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Table 1 Distribution of hospitals and cases according to hospital characteristics, descriptive statistics for hospital CMI based on ICD discharge diagnosis cost (CMI-ICDC), independent t-test on ownership, and one-way between-group analysis of variance (ANOVA) across hospital sizes and accreditation

From: Hospital accreditation, reimbursement and case mix: links and insights for contractual systems

  Hospitals Cases
   n %   N %  
Accreditation        
  A 32 26.2%   71,713 33.0%  
  B 8 6.6%   21,646 9.9%  
  C 56 45.9%   93,810 43.1%  
  D 26 21.3%   30,381 14.0%  
Size  
  Small (<50 beds) 34 27.9%   41,390 19.0%  
  Medium (50–100 beds) 53 43.4%   89,795 41.3%  
  Large (>100 beds) 35 28.7%   86,365 39.7%  
Ownership  
  Public 24 19.7%   66,844 30.7%  
  Private 98 80.3%   150,706 69.3%  
Total   122 100.0%   217,550 100.0%  
   Mean Std. deviation Minimum Maximum P value Sig*
Accreditation  
  A 1.27 0.24 0.98 1.90 <0.001* C, D
  B 1.11 0.17 0.88 1.43   
  C 1.09 0.20 0.85 2.15   A
  D 1.04 0.16 0.67 1.45   A
Size  
  Small (<50 beds) 1.04 0.16 0.67 1.45 0.001* Large
  Medium (50–100 beds) 1.12 0.20 0.87 2.15   
  Large (>100 beds) 1.23 0.25 0.88 1.90   Small
Ownership  
  Public 1.01 0.10 0.85 1.20 0.003*  
  Private 1.16 0.23 0.67 2.15   
All   1.13 0.22 0.67 2.15   
  1. *Significance determined with Tamhane’s T2 post-hoc comparison.