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Table 3 Subgroup analysis

From: Acceptance and use of complementary and alternative medicine among medical specialists: a 15-year systematic review and data synthesis

Subgroup No. of studies (no. of MS) Difference in pooled prevalence (95% CI) p-value
CAM acceptance
 Region
  Region of the Americas 5 (842) 0.00 (-0.28, 0.27) 0.979
  European Region 5 (846) 0.10 (-0.16, 0.36) 0.405
  Western Pacific Region 2 (787) -0.18 (-0.51, 0.16) 0.271
 Sampling method
  Random sampling 9 (2032) -0.01 (-0.32, 0.30) 0.943
CAM usage
 Region
  Region of the Americas 8 (2435) 0.12 (-0.08, 0.31) 0.222
  European Region 9 (1460) 0.04 (-0.16, 0.24) 0.706
  Western Pacific Region 3 (883) -0.17 (-0.45, 0.10) 0.204
  Mixed region 1 (95) -0.36 (-0.79, 0.07) 0.098
 Economic levels of country
  Upper-middle-income economies 2 (195) 0.24 (-0.08, 0.56) 0.133
  High-income economies 18 (4583) -0.03 (-0.32, 0.25) 0.804
  Mixed-income economies 1 (95) -0.36 (-0.79, 0.07) 0.098
 Sampling method
  Random sampling 15 (4101) -0.03 (-0.25, 0.19) 0.802
  1. Abbreviations: CI confidence interval