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Table 2 Summary of MLVA genotype richness values at the breakdown level, herd level and patch level, on a per-DVO basis

From: Variation in Mycobacterium bovis genetic richness suggests that inwards cattle movements are a more important source of infection in beef herds than in dairy herds

DVO

N. bTB breakdowns

N. herds

N. patches

Mean breakdown-level MLVA richness (SD)

Mean herd-level MLVA richness (SD)

Mean patch-level MLVA richness (SD)

Armagh

639

502

17

1.33 (0.89)

1.82 (1.73)

15.43 (6.06)

Ballymena

444

322

6

1.16 (0.52)

1.51 (0.93)

16.50(5.05)

Coleraine

898

647

12

1.18 (0.67)

1.55 (1.09)

15.00 (6.86)

Dungannon

623

496

14

1.29 (0.73)

1.82 (1.61)

16.00 (4.57)

Enniskillen

970

698

14

1.22 (0.54)

1.50 (0.94)

14.58 (5.77)

Larne

364

254

14

1.19 (0.57)

1.61 (1.18)

11.15 (3.31)

Londonderry/Strabane

209

158

6

1.09 (0.33)

1.39 (0.89)

10.60 (4.83)

Newry

1222

876

16

1.28 (0.70)

1.67 (1.21)

16.81 (5.01)

Newtownards

1016

649

10

1.27 (0.63)

1.76 (1.19)

20.20 (7.02)

Omagh

1093

776

14

1.27 (0.70)

1.72 (1.28)

18.79 (4.00)

Grand Total/Avg

7478

5378

123

1.25 (0.67)

1.66 (1.25)

15.75 (5.56)