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

. 2020 Jun 2;22(6):e15372. doi: 10.2196/15372

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

©Dongjin Seo, Yu Rang Park, Yura Lee, Ji Young Kim, Joong-Yeol Park, Jae-Ho Lee. Originally published in the Journal of Medical Internet Research (http://www.jmir.org), 02.06.2020.

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 use, distribution, and reproduction in any medium, provided the original work, first published in the Journal of Medical Internet Research, is properly cited. The complete bibliographic information, a link to the original publication on http://www.jmir.org/, as well as this copyright and license information must be included.

PMC Copyright notice

Patient inclusion and exclusion criteria (white boxes) and flow through the study. The gray box shows user hemoglobin A_1c (HbA_1c) analyses. Criteria for appropriate HbA_1c measurement: two or more HbA_1c measurements, duration of the first and last measurement over 100 days, and creating My Chart in My Hand version 2.0 account during HbA_1c measurement. Criteria for diabetes diagnosis: having International Classification of Diseases 10th Revision code E08, E09, E10, E11, or E13 or first HbA_1c measurement ≥6.5%. Criteria for continuous use of sugar function: patient-generated health data entered in the sugar function at least once per week and used for at least 28 days. ^aHbA_1c: hemoglobin A_1c; ^bMCMH: My Chart in My Hand.