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Table 2 Summary statistics of screening time to positivity in days, by sputum culture conversion status

From: Time-to-positivity of Mycobacterium avium complex in broth culture associates with culture conversion

Time to positivity value analyzed

Converter status

N

Median

Inter-quartile range

Range

Mean

Standard deviation

Shortest

Any

71

4.5

3.6

2.1, 24.6

6.0

4.1

Yes

10

10.5*

9.4

4.5, 24.6

11.2

6.4

No

61

4.2*

2.8

2.1, 13.8

5.2

2.9

Longest

Any

71

7.0

4.8

2.5, 24.6

7.9

4.6

Yes

10

10.9†

7.0

5.8, 24.6

12.1

5.6

No

61

6.3†

4.3

2.5, 22.4

7.2

4.1

  1. *p = 0.0002 for comparison of median shortest TTP for the group with vs. without culture conversion
  2. †p = 0.0013 for comparison of median longest TTP for the group with vs. without culture conversion
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BMC Infectious Diseases

ISSN: 1471-2334

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