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Table 3 Relation between BCG scar and outcome of Quantiferon

From: Relation between BCG vaccine scar and an interferon-gamma release assay in immigrant children with “positive” tuberculin skin test (≥10 mm)

 

With scar

Without scar

 
 

Pos QFT/total number

Pos QFT/total number

p-value

Somalia

97/193 (50 %)

129/156 (83 %)

<0.0001

Middle East + North Africa

34/140 (24 %)

34/50 (68 %)

<0.0001

Rest of Africa

17/57 (30 %)

27/42 (64 %)

0.001

South East Asia

10/40 (25 %)

8/9 (89 %)

0.0007

Europe

4/41 (10 %)

4/9 (44 %)

0.0264

China + Taiwan + Mongolia

0/9 (0 %)

2/2 (100 %)

0.0182

India + Nepal

0/5 (0 %)

1/2 (50 %)

ns

South America

1/7 (14 %)

0

ns

All boys

90/291 (31 %)

127/167 (76 %)

<0.0001

All girls

73/201 (36 %)

78/103 (76 %)

<0.0001

ALL CHILDREN

163/492 (33 %)

205/270 (76 %)

<0.0001

  1. Positive Quantiferon (number out of total (%) with positive QFT in children with and without scar arriving to Sweden from different parts of the world. All children had TST ≥10 mm. (p-values refer to comparisons of proportions in children with and without BCG scar in the respective population)
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BMC Infectious Diseases

ISSN: 1471-2334

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