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Table 1 Number of clusters found per 100 weekdays/weekends, DoD Texas, 2004–2006, (p-value = 0.003, sub-region = 2).

From: Evaluation of sliding baseline methods for spatial estimation for cluster detection in the biosurveillance system

Spatial Resolution

Syndrome

Weekday/Weekend

Method/Baseline Duration (days)

   

C2

W2

DOW

STM

   

7

28

56

28

56

28

56

7

28

56

Facility Zip

Rash

Weekday

2.0

1.9

2.0

0.9

1.7

1.9

1.5

2.2

1.8

1.8

  

Weekend

1.3

0.6

0.6

1.0

1.0

1.0

1.0

1.0

1.0

1.0

 

Respiratory

Weekday

21.6

21.4

25.3

13.9

18.5

18.9

19.9

17.0

18.9

23.4

  

Weekend

21.3

23.9

22.0

9.2

8.0

7.6

6.1

22.3

23.6

23.6

Residence Zip

Rash

Weekday

4.3

1.8

1.4

1.9

1.5

5.4

2.7

1.9

1.3

1.5

  

Weekend

2.2

1.6

1.6

1.6

0.6

3.2

1.6

2.2

2.2

1.9

 

Respiratory

Weekday

20.1

13.0

15.3

13.3

13.7

23.7

18.9

10.9

11.1

14.5

  

Weekend

44.3

36.6

35.0

19.7

20.4

19.4

15.9

44.6

34.7

34.4