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Table 2 The results of TB antibody detection by 7 TB antibody test kits (n (%))

From: Diagnostic performance and problem analysis of commercial tuberculosis antibody detection kits in China

Group

Positive number (positive rate) of TB antibody

Kit A

Kit B

Kit C

Kit D

Kit E

Kit F

Kit G

TB group(n = 62)

31(50.0)

52(83.9)

24(38.7)

6(9.7)

30(48.4)

43(69.4)

49(79.0)

 Smear-positive TB (n = 32)

22(68.8)*

28(87.5)

16(50.0)

3(9.4)

19(59.4)*

25(78.1)

29(90.6)

 Smear-negative TB (n = 24)

7(29.2)

19(79.2)

7(29.2)

3(12.5)

7(29.2)

13(54.2)

19(79.2)

 No smear results (n = 6)

–

–

–

–

–

–

–

Non-TB group (n = 56)

15(26.8)

42(75.0)

8(14.3)

2(3.6)

12(21.4)

12(21.4)

28(50.0)

  1. -. No data; *P < 0.05 compared with smear-negative TB