emergency 64.9% 66.4% 64.0% 41.5% <0.0001
 Urgent 21.5% 19.9% 24.1% 33.4%
 Elective 13.4% 13.7% 11.9% 20.6%
 Newborn 0.2% 0.0% 0.0% 4.5%
Admission source
 Emergency room 59.3% 59.8% 60.3% 37.6% <0.0001
 Transfer 15.1% 18.0% 8.8% 8.6%
 Referral 18.1% 15.7% 21.6% 39.2%
Other 7.5% 6.5% 9.3% 14.6%
  1. IQR Interquartile range
  2. *P-values reflect comparisons between elderly adult, adult, and pediatric CDI populations