Table 3

Spearman’s rank correlation coefficient of the different comorbidity measures in each jurisdiction and country

	New South Wales	Victoria	Alberta	Ontario	Norway	England	Northern Ireland	Scotland	Wales	Australia	Canada	Norway	UK	Total
Charlson and Elixhauser	0.82	0.80	0.86	0.83	0.82	0.82	0.84	0.80	0.83	0.81	0.84	0.82	0.82	0.82
Elixhauser and inpatient days	0.59	0.62	0.62	0.60	0.57	0.44	0.57	0.55	0.53	0.60	0.60	0.57	0.45	0.50
Charlson and inpatient days	0.53	0.53	0.58	0.57	0.55	0.42	0.56	0.52	0.50	0.53	0.57	0.55	0.43	0.46