Table 2 Univariate and multivariate analyses of the variables associated with recurrence of hemoptysis in all patients (n = 107)

Age, years

58.7 ± 10.2

59.8 ± 10.9

0.99 (0.96–1.01)

0.332

 Female

42

18

1

–

 Male

24

23

0.65 (0.40–1.08)

0.098

BMI, kg/m²

22.4 ± 3.0

22.8 ± 3.4

0.96 (0.89–1.04)

0.280

History of hemoptysis ≥10 years

33

18

1.22 (0.75–1.98)

0.433

Extent of hemoptysis, mL

0.069

 < 100

37

16

1

–

 100–300

22

15

0.85 (0.50–1.44)

0.550

 ≥ 300

7

10

0.38 (0.17–0.87)

0.021

Smoking

10

9

0.67 (0.34–1.31)

0.240

Hypertension

14

9

1.00 (0.55–1.81)

0.996

Diabetes

3

3

1.01 (0.32–3.24)

0.986

Admission SBP, mmHg

126 (117, 139)

125 (114, 130)

1.01 (0.99–1.03)

0.118

Admission hemoglobin (g/L)

123.6 ± 16.1

125.1 ± 20.5

1.00 (0.99–1.01)

0.808

PLT, *10⁹/L

181.3 ± 56.4

197.3 ± 54.9

1.00 (0.99–1.00)

0.405

WBC, *10⁹/L

6.7 ± 2.4

8.2 ± 2.4

0.87 (0.78–0.96)

0.009

0.95 (0.85–1.07)

Number of lobes involved

5 (2, 8.3)

4 (2, 7)

1.05 (0.99–1.12)

0.114

Bronchial dilatation severity score

2.1 (1.7, 2.7)

1.8 (1.0, 2.6)

1.28 (0.94–1.75)

0.123

Bronchial wall thickening severity score

2.4 (2.0, 3.0)

2.3 (1.7, 3.0)

1.10 (0.79–1.54)

0.582

 Columnar or varicose

24

32

1

–

1

 Cystic

42

9

2.63 (1.59–4.37)

<  0.001

1.74 (1.03–2.94)

 BAE

21

39

0.14 (0.08–0.25)

<  0.001

0.18 (0.10–0.33)

 Conservative therapy

45

2

1

–

1

In-hospital days

7 (5, 8.3)

5 (4, 8.5)

1.02 (0.95–1.08)

0.624