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European, multicentre, prospective observational phase IV clinical study to assess the impact of lebrikizumab on health-related well-being and control of skin manifestations in patients with moderate-to-severe atopic dermatitis (ADTrust): study protocol

Por: Augustin · M. · Bewley · A. · Brüggen · M.-C. · de Bruin-Weller · M. S. · Ezzedine · K. · Ferrucci · S. M. · Gkalpakiotis · S. · Herranz · P. · Johansson · E. K. · Kampe · T. · Lapeere · H. · Legat · F. J. · Rehbinder · E. M. · Szepietowski · J. C. · Torres · T. · Vestergaard · C.
Introduction

Atopic dermatitis (AD) is a chronic, relapsing, heterogeneous skin disease affecting 2%–7% of adults, with roughly 30% having moderate-to-severe disease. AD symptoms, like intense itching and skin pain, carry a substantial disease burden that negatively impacts patients’ quality of life (QoL) and psychosocial well-being. Lebrikizumab is a novel, high-affinity monoclonal antibody that selectively binds to and neutralises interleukin-13 with high potency. Three clinical trials with lebrikizumab (ADvocate 1 and 2; ADhere) demonstrated significant clinical benefit in patients with AD, while the 3-year long-term extension study of lebrikizumab (ADjoin) further demonstrated long-term efficacy and safety in patients with AD. The ADTrust study will evaluate patient well-being, their relationship with their skin, long-term effectiveness, and safety of lebrikizumab, treatment satisfaction, and long-term effect of lebrikizumab treatment on different aspects of patients’ lives, including itch, pain, sleep, fatigue, work impairment and overall QoL among adult patients with moderate-to-severe AD in a real-world setting.

Methods and analysis

This non-interventional, prospective, observational, real-world evidence study will involve approximately 150 sites across Europe and approximately 1200 adults with moderate-to-severe AD treated with lebrikizumab for 2 years. The primary endpoint is patient well-being assessed by the 5-item WHO Well-Being Index (WHO-5) questionnaire. Key secondary endpoints include clinical effectiveness (Eczema Area and Severity Index and Investigator’s Global Assessment Scale), disease symptomatology and control (Patient-Oriented Eczema Measure, 24-hour peak pruritus, skin pain, fatigue and sleep quality Numerical Rating Scale, and safety and tolerability. Other validated endpoints will evaluate physician-reported and patient-reported QoL and treatment satisfaction (Dermatology Life Quality Index, Treatment Satisfaction Questionnaire-9), patients’ work productivity and impairment (Work Productivity and Activity Impairment (WPAI)-AD) and disease control (AD Control Tool). Novel experimental endpoints will also be evaluated with the aim to assess patients’ relationship with their skin (SkinLove questionnaire), disease control (intensity and frequency of flares) and an Effectiveness Diary (a brief monthly survey on a voluntary basis with the aim to assess the long-term impact of lebrikizumab on three fundamental aspects of the patients’ life: the well-being (WHO-5), the itch intensity (24 hours peak pruritus) and the frequency and intensity of flares). Statistical analyses will be descriptive and explorative and based on observed cases. Missing data imputation may be used to handle missing data for primary endpoints and secondary effectiveness endpoints.

Ethics and dissemination

This study will be conducted according to the protocol, which has ethics committee approval (Hamburg Ethic Committee in Germany: 2024-101358-BO-ff), and all applicable laws and regulatory requirements for each participating country. The results will be disseminated through scientific publications and congress presentations.

Trial registration number

NCT06815380 (Pre-results).

Effect of prednisolone on live birth rate in women with unexplained recurrent pregnancy loss: a study protocol for a double-blind, placebo-controlled, multicentre, randomised controlled trial (PREMI-study)

Por: Bequet · Y. · van der Hoorn · M.-L. · Eikmans · M. · Van der Molen · R. · le Cessie · S. · van Geloven · N. · van den Akker-van Marle · E. · Vermeulen · M. · van den Berg · M. · de Bruin · J.-P. · Cantineau · A. · Huppelschoten · D. · Meuleman · T. · Mulders · A. · Al-Nasiry · S. · T
Introduction

Recurrent pregnancy loss (RPL) is defined as the occurrence of two or more spontaneous pregnancy losses from the time of conception until 24 weeks of gestation. Currently, an underlying cause can be identified in only a minority of the losses. Potentially, an impaired maternal immune response targeting the semiallograft pregnancy may lead to miscarriage. While prior studies have explored the use of immune-suppressing corticosteroids to modulate the maternal immune system and hopefully improve pregnancy outcome, the absence of sufficiently powered randomised controlled trials (RCT) underscores the need for further research. The primary aim of this study is to evaluate if prednisolone administration in early pregnancy (20 mg daily for 6 weeks, then tapering doses for 2 weeks) in women with unexplained RPL leads to a higher live birth rate (LBR) in comparison to placebo. Additionally, the study assesses the tolerability, safety and the cost-effectiveness of this intervention. Finally, we will explore the effect of prednisolone in various subgroups (based on maternal age, number of previous pregnancy losses, presence of specific antibodies and pre-pregnancy endometrial immune cell level).

Methods and analysis

This ongoing multicentre, double-blind RCT will randomise 490 women with unexplained RPL and pregnancy

Ethics and dissemination

This study was submitted under the Clinical Trial Regulation (CTR) in Clinical Trials Information System (CTIS) for assessment by the Central Committee on Research Involving Human Subjects (CCMO) under Clinical Trial number: 2023-503220-76-01. It received full approval on 29/01/2024. Study findings will be presented at conferences and published in a peer-reviewed journal. Participants will be informed about the results by publishing them on the publicly available website of the study.

Trial registration number

This trial is registered in ClinicalTrials.gov (ID NCT05725512) and in CTIS (2023-503220-76-01).

Current applications of indocyanine green fluorescence angiography in trauma patients and its potential impact: a systematic review

Por: Breuking · E. A. · de Fraiture · E. J. · Krijgh · D. D. · van Wessem · K. · de Bruin · I. G. · Hietbrink · F. · Ruiterkamp · J.
Objectives

Tissue viability assessment is one of the main challenges in trauma surgery. Vitality assessment using indocyanine green fluorescence angiography (ICG-FA) may improve surgical decision-making. This systematic review gives an overview of current applications of ICG-FA in surgical treatment of traumatic injury and its effects on the incidence of postoperative complications and intraoperative decision-making.

Design

Systematic review according to the Preferred Reporting Items for Systematic Reviews and Meta-Analyses guidelines.

Data sources

PubMed, EMBASE and MEDLINE were searched through 18 December 2023.

Eligibility criteria for selecting studies

Primary research reports regarding indocyanine green (ICG)-fluorescence in patients with traumatic injury were included. Exclusion criteria were use of ICG for treatment of burn wounds, traumatic brain injury or reconstructive surgery, absence of an English or Dutch full-text and non-primary study design.

Data extraction and synthesis

Two independent reviewers performed the search and screening process according to standardised methods. Risk of bias was assessed using the Methodological Index for Non-Randomised Studies. Data were presented in text and overview tables.

Results

Thirteen studies were included, of which six were case series/reports including three or fewer patients. Within the other seven studies, 301 patients received ICG-guided surgery. ICG was used for perfusion assessment in all studies. Injury types consisted of traumatic extremity and abdominal injury. All studies reported beneficial effects such as necrosis detection, determination of resection/debridement margins and reduction of debridement procedures. ICG could improve intraoperative decision-making and significantly decrease postoperative complications. No included studies reported ICG-related complications or adverse events.

Conclusion

The available literature regarding the use of ICG-FA in trauma surgery is limited, and comparability is low. Still, the results are promising and show a large potential of ICG-FA for better and more efficient treatment of trauma patients. Further research with larger samples and comparable conditions is thus necessary and highly recommended.

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