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Table 5 Adjusted comparisons of air trapping quantitative imaging parameters (n = 107)

From: Quantitative imaging analysis detects subtle airway abnormalities in symptomatic military deployers

 

Adjusted#

Difference in means

95% Confidence interval

p-value

E/I TLV ratio

   

 Deployer vs control

 0.11

 0.16,  0.06

 < 0.0001

 Definite vs control

0.11

0.16, −0.05

0.0006+

 Possible vs control

0.11

0.16, −0.06

0.0003+

 Definite vs possible

0.001

− 0.05, 0.05

1.00+

E/I MLD ratio

   

 Deployer vs control

− 0.05

− 0.08, − 0.02

0.0008

 Definite vs control

0.05

0.09, −0.02

0.004+

 Possible vs control

0.05

0.08, −0.01

0.01+

 Definite vs possible

− 0.008

− 0.04, 0.02

0.83+

LAA%-856 (%)

   

 Deployer vs control

− 1.1

− 4.4, 2.2

0.51

 Definite vs control

− 1.0

− 4.7, 2.7

0.86+

 Possible vs control

− 1.2

− 4.7, 2.4

0.79+

 Definite vs possible

0.17

− 2.9, 3.3

0.99+

  1. Bold values are statistically significant
  2. #All measures were adjusted for sex, age, smoking pack-years, and body mass index. LAA%-950, Pi10, and LAA%-856 are also adjusted for total lung volume (inspiratory or expiratory as appropriate)
  3. +Tukey p-value for multiple comparisons adjustment