Table 2 Association of body weight and pulmonary function.

From: Non-linear association of anthropometric measurements and pulmonary function

  

Underweight (n = 108)

Normal weight (n = 2198)

Overweight (n = 2557)

Obesity (n = 2483)

Female

FEV1 %predicted

− 6.58 [−10.95, −2.21]

Reference

0.30 [−0.86, 1.47]

−1.35 [−2.65, −0.06]

FVC %predicted

−8.48 [−11.90, −5.06]

Reference

−0.03 [−1.16, 1.09]

−2.92 [−4.14, −1.70]

FEV1/FVC ratio %

1.08 [−0.62, 2.77]

Reference

0.15 [−0.46, 0.75]

1.03 [0.41, 1.65]

Male

FEV1 %predicted

−9.43 [−14.28, −4.57]

Reference

1.16 [−0.29, 2.62]

−1.58 [−2.92, −0.23]

FVC %predicted

−9.82 [−14.86, −4.77]

Reference

0.05 [−1.29, 1.38]

−3.23 [−4.57, −1.89]

FEV1/FVC ratio %

0.52 [−3.58, 4.62]

Reference

0.84 [−0.01, 1.68]

1.19 [0.45, 1.92]

  1. Data were weighted estimates and expressed as mean [95% confidence interval].
  2. Multiple linear regression was adjusted for age, race, education level, physical activity (MET score), smoking status.
  3. Bold: p < 0.05.
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