Evidence map›Paper›PMID 21070671›Full record

ArticleNutrition & metabolism2010

Long-term effect of metformin on blood glucose control in non-obese patients with type 2 diabetes mellitus.

Hiroyuki Ito, Hidenori Ishida, Yuichiro Takeuchi, Shinichi Antoku, Mariko Abe, Mizuo Mifune, Michiko Togane

Open access · goldAbstract read
In one paragraph

Article in Nutrition & metabolism, 2010. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 20 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
20citing papers in PubMed, 1 pooled it
1.3field-weighted citation impact, top 19% of its field
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

20 citing papers in PubMed, 1 synthesis or guideline pooled it, 49 citations in OpenAlex.

  1. Pooled it
  2. Trial
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  4. Review
  5. Review
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  7. Article
  8. Association ofBiomedicines · 2022
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  17. Anagliptin in the treatment of type 2 diabetes: safety, efficacy, and patient acceptability.Diabetes, metabolic syndrome and obesity : targets and therapy · 2015
    Review
  18. Article
  19. Article
  20. Article
4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

7 authors at 1 institution in 1 country.

Hiroyuki ItoDepartment of Diabetes, Metabolism and Kidney Disease, Edogawa Hospital, Tokyo 133-0052, Japan. ito@edogawa.or.jp.
Hidenori Ishida
Yuichiro Takeuchi
Shinichi Antoku
Mariko Abe
Mizuo Mifune
Michiko Togane
Edogawa Hospital · JP

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundWe aimed to investigate the long-term effect of metformin on the blood glucose control in non-obese patients with type 2 diabetes mellitus.

methodsA retrospective study was performed in 213 patients with type 2 diabetes mellitus under the administration of metformin for more than one year. The clinical parameters were investigated for 3 years. The obese and non-obese individuals were defined as a body mass index (BMI) of 25 kg/m2 or over (n = 105) and a BMI of less than 25 kg/m2 (n = 108), respectively.

resultsHbA1c levels were significantly decreased compared with those at the baseline time. The course of HbA1c was similar between the non-obese and the obese groups, while the dose of metformin required to control blood glucose was significantly lower in the non-obese group than in the obese group. The reductions in HbA1c were 1.2% and 1.1% at 12 months, 0.9% and 0.9% at 24 months, and 0.8% and 1.0% at 36 months in the non-obese and obese groups, respectively. BMI did not change during the observation periods. Approximately half of all patients required no additional antidiabetic agents or a reduction in other treatments after the initiation of metformin in either of the two groups.

conclusionsThe present study demonstrated the long-term beneficial effect of metformin in non-obese (BMI < 25 kg/m2) diabetic patients. This effect appears to be maintained even after the observation period of this study, because metformin was limited to a relatively low dose in the non-obese group and the observed worsening in glycemic control over time can probably be attenuated by increasing the dose of metformin.

Identifiers

PMID21070671
PMCPMC2991324
OpenAlexW2107572009

What OpenQuestion holds

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LicenceCC BY
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Registered trials

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Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.