Table 1 NTM frequency according to disease category, age, sample localization, and sex.

From: Nontuberculous mycobacteria in Denmark, incidence and clinical importance during the last quarter-century

NTM species

Total

Definite NTM disease

Possible NTM disease

NTM coloni-zation

Age Median [IQR]

Localisation Pulmonary %

Localisation Non pulmonary %

Sex male%

n

n

n

n

M. abscessus/chelonae

195

93

37

65

46.6 [45.2]

82.6

15.9

54.4

M. avium complex

1,757

1,093

403

261

55.0 [59.1]

56.9

35.9

52.6

  Adults aged 15+*

1,309

652

400

257

64.2 [26.0]

75.1

15.5

56.3

  Children aged 0–14

448

441

3

4

2.5 [2.0]

3.8

95.3

41.7

M. gordonae

527

0

0

527

65.9 [21.9]

94.1

5.5‡

58.4

M. kansasii

55

34

15

6

50.0 [36.4]

83.6

12.7

58.2

M. malmoense

139

97

23

19

59.5 [42.0]

71.2

28.8

55.4

M. marinum

100

100

0

0

44.4 [27.4]

1.0

98.0

72.0

M. fortuitum/peregrinum

123

15

24

84

59.4 [31.0]

91.9

8.1

59.3

M. xenopi

140

61

42

37

63.6 [21.6]

95.0

2.9

60.0

Others§

426

125

110

191

62.1 [25.5]

81.0

17.5

55.8

Total

3,462

1,618

654

1,190

58.5 [37.2]

69.1**

26.7**

55.4

  1. *Among adults with MAC, 9.4% (123) were from a multifocal origin (total 1,309). Among children 0.9% (4) were from a multifocal origin (a total of 448/561 samples were MAC). Of these, 76% (22/29) of specimens were from urine or fecal samples. §Others including uncommon mycobacteria and mycobacteria not identified (a complete list is available in Table 4). **4.2% of samples were from a multifocal origin.