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Table 3 Most likely spatiotemporal TB and SPPTB high-rate clusters based on space-time permutation scan statistic model

From: Spatio-temporal epidemiology of the tuberculosis incidence rate in Iran 2008 to 2018

Type of disease

Window size

Cluster name

Location IDs

Coordinates / radius

Time frame

Number of cases

Expected cases

OE

Test statistic

P-value

TB (total)

25%

1

30, 4, 14, 9, 20, 16, 8, 10, 22

(32.454000 N, 55.563900 E) / 484.96 km

2009–2010

5219

4692.67

1.11

29.91

0.000

2

26, 7

(36.380600 N, 52.386100 E) / 113.98 km

2017–2018

4352

3891.38

1.12

27.33

0.00

3

19, 21, 13, 29, 17, 2, 1

(35.683300 N, 46.983600 E) / 263.65 km

2009–2010

2497

2213.20

1.13

17.87

0.00

4

23, 11

(37.315300 N, 55.082800 E) / 181.53 km

2013

1042

942.08

1.11

5.17

0.187

35%

1

15, 20, 28, 9, 30, 16, 10

(27.919700 N, 60.724800 E) / 876.32 km

2009–2010

7285

6612.70

1.10

35.47

<  0.00

2

26, 7

(36.380600 N, 52.386100 E) / 113.98 km

2017–2018

4352

3891.38

1.12

27.33

0.00

3

19, 21, 13, 29, 17, 2, 1

(35.683300 N, 46.983600 E) / 263.65 km

2009–2010

2497

2213.20

1.13

17.87

0.00

4

12, 8, 22, 25

(31.438500 N, 49.012100 E) / 231.32 km

2016–2018

3203

2988.46

1.07

7.75

0.013

50%

1

15, 20, 28, 9, 30, 16, 10, 6, 4, 22

(27.919700 N, 60.724800 E) / 1008.53 km

2009–2010

8201

7451.95

1.10

39.45

< 0.00

2

26, 7

(36.380600 N, 52.386100 E) / 113.98 km

2017–2018

4352

3891.38

1.12

27.33

0.00

3

19, 21, 13, 29, 17, 2, 1

(35.683300 N, 46.983600 E) / 263.65 km

2009–2010

2497

2213.20

1.13

17.87

0.00

SPPTB

25%

1

28, 20, 16, 15

(27.031300 N, 56.495100 E) / 428.51 km

2009–2010

2362

2080.43

1.14

19.06

0.000

35%

1

20, 28, 30, 15, 9, 16, 6, 4, 22

(29.615800 N, 57.296300 E) / 633.60 km

2009–2011

4514

4128.03

1.09

19.11

0.000

50%

1

20, 28, 30, 15, 9, 16, 6, 4, 22, 8, 14, 10, 18

(29.615800 N, 57.296300 E) / 816.06 km

2009–2011

6948

6452.56

1.08

21.35

0.000

  1. A cluster is statistically significant when its test statistic is greater than the critical value, which is, for significance level: Gumbel Critical Values: 0.00001: 13.533176 and 0.0001: 11.609444