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Table 2 Genotyped cases, according to ethnicity, by genotype and sex

From: Migrant tuberculosis: the extent of transmission in a low burden country

n(column %)*

Danes

Migrants

Somalis

Greenlanders

Others**

Total

High copy number clustered (> 5 DNA bands)

Males

842 (47.3)

610 (21.4)

299 (25.6)

92 (44.6)

219 (14.8)

1,452 (31.4)

Females

328 (18.4)

467 (16.4)

222 (19.0)

81 (39.3)

164 (11.1)

795 (17.2)

All

1,170 (65.7)

1,077 (37.8)

521 (44.6)

173 (83.9)

383 (25.9)

2,247 (48.5)

Low copy number clustered (≤ 5 DNA bands)

Males

28 (1.6)

195 (6.8)

122 (10.4)

0 (0.0)

73 (5.0)

223 (4.8)

Females

9 (0.5)

198 (6.9)

117 (10.0)

1 (0.5)

80 (5.4)

207 (4.5)

All

37 (2.1)

393 (13.8)

239 (20.4)

1 (0.5)

153 (10.4)

430 (9.3)

Non-clustered (all band numbers)

Males

302 (17.0)

709 (24.9)

223 (19.1)

16 (7.8)

470 (31.9)

1,011 (21.8)

Females

271 (15.2)

672 (23.6)

187 (15.9)

16 (7.8)

469 (31.8)

950 (20.5)

All

573 (32.2)

1,381 (48.4)

410 (35.0)

32 (15.6)

939 (63.7)

1,954 (42.2)

All

1,780 (100.0)

2,851 (100.0)

1170 (100.0)

206 (100.0)

1475 (100.0)

* 4,631

  1. * Cases are represented by all M. tuberculosis strains included in study, genotyped by IS6110-RFLP/Spoligo in Denmark, 1992-2004, incl. cases without known country of birth (non-Danish) (n = 42).
  2. ** Pooling of non-Somali-Greenlandic migrants