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. 2017 Feb 16;12(2):e0172369. doi: 10.1371/journal.pone.0172369

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© 2017 Liu et al

This is an open access article distributed under the terms of the Creative Commons Attribution License, which permits unrestricted use, distribution, and reproduction in any medium, provided the original author and source are credited.

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Fig 4 — a-b. Pooled HR_1-3 with 95%CI of all-cause mortality in different BMI groups after excluding specific studies. Fig 4a Pooled HR_1-3 with 95%CI of all-cause mortality in different BMI groups after excluding Xiong et al’s [29] study. Fig 4b Pooled HR_1-3 with 95%CI of all-cause mortality in different BMI groups after excluding Lam et al’ s [27] and Zhou et al’ s [30] study. Solid diamond -HR from individual study; Shadowed square behind solid diamond- statistical weight that each study contributes to the random-effect summary estimate; Hollow diamond-the overall summary HR. Horizontal line-the study specific 95%CI. HR_1-3-adjusted hazard risk for underweight, overweight and obese group vs. normal BMI group based on Asian BMI categorization.