Table 3 Change in health status measures scores from baseline to one year follow-up.

From: Assessment of risk factors responsible for rapid deterioration of lung function over a period of one year in patients with chronic obstructive pulmonary disease

Health status measures

Baseline values

One year follow-up values

Mean difference

p value

mMRC

2.76 (0.8)

2.92 (0.8)

0.16 (0.04)

< 0.01

CAT Score

20.05 (7.62)

22.71 (6.88)

2.66 (1.2)

< 0.001

SGRQ-C Total

46.48 (28.61)

52.83 (26.44)

6.35 (4.53)

< 0.001

SGRQ-C Symptom Score

50.46 (29.48)

55.4 (28.32)

4.94 (3.61)

< 0.01

SGRQ-C Activity Score

44.91 (28.17)

50.69 (26.43)

5.78 (3.50)

0.03

SGRQ-C Impact Score

39.11 (32.78)

43.77 (30.82)

4.66 (7.61)

0.19

6MWT in meters

429.8 (84.32)

418.5 (80.28)

− 11.3

< 0.01

  1. Data are presented as mean (SD) unless otherwise stated.
  2. COPD, Chronic Obstructive Pulmonary Disease; mMRC, modified medical research council dyspnoea scale; CAT, COPD assessment test; SGRQ-C, St George’s Respiratory COPD specific Questionnaire.
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