Meta-analysis of vitamin D and lung function in patients with asthma.

Respir Res · 2019 · PMC6781357 · PMID 31590675

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did not reach statistical significanceno p-value reported

The pooled correlation between vitamin D and FVC% was r = 0.08 (95% CI = − 0.08 to 0.23, p = 0.34) with heterogeneity I2 = 0% ( p = 0.48), which did not reach statistical significance (Fig. 3 d).

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a positive trendno p-value reported

There was a positive trend in the relation between vitamin D and two indexes (FEV1/FVC and FVC%), but it did not reach significance.

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