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Table 1 Overview of versions of the BRHP 10-year data showing parameters used, simulated errors and outcomes analysed.

From: Demonstrating the robustness of population surveillance data: implications of error rates on demographic and mortality estimates

  Random Errors Introduced
  Age Sex Deaths Literacy data Household Roof material Analysis
'Gold Standard' No errors No errors No errors No errors No errors  
1 10% increase in 10% of cases      Population pyramids and mortality rate ratios
2   10% randomised in 10% of cases     
3 10% increase in 10% of cases 10% randomised in 10% of cases     
4 20% increase in 10% of cases 20% randomised in 10% of cases     
5    10% deaths randomly missed    Mortality rate ratios
6   10% randomised in 10% of cases 10% deaths randomly missed    
7     10% literacy randomly missing   
8      10% of roofs randomised  
9 10% increase in 10% of cases 10% randomised in 10% of cases 10% deaths randomly missed 10% literacy randomly missing 10% of roofs randomised