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Percentage of patients with KPS <= 40 (blue circle) and KPS > 40 (red square) from 2003 to 2008, as well as the related linear regression lines. Change in KPS and days of care provided were evaluated. The percentage of patients with KPS < 40 at admission decreased from 70% in 2003 to 30% in 2008; the percentage of patients with KPS > 40 increased.
