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Table 2 Meta-analysis of HAE prevalence in China

From: Prevalence of human alveolar echinococcosis in China: a systematic review and meta-analysis

Groups Number of studies Sample size Prevalence,%(95% CI) I2,% P heterogeneity P difference Odds ratio(95% CI) P Eggers’s test
Overall 41 2,032,811 0.96 (0.71–1.25) 100 <0.01    0.06
Areas       < 0.01   
 Gansu 9 586,718 1.24 (0.81–1.75) 99 <0.01   
 Ningxia 3 67,280 1.49 (0.02–5.19) 99 <0.01   
 Qinghai 8 126,211 1.55 (0.65–2.82) 99 <0.01   
 Sichuan 8 680,211 2.03 (1.30–2.92) 100 <0.01   
 Tibet 9 226,670 0.19 (0.13–0.25) 86 <0.01   
 Xinjiang 4 345,721 0.013 (0.001–0.036) 75 <0.01   
Sex       < 0.01   
 female 11 22,595 3.47 (2.69–4.34) 91 <0.01   1.60 (1.35–1.91) 0.59
 male 11 23,147 2.14 (1.55–2.82) 91 <0.01   0.98
Age group       < 0.01   
  ≥ 30 years 5 4720 6.41 (3.50–10.12) 95 <0.01   4.72 (2.29–9.75)
 <30 years 5 6198 1.64 (0.36–3.83) 96 <0.01  
Occupation       < 0.01   
 farmer and/or herdsman 4 9987 2.90 (1.82–4.21) 90 <0.01   2.54 (1.60–4.02)
 others 4 8777 1.20 (0.63–1.94) 86 <0.01