Table II. Regression models for lung function (pre FEV1 % predicted).
| Predictors | Full model | Model with reduced set of covariates (P<0.20 in full model) |
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|---|---|---|---|---|
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| β(95% CI) | P | β(95% CI) | P | |
| Age | −0.07 (−0.76, 0.63) | .850 | ||
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| Gender (female vs male) | −0.08 (−5.24, 5.09) | .976 | ||
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| BMI percentile | 5.26 (−3.32, 13.84) | .228 | ||
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| White blood cell count | −0.20 (−0.46, 0.06) | .129 | −0.20 (−0.41, 0.02) | .074 |
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| Hemoglobin | 1.11 (−1.13, 3.36) | .329 | ||
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| Vitamin D | 0.42 (−0.13, 0.97) | .135 | 0.49 (0.08, 0.90) | .020 |
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| IgE | 0.003 (−0.004, 0.010) | .410 | ||