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Table 2 Characteristics of HCW with positive or indeterminate QuantiFERON-TB

From: Screening for latent tuberculosis in Norwegian health care workers: high frequency of discordant tuberculin skin test positive and interferon-gamma release assay negative results

HCW Age Sex 1. QFT (IU/ml) Origin Occupation BCG TST ≥ 6 2. QFT (IU/ml)
1 22 F 4.51 Norway Laboratory no yes 9.51
2 35 F 0.57 Norway Laboratory yes yes −0.05
3 26 F 0.66 Norway Laboratory yes yes −0.01
4 41 F 0.40 Asia Laboratory yes yes 0.491
5 34 M 0.76 Norway Laboratory yes no 0.931
6 32 F IND Norway Laboratory yes yes 0.05
7 24 F 1.60 Norway Nurse yes yes 1.09
8 59 F 0.47 Norway Nurse yes 2 0.49
9 39 F 0.39 Norway Secretary yes yes −0.01
10 44 F 0.40 W. Europe Physician yes yes 2
11 46 M 1.09 Norway Physician yes yes 1.36
12 29 M 0.46 Norway Physician yes no −0.14
13 54 M 2.31 Norway Physician yes yes 2.66
14 44 M 1.66 N. America Physician no yes 2
15 28 M IND Norway Nurse yes yes neg
16 25 F 7.90 Africa Nurse yes no pos3
17 60 F 5.85 Asia Nurse yes yes 4.15
18 60 F 0.68 Norway Assistant yes yes neg3
19 65 F 1.31 Norway Nurse yes yes 2.17
20 33 M 5.51 Norway Physician yes yes >10
  1. 1Third QFT, second test 0.30 UI/ml in both HCW 4 and 5. 2No test was performed. 3No value was given.
  2. QFT = QuantiFERON-TB. IND = indeterminate.
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BMC Public Health

ISSN: 1471-2458

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