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Table 1 Co-morbidity burden assessed by Charlson Index

From: Erratum To: The health services burden of heart failure: an analysis using linked population health data-sets

Variable Statistic 2002 – 03* 2003 - 04 2004 - 05 2005 - 06 2006 - 07
   (N = 5854) (N = 5935) (N = 5606) (N = 5813) (N = 5953)
Charlson Score mean (sd) 1.2 (1.5) 1.2 (1.5) 1.5 (1.6) 1.3 (1.5) 1.4 (1.6)
(based on index admission) median 1.0 1.0 1.0 1.0 1.0
(q1, q3) (q1, q3) (0.0, 2.0) (0.0, 2.0) (0.0, 2.0) (0.0, 2.0) (0.0, 2.0)
Charlson Score mean (sd) 1.7 (1.8) 1.8 (1.9) 2.0 (2.0) 1.8 (1.9) 1.9 (2.0)
(based on two years history) median 1.0 1.0 2.0 2.0 2.0
(q1, q3) (q1, q3) (0.0, 3.0) (0.0, 3.0) (0.0, 3.0) (0.0, 3.0) (0.0, 3.0)
  1. * Financial Year (1 July – 30 June).
  2. † N = number of persons with index admissions.
  3. sd = standard deviation; q1,q3 = quartile 1, quartile 3.