Skip to main content

Table 1 Sample characteristics

From: Long-term survival and healthcare utilization outcomes attributable to sepsis and pneumonia

Variables No infection Sepsis Pneumonia CLABSI VAP Between group difference
  (N = 14894) (N = 1062) (N = 1802) (N = 42) (N = 52)  
 Age (mean) 73.84 74.14   73.93   72.64   74.92   
 Female (%) 48.60 49.90   50.30   57.10   36.50   
Race           
 White (%) 88.80 86.60 * 87.60   90.50   88.50   
 Black (%) 8.20 10.40 * 9.00   9.50   9.60   
 Other (%) 3.10 3.00   3.40   0.00   1.90   
Dual Eligible (%) 16.30 21.30 ** 23.10 ** 21.40   11.50   ††
No. ACCs (mean) 4.75 5.75 ** 5.10 ** 5.67 ** 4.89   ††
Days alive during follow-up (mean) 1246 1 869 3 ** 877 3 ** 883 8 ** 937 1 * ††
Inpatient admissions (mean)           
 Year 1 1.19 1.45 ** 1.35 ** 1.64   1.40   ††
 Year 2 0.87 1.10 ** 1.13 ** 0.88   0.63   ††
 Year 3 0.81 0.88   0.96 ** 1.40   1.04  
 Year 4 0.78 0.80   0.93 ** 0.94   0.68   
 Year 5 0.73 0.74   0.86 * 0.50   0.86   
Outpatient visits (mean)           
 Year 1 16.65 13.12 ** 12.94 ** 13.02   12.89   ††
 Year 2 15.85 13.87 ** 14.30 ** 12.96   13.10   ††
 Year 3 15.77 14.59   14.12 ** 14.90   12.41   ††
 Year 4 15.49 14.49   13.70 ** 12.47   12.46  
 Year 5 14.92 13.41   13.83   12.94   11.19   
Emergency Department visits (mean)           
 Year 1 1.33 1.53 * 1.44   1.19   1.39   
 Year 2 1.13 1.39   1.34 * 0.46   0.57   
 Year 3 1.09 1.24   1.14   1.25   1.22   
 Year 4 1.10 1.08   1.12   1.06   0.59   
 Year 5 1.04 0.98   1.08   0.50   0.76   
Long-term care admissions (mean)           
 Year 1 2.18 5.04 ** 3.93 ** 4.43   4.04   ††
 Year 2 1.62 3.89 ** 3.17 ** 2.58   2.13   ††
 Year 3 1.68 3.87 ** 2.94 ** 2.50   3.93   ††
 Year 4 1.88 3.39 ** 3.76 ** 3.35   4.18   ††
 Year 5 1.90 3.60 ** 2.98 ** 5.69 * 4.05   ††
Home care visits (mean)           
 Year 1 0.34 0.60 ** 0.40   0.36   0.23   
 Year 2 0.29 0.67 ** 0.45   1.50 * 0.40   ††
 Year 3 0.26 0.60 ** 0.47 ** 0.60   0.11   ††
 Year 4 0.31 0.73 ** 0.50 * 0.06   0.00   ††
 Year 5 0.30 0.64 ** 0.39   0.00   0.10   
  1. ACC – aggregate condition codes; Sepsis – community or healthcare-associated sepsis, excluding CLABSI; Pneumonia – community or healthcare-associated pneumonia, excluding VAP; CLABSI – central-line associated blood stream infection; VAP – ventilator associated pneumonia; Comparison between the control group and an infection group: * p < 0.05; **p < 0.01; Overall test between all groups: †p < 0.05; ††p < 0.01.