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Table 3 Negative binomial meta-regression analyses of proportion of C parvum that were IIc across 80 analysable studies (studies reporting data from a single country where GDPpc, sanitation and water coverage data could be allocated)

From: Anthroponotic transmission of Cryptosporidium parvum predominates in countries with poorer sanitation: a systematic review and meta-analysis

Predictor

Single predictor analyses

Final model

Proportion ratio

95% CI

P-value

Proportion ratio

95% CI

P-value

Log10 GDP per capita US$2005

0.303

0.167–0.549

0.0001

   

% population with access to improved sanitation

0.969

0.955–0.983

<0.0001

0.967

0.956–0.972

<0.0001

% population with access to improved drinking water

0.943

0.914–0.975

0.0002

   

Year of publication

0.907

0.815–1.022

0.108

0.888

0.794–0.994

0.039

Study focus on HIV-positive individuals

3.263

1.096–9.717

0.034

3.414

1.428–8.162

0.006

  1. Abbreviation: CI confidence interval