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Table 2 Disease severity factors in hospitalized and non-hospitalized patients with COPD

From: 8th international conference on management and rehabilitation of chronic respiratory failure: the long summaries – part 1

 

ESMI (Spain)

SFH (USA)

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Hospitalized

Hospitalized

Out-Patients

On O2 rx (%)

39

53

-

FEV1 % predicted

43

47

48

G2; G3; G4 (%)

45; 44; 11

-

44; 42; 14

FEV1/FVC ≥ 0.70 (% of sample)

-

21

 

Could not/would not do 6 MWT (%)

-

20

-

6MWT distance (meters)

-

157

All: 370

G2: 406

G3: 357

G4: 290

  1. O2, Oxygen; FEV1, Forced expiratory volume in one second; FVC, Forced vital capacity
  2. G2, Global Initiative for Obstructive Lung Disease (GOLD) spirometric stage 2 (FEV1 ≥ 50 % and < 80 %); G3, GOLD spirometric stage 3 (FEV1 ≥ 30 % and < 50 %); G4, GOLD spirometric stage 4 (FEV1 < 30 %). 6MWT, six minute walk test