Skip to main content

Table 5 Sub-group meta-analysis of the prevalence of cystic echinococcosis (CE) in Iran

From: Epidemiology of echinococcosis in Iran: a systematic review and meta-analysis

Subgroup variable Prevalence (95% CI) I2 (%) Heterogeneity (χ2) P value Interaction test (χ2) P value
Geographical distribution North 0.09 (0.04-0.18) 98.73 315.38 < 0.001 12.95 < 0.001
Center 0.02 (0.01-0.03) 98.87 970.4 < 0.001
West 0.06 (0.03-0.11) 99.71 4477.29 < 0.001
East 0.05 (0.01-0.11) 96.4 83.22 < 0.001
Age < 40 years 0.07 (0.04-0.12) 99.23 1937.99 < 0.001 40.03 < 0.001
≥ 40 years 0.05 (0.03-0.06) 95.24 230.86 < 0.001
ND a 0.01 (0.00-0.01) 98.8 465 < 0.001
Quality score Low 0.05 (0.01-0.12) 99.59 2426.9 < 0.001 0.49 0.48
High 0.04 (0.03-0.06) 99.56 5225.56 < 0.001
Diagnostic lab method Serological 0.04 (0.03-0.06) 98.22 1459.33 < 0.001 257.4 < 0.001
Serological, clinical, and imagingb 0.07 (0.05-0.09) 79.06 14.33 < 0.001
Place of residence Urban 0.01 (0.00-0.05) 98.48 262.31 < 0.001 18.63 < 0.001
Urban and rural 0.06 (0.03-0.1) 99.57 - -
Rural and nomads 0.06 (0.02-0.12) 98.13 214.1 < 0.001
ND 0.05 (0.01-0.12) 99.66 1191.6 < 0.001
All studies 0.05 (0.00-0.16) 99.56 7797.5 < 0.001 - -
  1. a ND Not-determined
  2. bClinical and imaging methods are included: clinical manifestations of the patients, in combination with the results of imaging and radiographic diagnostic methods (computed tomography (CT) scan, magnetic resonance imaging (MRI), chest-X ray, ultrasonography, bronchoscopy, or radiology) or pathological and histopathological examinations