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. 2022 Oct 29;2022(4):hoac048. doi: 10.1093/hropen/hoac048

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© The Author(s) 2022. Published by Oxford University Press on behalf of European Society of Human Reproduction and Embryology.

This is an Open Access article distributed under the terms of the Creative Commons Attribution License (https://creativecommons.org/licenses/by/4.0/), which permits unrestricted reuse, distribution, and reproduction in any medium, provided the original work is properly cited.

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Figure 2. — Bland–Altman analysis of menstrual blood loss based on participant estimates with the menstrual pictogram versus alkaline hematin method. Bland–Altman analysis of participant revalidated menstrual pictogram (MP) estimate of menstrual blood loss (MBL) versus alkaline hematin estimate of menstrual blood loss (A) before and (B) after revision of icon blood volume, in Magnay et al. (2014). Symbol interpretation: light blue diamond = true negative; red circle = true positive; green triangle = false negative; black square = false positive. Dotted lines indicate 95% limits of agreement. Reprinted with permissions from Magnay et al. (2014).