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Table 6 Prognostic outcomes according to different COPD definitions within each "COPD definition"

From: "GOLD or lower limit of normal definition? a comparison with expert-based diagnosis of chronic obstructive pulmonary disease in a prospective cohort-study"

COPD definition

N*

Exacerbations of COPD

(N = 148)

Pulmonary Hospitalizations

(n = 67)

All-cause

Mortality

(n = 60)

Expert COPD (N* = 247)

114/247 (46.2%)

49/247 (19.8%)

50/247 (20.2%)

GOLD COPD (N* = 244)

114/244 (46.7%)

46/244 (18.9%)

43/244 (17.6%)

LLN: Enright [16] (N* = 142)

76/142 (53.5%)

34/142 (23.9%)

32/142 (22.5%)

LLN: Quanjer [14] (N* = 167)

88/167 (52.7%)

37/167 (22.2%)

35/167 (21.0%)

LLN: Falaschetti [17] (N* = 175)

91/175 (52.0%)

37/175 (21.1%)

35/175 (20.0%)

  1. Absolute numbers (%) of clinically relevant outcomes in patients classified as COPD according to the different definitions. N* corresponds to the number of patients classified as COPD according to the individual COPD definitions. The denominator corresponds also to the absolute number of individuals within each COPD definition.
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Respiratory Research

ISSN: 1465-993X

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