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Table 2 Results of meta-analysis by continents and diagnosis tools

From: The global prevalence of osteoporosis in the world: a comprehensive systematic review and meta-analysis

Subgroup Number of articles Sample size I2 Publication bias (Begg and Mazumdar test) Prevalence % (95% CI)
Continents
Asia 64 102,279,215 99.9 0.106 16.7 (95% CI 15.9–17.5)
Europe 9 24,481 99.1 1.000 18.6 (95% CI 12.9–26)
America 9 928,492 99.6 0.916 12.4 (95% CI 7.4–19.5)
Africa 3 2989 98.2 0.296 39.5 (95% CI 22.3–59.7)
Australia 1 99,399 100 13.5 (95% CI 13.3–13.7)
Diagnosis tools
BMD (DXA) 71 102,398,640 99.9 0.112 19 (95% CI 18–20)
BMD by (DEXA) 11 923,401 99.3 0.533 19.6 (95% CI 14.3–26.2)
SOS 3 4116 92.2 1.000 14.8 (95% CI 10.9–19.7)