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Table 2 Parameter (malaria morbidity) estimates by Negative Binomial regression analysis

From: Potential threat of malaria epidemics in a low transmission area, as exemplified by São Tomé and Príncipe

Parameter

Coefficient

Standard error

95% Wald CI

P value

(Intercept)

9.984

0.6329

8.743 - 11.224

<0.001

Year 2009

-2.805

0.8311

-4.434 - -1.177

0.001

Year 2008

-3.052

0.8229

-4.665 - -1.439

<0.001

Year 2007

-2.886

0.8205

-4.494 - -1.278

<0.001

Year 2006

-1.759

0.8205

-3.367 - -0.151

0.032

Year 2005

-0.687

0.8188

-2.291 - 0.918

0.402

Year 2004

0.116

0.8169

-1.485 - 1.717

0.887

Year 2003

0 a

   

Pregnancy

-2.621

0.5412

-3.682 - -1.561

<0.001

5 years old

0.583

0.5449

-0.485 - 1.651

0.284

<5 years old

0 a

   

(Scale)

1 b

   
  1. Dependent Variable: malaria counts
  2. Model: (intercept), Year, AgeClass
  3. aSet to zero because this parameter is redundant.
  4. bFixed at the displayed value.