Figure - PMC

Skip to main content

An official website of the United States government

Here's how you know

Here's how you know

Official websites use .gov
A .gov website belongs to an official government organization in the United States.

Secure .gov websites use HTTPS
A lock ( ) or https:// means you've safely connected to the .gov website. Share sensitive information only on official, secure websites.

View full-text article in PMC

. 2016 Aug 2;15:125. doi: 10.1186/s12939-016-0411-z

Search in PMC
Search in PubMed
View in NLM Catalog
Add to search

© The Author(s). 2016

Open AccessThis article is distributed under the terms of the Creative Commons Attribution 4.0 International License (http://creativecommons.org/licenses/by/4.0/), which permits unrestricted use, distribution, and reproduction in any medium, provided you give appropriate credit to the original author(s) and the source, provide a link to the Creative Commons license, and indicate if changes were made. The Creative Commons Public Domain Dedication waiver (http://creativecommons.org/publicdomain/zero/1.0/) applies to the data made available in this article, unless otherwise stated.

PMC Copyright notice

Fig. 3 — Definition of patient area- Focus on the IRIS named ‘Fressain’ (number equal to 592,540,000). IRIS of the Nord department are colored blue, whereas neighboring departments are green. The IRIS named ‘Fressain’ (number = 592,540,000) of the Nord department is highlighted in orange in (a) (left). All midwives accessible by car within 34 min of the Fressain IRIS are circled in orange. As shown in (b) (right), the patient area of the midwife highlighted in blue are 843 IRIS (in red and pale pink because they are accessible by car within 34 min). Accordingly, women living in the Fressain IRIS share this midwife with all the other highlighted IRIS. Depending on travel time, these 843 IRIS have different accessibility weightings (Red Zone: 4 to 16 min, (w) = 1; Pale Pink Zone: 17 to 34 min, w = ((15-d) / (15-5)) ^1.5)