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

. 2022 Feb 18;13:835460. doi: 10.3389/fendo.2022.835460

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

Copyright © 2022 Liu, Li, Wu, Zhang, Lv, Zhang, Zheng and Tong

This is an open-access article distributed under the terms of the Creative Commons Attribution License (CC BY). The use, distribution or reproduction in other forums is permitted, provided the original author(s) and the copyright owner(s) are credited and that the original publication in this journal is cited, in accordance with accepted academic practice. No use, distribution or reproduction is permitted which does not comply with these terms.

PMC Copyright notice

Egger’s funnel plot of included studies for publication bias in WHO 1999 subgroup [(A) IGT+IFG group VS I-IGT (IGT+NFG) group. (B) I-IFG groups VS NFG+NGT group. (C) I-IGT (IGT+NFG) VS NFG+NGT group. (D) IGT+IFG VS NFG+NGT group]. Egger’s test result showed that there was no publication bias (p > 0.05). 95% CI, 95% confidence interval; I-IGT, isolated impaired glucose tolerance; IGT+IFG, impaired fasting glucose combined with impaired glucose tolerance; I-IFG, isolated impaired fasting glucose; NFG+NGT, normal fasting glucose combined with normal glucose tolerance.