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Table 2 Detection by PCR of five genomic islands in 186 B. pseudomallei isolates from northeast Thailand

From: Burkholderia pseudomallei genome plasticity associated with genomic island variation

Genomic island Positive (%) Positive (%)  
  All isolates (n = 186) Soil (n = 83) Invasive (n = 103) P a
2 133 (72%) 62 (75%) 71 (69%) 0.39
6 43 (23.%) 22 (27%) 21 (20%) 0.33
9 22 (12%) 11 (13%) 11 (11%) 0.59
11 39 (21%) 15 (18%) 24 (23%) 0.38
16 142 (76%) 66 (80%) 76 (74%) 0.36
Cumulative number of genomic islands All isolates Soil Invasive P b
0 5 (3%) 1 (1%) 4 (4%) 0.28
1 46 (25%) 20 (24%) 26 (25%)  
2 84 (45%) 36 (43%) 48 (47%)  
3 40 (22%) 20 (24%) 20 (19%)  
4 10 (5%) 6 (7%) 4 (4%)  
5 1 (0.5%) 0 1 (1.0%)  
  1. aChi-square test; bStudent's t test