Effect of the COVID-19 Pandemic on Serum Vitamin D Levels in People Under Age 18 Years: A Systematic Review and Meta-Analysis

25 May 2022 : Meta-Analysis

Xian Cui^1ABCDEF*, Yuhang Zhai^2CE, Shuai Wang^1BF, Ke Ding^1E, Zhenya Yang^1E, Yan Tian^1D, Tingting Huo^1D

DOI: 10.12659/MSM.935823

Med Sci Monit 2022; 28:e935823

Background Material and Methods Results Discussion Conclusions References

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Supplementary Table 2 Publication bias of summarized outcomes.

Outcomes	Publication bias
Outcomes	Begg (P value)	Egger (P value)
Summarized mean differences of serum 25(OH)D level	0.74	0.51
Summarized risk differences among participants with deficient serum 25(OH)D level	0.66	0.32
Summarized risk differences among participants with insufficient serum 25(OH)D level	0.19	0.21
Summarized risk differences among participants with sufficient serum 25(OH)D level	0.84	0.60

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