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Table 5 Prevalence of COPD among people aged 40 years and older by WHO geographical region

From: Estimating the global prevalence of chronic obstructive pulmonary disease (COPD): a systematic review and meta-analysis

WHO region

FR Criteria

LLN criteria

Prevalence of COPD (%) (95% CI)

I2 (%)

P value

Prevalence of COPD (%) (95% CI)

I2 (%)

p value

EMR

7.95 (3.72–13.59)

95.24

P < 0.0001

6.9 (0.042–0.110)

83.34

0.000

EUR

13.09 (8.32–18.76)

97.63

P < 0.0001

7.34 (6.7–8.01)

95.86

P < 0.0001

AMR

22.93 (8.18–42.34)

99,77

P < 0.0001

4.82 (0.49–13.23)

99.80

P < 0.0001

SEAR

19.48 (7.99–34.47)

98.65

P < 0.0001

10.17 (2.22–22.94)

98.63

P < 0.0001

WPR

11.17 (9.11–13.42)

99.42

P < 0.0001

7.56 (3.70-10.11)

94.96

P < 0.0001

AFR

-

  

7.7 ( 6.0–9.8)

-

P < 0.0001

  1. EMR: Eastern Mediterranean Region; EUR: European Region; AMR: Americas Region; SEAR: South East Asia Region; WPR: Western Pacific Region; AFR: African Region; COPD: chronic obstructive pulmonary disease; FR: fixed ratio; LLN: lower limit of normal