The effect of an active implementation of a disease management programme for chronic obstructive pulmonary disease on healthcare utilization--a cluster-randomised controlled trial.

A further strength springs from the fact that a strong trend towards the same results was identified in the analysis of the population identified by the algorithm alone.

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drew the conclusion that patients with COPD who received two or more components of the CCM had fewer unscheduled/emergency-room visits, fewer hospitalisations and showed a trend towards reduced healthcare costs compared with the control groups [ 57 ].

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