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Table 3 The numbers of each different sample type tested for mycobacteria

From: Prevalence of nontuberculous mycobacteria in a tertiary hospital in Beijing, China, January 2013 to December 2018

Sample types

No. of tested samples (%)

2013

2014

2015

2016

2017

2018

Total

Sputum

402 (46.8)

626 (33.7)

954 (42.0)

1482 (45.5)

1940 (47.0)

2271 (46.2)

7675 (44.4)

Tracheobronchial aspiration

160 (18.6)

524 (28.2)

570 (25.1)

587 (18.0)

765 (18.5)

793 (16.1)

3399 (19.7)

Cerebrospinal fluid

57 (6.6)

109 (5.9)

155 (6.8)

358 (11.0)

452 (10.9)

697 (14.2)

1828 (10.6)

Bronchoalveolar lavage fluid

76 (8.8)

209 (11.3)

184 (8.1)

216 (6.6)

292 (7.1)

323 (6.6)

1300 (7.5)

Hydrothorax

57 (6.6)

90 (4.8)

116 (5.1)

175 (5.4)

194 (4.7)

207 (4.2)

839 (4.9)

Urine

43 (5.0)

82 (4.4)

93 (4.1)

127 (3.9)

141 (3.4)

194 (4.0)

680 (3.9)

Lymph node

3 (0.3)

36 (1.9)

32 (1.4)

128 (3.9)

104 (2.5)

149 (3.0)

452 (2.6)

Ascitic fluid

16 (1.9)

56 (3.0)

46 (2.0)

85 (2.6)

81 (2.0)

92 (1.9)

376 (2.2)

Pus

22 (2.6)

24 (1.3)

32 (1.4)

35 (1.1)

46 (1.1)

64 (1.3)

223 (1.3)

Others

23 (2.7)

101 (5.4)

89 (3.9)

66 (2.0)

115 (2.8)

121 (2.5)

515 (3.0)