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Table 3 Weibull models for mortality

From: Does the 2013 GOLD classification improve the ability to predict lung function decline, exacerbations and mortality: a post-hoc analysis of the 4-year UPLIFT trial

Classification system

C-statistic

AIC

GOLD stage 2 to 4

0.6936

5644.299

GOLD stage A to D

0.6755

5709.177

GOLD stage A, B, C1 to C3 and D1 to D3

0.6861

5693.128

  1. Harrell’s c-statistic and Akaike’s Information Criterion.
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BMC Pulmonary Medicine

ISSN: 1471-2466

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