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Table 2 Subgroup analysis of overweight and obesity prevalence based on location of the study samples, year of studies publication, type of military force, and quality of the included studies

From: The prevalence of overweight and obesity among Iranian military personnel: a systematic review and meta-analysis

  Overweight p-value* Obesity p-value*
Pooled prevalence 95% CI Pooled prevalence 95% CI
Location of the study samples
 Center of Iran (Tehran) 0.35 0.17, 0.56 p < 0.001 0.15 0.11, 0.19 p < 0.001
 South of Iran 0.55 0.43, 0.67 p < 0.001 0.14 0.11, 0.17 p < 0.001
 National 0.35 0.31, 0.38 p < 0.001 0.06 0.05, 0.08 p < 0.001
Year of the studies publication
 Before 2104 0.40 0.28, 0.52 p < 0.001 0.10 0.06, 0.16 p < 0.001
 After 2014 0.43 0.20, 0.67 p < 0.001 0.15 0.11, 0.20 p < 0.001
Type of military force
 All forces 0.40 0.29, 0.51 p < 0.001 0.13 0.07, 0.21 p < 0.001
 Ground force 0.12 0.12, 0.13 p < 0.001 0.15 0.11, 0.19 p < 0.001
 Aire forces 0.42 0.39, 0.45 p < 0.001 0.11 0.09, 0.13 p < 0.001
 Navy 0.69 0.59, 0.78 p < 0.001 0.15 0.09, 0.24 p < 0.001
Quality of the included studies
 High 0.50 0.38, 0.63 p < 0.001 0.14 0.07, 0.23 p < 0.001
 Intermediate 0.48 0.46, 0.50 p < 0.001 0.14 0.11, 0.17 p < 0.001
 Low 0.24 0.07, 0.47 p < 0.001 0.11 0.09, 0.13 p < 0.001
  1. *p-value for Chi2 statistic for heterogeneity