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Table 6 Differences in percent of predicted spirometry (observed/predicted*100%) indicators among children aged 8–16 years in households that operated gas stoves with ventilation compared to households that operated gas stoves without ventilation that is stratified by gender (females N = 1,192; males N = 1,186)

From: A cross-sectional study of the association between ventilation of gas stoves and chronic respiratory illness in U.S. children enrolled in NHANESIII

  

FEV1(Crude)

FEV1(Adjusted)a

FVC (Crude)

FVC (Adjusted)a

FEV1/FVC (Crude)

FEV1/FVC (Adjusted)a

  

Differenceb(95% CI)

Differenceb(95% CI)

Differenceb(95% CI)

Differenceb(95% CI)

Differenceb(95% CI)

Differenceb(95% CI)

 

N

2,378

2,335

2,3378

2,335

2,378

2,335

All

1113

2.75 (0.29, 5.21)*

2.33 (-0.29, 4.95)

2.08 (-0.66, 4.82)

1.75 (-0.95, 4.44)

1.14 (-.03, 2.31)

0.97 (-0.24, 2.17)

Female

570

2.86 (0.71, 5.01)*

2.93 (0.57, 5.30)*

1.6 (-0.4, 3.6)

1.76 (-0.51, 4.02)

1.45 (0.05, 2.85)*

1.58 (0.16, 3.00)*

Male

543

2.62 (-1.36, 6.61)

1.74 (-1.74, 5.24)

2.24 (-2.47, 6.96)

1.59 (-2.14, 5.32)

0.87 (-0.56, 2.30)

0.43 (-0.94, 1.81)

  1. aAdjusted for environmental tobacco smoke, using a gas stove for heating, furry or feathery pets in the home, asthma status and household income < $20,000.
  2. bNHANESIII reference spirometry measurements derived from Hankinson et al. [45].
  3. *P-value <0.05.
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Environmental Health

ISSN: 1476-069X