Skip to main content
. Author manuscript; available in PMC: 2012 Oct 30.
Published in final edited form as: Pediatr Pulmonol. 2008 Jun;43(6):576–583. doi: 10.1002/ppul.20816

Table 3.

Full Multivariable Model of Predictors of FeNO, adjusted for baseline FeNO, intervention group assignment, and Time (study time point)

Variable Adjusted Parameter
Estimate
Standard
Error
P value
Baseline Age 0.024 0.022 0.269
Group
    Placebo filter −0.069 0.076 0.3675
    HEPA filter Ref. --
Time (study time point) 0.016 0.0087 0.066
Baseline FeNO 0.3298 0.061 <0.0001
Sensitized to Any allergen
    No −0.3155 0.09 0.0006
    Yes Ref. --
Season (0.002)
    Winter −0.1564 0.0901 0.0849
    Spring −0.1270 0.0731 0.0846
    Summer −0.3562 0.0912 0.0001
    Fall Ref. -- Ref.
Uses Inhaled Steroid Daily
    No 0.1714 0.0801 0.0416
    Yes Ref. --
Log Nicotine (µg/m3) −0.0373 0.018 0.0415