Table 4 Univariate and multivariate logistic regression analysis of risk factors for BO following M. pneumoniae pneumonia

Age

0.86 (0.78 to 0.94)

0.002

0.88 (0.76 to 1.03)

0.11

Mechanical ventilation

17.6 (8.19 to 37.7)

< 0.001

2.95 (1.00 to 8.67)

0.049

Co-infection

3.53 (2.01 to 6.20)

< 0.001

3.65 (1.60 to 8.33)

0.002

Atopic condition

4.34 (2.56 to 7.37)

< 0.001

12.32 (5.22 to 29.11)

< 0.001

Large lobar consolidation

3.28 (1.91 to 5.64)

< 0.001

4.06 (1.18 to 14.03)

0.027

Diffuse bronchiolitis

3.53 (1.87 to 6.64)

< 0.001

11.78 (3.28 to 42.22)

< 0.001

Bronchial mucus plug

5.79 (3.41 to 9.82)

< 0.001

2.48 (1.10 to 5.58)

0.028

WBC count

1.10 (1.03 to 1.17)

0.004

1.11 (1.01 to 1.21)

0.27

CRP

1.02 (1.01 to 1.02)

< 0.001

1.01 (1.00 to 1.02)

0.01

D-dimer

1.43 (1.25 to 1.63)

< 0.001

1.01 (0.80 to 1.28)

0.92

ALT

1.00 (1.00 to 1.01)

0.002

1.00 (0.99 to 1.00)

0.77

LDH

1.01 (1.00 to 1.01)

< 0.001

1.00 (1.00 to 1.01)

0.09

Duration of fever

1.26 (1.16 to 1.36)

< 0.001

1.19 (1.05 to 1.37)

0.006