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Table 2 Multivariate Poisson regression models of mortality rate ratios, including different simulated errors, from 10-year BRHP data.

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

Parameter

Category

'Gold Standard'

10% of deaths randomly missed

10% of ages increased by 10%

10% of sex randomised

10% of literacy randomly missing

10% of roofs randomised

10% of all factors together

Age group:

20–49

Ref

Ref

Ref

   

Ref

 

Under 20

2.17 (2.00–2.34)

2.14 (1.97–2.32)

2.21 (2.04–2.38)

   

2.18 (2.00–2.36)

 

50-plus

3.99 (3.63–4.38)

3.90 (3.53–4.31)

3.94 (3.58–4.33)

   

3.85 (3.49–4.25)

Sex:

Female

Ref

Ref

 

Ref

  

Ref

 

Male

1.18 (1.12–1.25)

1.17 (1.11–1.25)

 

1.17 (1.10–1.23)

  

1.16 (1.10–1.23)

Literacy:

Literate

Ref

Ref

  

Ref

 

Ref

 

Illiterate

1.28 (1.21–1.36)

1.26 (1.19–1.34)

  

1.28 (1.21–1.36)

 

1.26 (1.18–1.33)

Roof:

Corrugated

Ref

Ref

   

Ref

Ref

 

Thatched

1.75 (1.61–1.90)

1.78 (1.62–1.94)

   

1.59 (1.47–1.72)

1.61 (1.48–1.76)

Multivariate:

Under 20

2.20 (2.03–2.38)

2.17 (2.00–2.36)

2.25 (2.08–2.43)

2.20 (2.03–2.38)

2.20 (2.02–2.38)

2.19 (2.02–2.37)

2.20 (2.02–2.40)

 

50-plus

4.05 (3.68–4.46)

3.97 (3.59–4.40)

4.01 (3.65–4.42)

4.06 (3.69–4.47)

4.00 (3.61–4.42)

4.03 (3.66–4.43)

3.86 (3.47–4.30)

 

Male

1.15 (1.09–1.22)

1.14 (1.08–1.21)

1.15 (1.09–1.22)

1.14 (1.08–1.21)

1.16 (3.61–4.42)

1.15 (1.09–1.22)

1.15 (1.08–1.23)

 

Illiterate

1.13 (1.07–1.20)

1.11 (1.04–1.18)

1.13 (1.07–1.20)

1.13 (1.07–1.20)

1.13 (1.06–1.20)

1.16 (1.09–1.23)

1.12 (1.05–1.20)

 

Thatched

1.70 (1.56–1.86)

1.74 (1.59–1.91)

1.71 (1.57–1.86)

1.70 (1.56–1.86)

1.71 (1.56–1.88)

1.54 (1.43–1.67)

1.60 (1.45–1.75)