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Table 3 Pooled prevalence of VRE by subgroups

From: Prevalence of Vancomycin resistant enterococci (VRE) in Ethiopia: a systematic review and meta-analysis

SubgroupsNumbers of studiesNo of enterococci isolates tested, NPooled prevalence of VRE, N (%)95% CII2P-value
Region
 Addis Ababa75613 (26.1)10.7–50.941.650.113
 Amhara856838 (15.0)6.9–29.679.39<  0.001
 Oromia415419 (9.0)2.8–25.771.490. 015
 SNNPR1531 (1.9)0.8–19.8
Study perioda
 Before/in 2015835427 (16.5)6.5–31.581.09<  0.001
 After 20151142443 (16.3)7.6–31.369.20<  0.001
AST method
 Disc diffusion1764961 (16.9)9.3–28.966.89<  0.001
 Dilution/MIC318210 (7.9)1.9–27.691.88<  0.001
Type of specimen
 Stool559837 (5.9)2.8–11.70.000.629
 Urine42610 (37.3)15.8–63.30.000.665
 Blood4264 (22.0)6.9–51.945.060.141
 Wound swab121 (50.0)
 Multi-siteb617919 (16.8)8.0–31.977.87<  0.001
Publication history
 Published1479260 (11.3)6.4–19.272.86<  0.001
 Unpublished63911 (31.9)12.9–59.725.820.241
  1. a One study did not report its study period; b Studies used more than one type of specimen to isolate enterococci; MIC: Minimum Inhibitory Concentration