Table 2 Imaging findings and subjective symptoms of the MAC alone and co-infection groups

No. of patients

48

36

12

Chest CT imaging results

 Chest CT score; median (range)^a

10 (7–13)

9 (6.8–11)

13 (10.8–14.3)

 Bronchiectasis lesion score in chest CT score

2.5 (1–4)

2 (1–3.3)

4 (2.8–5)

 Cavity lesion score in chest CT score

0 (0–1)

1 (0–1)

0 (0–0.3)

 Cavitary lesion; n (%)

21 (43.8)

18 (50)

3 (25)

Radiographic pattern; n (%)

 Noncavitary NBE type

27 (56.3)

18 (50)

9 (75)

 FC type

6 (12.5)

6 (16.7)

0

 Cavitary NBE type

15 (31.3)

12 (33.3)

3 (25)

Subjective symptoms

 CAT score

6 (4.5–12.5)

6 (4–10.5)

9 (6–15)

  Cough + Sputum score^b

2 (1–5)

2 (1–4)

6 (3.5–6.5)

  Cough score^b

1 (1–3)

1 (0–2.3)

2 (2–3)

  Sputum score^b

1 (0.5–2)

1 (0–2)

3 (1.5–4)

  Chest tightness^b

0 (0–1)

0 (0–1)

1 (0–2)

  Breathlessness^b

1 (0–2.5)

1.5 (0.8–3)

0 (0–2)

  Limited activity^b

0 (0–0)

0 (0–0)

0 (0–0)

  Confidence leaving home^b

0 (0–1)

0 (0–1)

0 (0–2)

  Sleeplessness^b

0 (0–1)

0 (0–1)

0 (0–1.5)

  Energy^b

1 (0–2)

1 (0–2)

1 (0.5–2)