Evidence map›Paper›PMID 40994100›Full record

SynthesisAnnals of medicine2025

Efficacy and toxicity of treatment of smoldering multiple myeloma: a systematic review and meta-analysis.

Lixin Quan, Qun Li, Chi Ma, Xinxin Cao, Chunyan Sun

Abstract readSystematic ReviewMeta-Analysis
In one paragraph

Synthesis in Annals of medicine, 2025. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 1 paper.

0numbers the graph read from it
0cells of the map it votes in
1citing papers in PubMed
–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

1 citing paper in PubMed.

  1. Review
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

5 authors.

Lixin QuanInstitute of Hematology, Union Hospital, Tongji Medical College, Huazhong University of Science and Technology, Wuhan, China.
Qun LiInstitute of Hematology, Union Hospital, Tongji Medical College, Huazhong University of Science and Technology, Wuhan, China.
Chi MaInstitute of Hematology, Union Hospital, Tongji Medical College, Huazhong University of Science and Technology, Wuhan, China.
Xinxin CaoDepartment of Hematology, Peking Union Medical College Hospital, Chinese Academy of Medical Sciences and Peking Union Medical College, Beijing, China.
Chunyan SunInstitute of Hematology, Union Hospital, Tongji Medical College, Huazhong University of Science and Technology, Wuhan, China.ORCID 0000-0002-8053-025X

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

objectiveSmoldering multiple myeloma (SMM) is a slowly progressive, asymptomatic plasma cell disorder. This meta-analysis evaluated the efficacy and safety of novel agent-based therapies for SMM, particularly high-risk patients.

methodsPubMed, Embase, Web of Science, Ovid MEDLINE, Scopus and ClinicalTrials.gov were searched for randomized controlled trials (RCTs) and non-randomized studies from 2003 to 2024.

resultsNineteen studies were included, comprising 5 RCTs and 14 non-randomized, single-arm trials. These studies involved a total of 1217 patients. Pooled analysis of intervention groups showed progression-free survival (PFS) and overall survival (OS) rate at 12 months of 94% (95% CI, 89%-98%) and 99% (95% CI, 97%-100%), respectively. The overall response rate (ORR) was 64% (95% CI, 50%-77%), and the complete response rate (CRR) was 12% (95% CI, 3%-25%). Minimal residual disease (MRD) negativity rate was 62% (95% CI, 42%-81%), and grade 3-4 adverse events (AEs) rate was 36% (95% CI, 30%-43%). As a comparison, we pooled data from the control groups of 5 RCTs, showing that PFS and OS rate-12m were 76% and 97%, respectively, with 0% CRR, 0% ORR and 25% grade 3-4 AEs. Subgroup analysis revealed high-risk SMM patients achieved higher PFS rate -12 m (97% vs. 91%), ORR (77% vs. 53%) and CRR (24% vs. 5%) compared to all SMM patients, with similar OS rate-12m (99% vs. 99%) and AEs rates (38% vs. 34%).

conclusionEarly intervention may delay progression and improve clinical responses, especially in high-risk SMM. However, adverse events (AEs) warrant caution. More well-designed RCTs are needed to confirm our findings.

Indexed as

Antineoplastic Combined Chemotherapy ProtocolsMultiple MyelomaSmoldering Multiple MyelomaHumansProgression-Free SurvivalRandomized Controlled Trials as TopicTreatment Outcomeearly treatmentefficacymeta-analysissafetySmoldering multiple myeloma

Identifiers

PMID40994100
PMCPMC12466189

What OpenQuestion holds

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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.