Evidence map›Paper›PMID 42429976›Full record

Observational studyJournal of neurology2026

Subcutaneous natalizumab administration in relapsing-remitting multiple sclerosis: results of EASIER 2 study.

Massimo Filippi, Luigi M E Grimaldi, Vincenzo Brescia Morra, Antonella Conte, Cinzia Cordioli, Rocco Totaro, Giacomo Lus, Augusto Rini, Fabiana Marinelli, Paola Valentino and 9 more

Abstract readMulticenter StudyObservational Study
In one paragraph

Observational study in Journal of neurology, 2026. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Not yet cited in PubMed.

0numbers the graph read from it
0cells of the map it votes in
0citing 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

0 citing papers in PubMed.

No citing paper in PubMed yet.

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

19 authors.

Massimo FilippiNeurology Unit, Neurorehabilitation Unit, Neurophysiology Service, and Neuroimaging Research Unit, Division of Neuroscience, IRCCS San Raffaele Scientific Institute, Via Olgettina, 60, 20132, Milan, Italy. filippi.massimo@hsr.it.ORCID http://orcid.org/0000-0002-5485-0479
Luigi M E GrimaldiNeurology Unit, Multiple Sclerosis Center, Fondazione Istituto G. Giglio, Cefalù, Italy.
Vincenzo Brescia MorraMultiple Sclerosis Clinical Care and Research Center, Department of Neuroscience (NSRO), Federico II University, Naples, Italy.
Antonella ConteDepartment of Human Neurosciences, Sapienza University of Rome, Rome, Italy.
Cinzia CordioliMultiple Sclerosis Center, ASST Spedali Civili Di Brescia, Montichiari Hospital, Brescia, Italy.
Rocco TotaroDemyelinating Disease Center, Department of Neurology, San Salvatore Hospital, L'Aquila, Italy.
Giacomo LusMultiple Sclerosis Center, UOC II Neurology, Department of Advanced Medical and Surgical Sciences, University of Campania "L. Vanvitelli", Naples, Italy.
Augusto RiniMultiple Sclerosis Center, Division of Neurology, A. Perrino Hospital, Brindisi, Italy.
Fabiana MarinelliMS Center-Neurology Unit, F. Spaziani Hospital, Frosinone, FR, Italy.
Paola ValentinoDepartment of Neurology, Magna Graecia University of Catanzaro, Catanzaro, Italy.
Paola PeriniMultiple Sclerosis Centre, University Hospital of Padua, Padua, Italy.
Girolama Alessandra MarfiaMultiple Sclerosis Clinical and Research Unit, Department of Systems Medicine, Tor Vergata University, Rome, Italy.
Mariarosaria ValenteClinical Neurology, Department of Medicine (DMED), University of Udine, Udine, Italy.
Simona MalucchiSCDO Neurologia-CReSM, AOU San Luigi Gonzaga, Orbassano, Turino, Italy.
Chiara ZanettaNeurology Unit, Neurorehabilitation Unit, Neurophysiology Service, and Neuroimaging Research Unit, Division of Neuroscience, IRCCS San Raffaele Scientific Institute, Via Olgettina, 60, 20132, Milan, Italy.
Lorenzo PradelliAdRes, Turin, Italy.
Daria PeriniBiogen Italia, Milan, Italy.
Laura SantoniBiogen Italia, Milan, Italy.
EASIER 2 study working Group

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

introductionEASIER 2 is a multicenter, observational, cross-sectional study conducted in 14 Italian multiple sclerosis (MS) centers to evaluate patient and healthcare professional (HCP) time, healthcare resource consumption, costs, and patient quality of life (QoL) associated with subcutaneous (SC) administration of natalizumab compared to intravenous (IV) administration as measured in the earlier EASIER study.

methodsThe study included: (1) time-and-motion analysis using a mobile application to collect real-world data during SC administration; (2) structured HCP questionnaire assessing organizational impacts; (3) patient survey capturing experience, preferences, and QoL. The comparison between SC and IV was conducted using a random-intercept regression model adjusted for patient history.

resultsA total of 265 SC procedures were analyzed. Compared to IV administration, SC reduced patient center time by 77%, HCP active time by 35%, and chair time by 74%. Hospital costs per administration decreased by 60%, with a reduction of about 33 and 14% from the perspectives of the Society and patient, respectively. Among patients, 86% preferred SC administration, mainly due to shorter center time, less physical discomfort, and lower emotional burden. QoL scores (scale 0-100) were higher on SC days (mean 70.4) than IV days (mean 56.9) administration, corresponding to a 13-point improvement (p < 0.001). All HCPs reported a favorable opinion on SC administration, with 82% expecting simplifications in MS center organization and shorter patient waiting lists.

conclusionsSC natalizumab administration significantly reduces dispensation procedure times, healthcare resource consumption, and associated costs, while improving patient experience and QoL.

Indexed as

Immunologic FactorsMultiple Sclerosis, Relapsing-RemittingNatalizumabAdultCross-Sectional StudiesFemaleHealth Care CostsHumansInjections, SubcutaneousItalyMaleMiddle AgedQuality of LifeImmunologic FactorsNatalizumabHealth economicsMultiple sclerosisNatalizumabQuality of lifeSubcutaneous administration

Identifiers

PMID42429976
PMCPMC13354615

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.