Evidence map›Paper›PMID 27668175›Full record

ArticleNeuroImage. Clinical

Changes of grey matter volume in first-episode drug-naive adult major depressive disorder patients with different age-onset.

Zonglin Shen, Yuqi Cheng, Shuran Yang, Nan Dai, Jing Ye, Xiaoyan Liu, Jin Lu, Na Li, Fang Liu, Yi Lu and 2 more

Abstract read
In one paragraph

Article in NeuroImage. Clinical. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 34 papers, 2 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
34citing papers in PubMed, 2 pooled it
–field-weighted citation impact
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

34 citing papers in PubMed, 2 syntheses or guidelines pooled it.

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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

12 authors.

Zonglin ShenDepartment of Psychiatry, The First Affiliated Hospital of Kunming Medical University, Kunming, Yunnan 650032, China.
Yuqi ChengDepartment of Psychiatry, The First Affiliated Hospital of Kunming Medical University, Kunming, Yunnan 650032, China.
Shuran YangDepartment of Psychiatry, The First Affiliated Hospital of Kunming Medical University, Kunming, Yunnan 650032, China.
Nan DaiDepartment of Psychiatry, The First Affiliated Hospital of Kunming Medical University, Kunming, Yunnan 650032, China.
Jing YeDepartment of Psychiatry, The First Affiliated Hospital of Kunming Medical University, Kunming, Yunnan 650032, China.
Xiaoyan LiuDepartment of Psychiatry, The First Affiliated Hospital of Kunming Medical University, Kunming, Yunnan 650032, China.
Jin LuDepartment of Psychiatry, The First Affiliated Hospital of Kunming Medical University, Kunming, Yunnan 650032, China.
Na LiDepartment of Psychiatry, The First Affiliated Hospital of Kunming Medical University, Kunming, Yunnan 650032, China.
Fang LiuDepartment of Psychiatry, The First Affiliated Hospital of Kunming Medical University, Kunming, Yunnan 650032, China.
Yi LuDepartment of Medical Imaging, The First Affiliated Hospital of Kunming Medical University, Kunming, Yunnan 650032, China.
Xuejin SunDepartment of Medical Imaging, The First Affiliated Hospital of Kunming Medical University, Kunming, Yunnan 650032, China.
Xiufeng XuDepartment of Psychiatry, The First Affiliated Hospital of Kunming Medical University, Kunming, Yunnan 650032, China.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

objectiveLittle is known about the pathological mechanism of early adult onset depression (EOD) and later adult onset depression (LOD). We seek to determine whether grey matter volume (GMV) change in EOD and LOD are different, which could also delineate EOD and LOD.

methodsIn present study, 147 first-episode, drug-naive patients with major depressive disorder (MDD), age between 18 and 45, were divided into two groups on the basis of age of MDD onset: the early adult onset group (age 18-29) and the later adult onset group (age 30-44), and a total of 130 gender-, and age-, matched healthy controls (HC) were also divided into two groups which fit for each patient group. Magnetic resonance imaging was conducted on all subjects. The voxel-based morphometry (VBM) approach was employed to analyze the images.

resultsWidespread abnormalities of GMV throughout parietal, temporal, limbic regions, occipital cortex and cerebellum were observed in MDD patients. Compare to young HC, reduced GMV in right fusiform gyrus, right middle temporal gyrus, vermis III and increased GMV in right middle occipital gyrus were seen in the EOD group. In contrast, relative to old HC, decreased GMV in the right hippocampus and increased GMV in the left middle temporal gyrus were observed in the LOD group. Compared to the LOD group, the EOD group had smaller GMV in right posterior cingulate cortex. There was no significant correlation between GMV of the right posterior cingulate cortex and the score of the depression rating scale in patients group.

conclusionsThe GMV of the brain areas that were related to mood regulation was decreased in the first-episode, drug-naive adult patients with MDD. Adult patients with EOD and LOD exhibited different GMV changes relative to each age-matched comparison group, suggesting depressed adult patients with different age-onset might have different pathological mechanism.

Indexed as

Different age at onsetGrey matter volumeMagnetic resonance imagingMajor depressive disorder

Identifiers

PMID27668175
PMCPMC5026687

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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.