Background‘Living with IPF and an exploration of Esbriet® – a new treatment’ was an exploratory, qualitative, real-world survey of European patients with idiopathic pulmonary fibrosis (IPF) who were receiving treatment with pirfenidone prior to its commercial availability. The aim of the survey was to probe the impact of IPF on patients’ quality of life; the role of healthcare professionals and caregivers; the information needs of both patients and their caregivers; and patients’ perceptions of pirfenidone as a new treatment option for IPF.MethodsPatients from the UK, Germany and Italy, with a diagnosis of IPF (duration >3 months), who were being treated with pirfenidone, were recruited from patient support groups, specialist centres and advocacy groups. Semi-structured, qualitative, in-depth patient interviews of 1-h duration were conducted by an independent researcher. Patients were initially asked about their experiences of living with IPF and then prompted to describe their experiences of taking pirfenidone. Techniques utilised included: the bubble-speech technique; the icon cards projective exercise; and the free association exercise. All interviews were transcribed and analysed by an independent researcher.ResultsForty-five patients (71 % male) were interviewed (mean age 68.5 years; mean time since diagnosis 3.5 years); 87 % of patients reported that diagnosis took >1 year. Patients reported that IPF had a significant physical and emotional impact on their quality of life. The beneficial role played by caregivers and interstitial lung disease specialist nurses (where available) was specifically highlighted. Although most patients were keen for information on IPF, this was often of poor quality, out of date, or in English only. Patients’ perceptions of pirfenidone were largely positive and associated with ‘hope’ but were also influenced by the level of side effects experienced.ConclusionsThis survey highlights the impact of IPF on patients’ lives, and the need to adequately support both patients and their caregivers. These findings demonstrate the value of seeking patients’ perspectives of a chronic disease such as IPF and how this information can be used to guide improvements in care, to best support the needs of patients with this devastating condition.Electronic supplementary materialThe online version of this article (doi:10.1186/s12890-016-0171-y) contains supplementary material, which is available to authorized users.
BackgroundTwo antifibrotic drugs, pirfenidone and nintedanib, are approved by the European Medicines Agency and the US Food and Drug Administration for the treatment of idiopathic pulmonary fibrosis (IPF). In this analysis, treatment patterns of European patients with IPF were investigated to understand antifibrotic prescribing and identify unmet needs in IPF treatment practice.MethodsBetween February and March 2016, respiratory physicians from France, Germany, Italy, Spain, and the UK participated in an online questionnaire designed to collect information on IPF treatment patterns in patients under their care. Patients were categorized as treated (received approved antifibrotics) or untreated (did not receive approved antifibrotics, but may have received other unapproved therapies). Classification of IPF diagnosis (confirmed/suspected) and severity (‘mild’/‘moderate’/‘severe’) for each patient was based on the individual physician’s report. Patients’ perspectives were not recorded in this study.ResultsIn total, 290 physicians responded to the questionnaire. Overall, 54% of patients with IPF did not receive treatment with an approved antifibrotic. More patients had a confirmed IPF diagnosis in the treated (84%) versus the untreated (51%) population. Of patients with a confirmed diagnosis, 40% did not receive treatment. The treated population was younger than the untreated population (67 vs 70 years, respectively; p ≤ 0.01), with more frequent multidisciplinary team evaluation (83% vs 57%, respectively; p ≤ 0.01). A higher proportion of untreated patients had forced vital capacity > 80% at diagnosis versus treated patients. Of patients with ‘mild’ IPF, 71% did not receive an approved antifibrotic versus 41% and 60% of patients with ‘moderate’ and ‘severe’ IPF, respectively.ConclusionsDespite the availability of antifibrotic therapies, many European patients with confirmed IPF do not receive approved antifibrotic treatment. Importantly, there appears to be a reluctance to treat patients with ‘mild’ or ‘stable’ disease, and instead adopt a ‘watch and wait’ approach. More education is required to address diagnostic uncertainty, poor understanding of IPF and its treatments, and issues of treatment access. There is a need to increase physician awareness of the benefits associated with antifibrotic treatment across the spectrum of IPF severity.Electronic supplementary materialThe online version of this article (10.1186/s12890-017-0468-5) contains supplementary material, which is available to authorized users.
We previously developed murine and chimeric antibodies against a specific epithelial ovarian carcinoma (EOC) marker, named folate receptor (FR), and promising results were obtained in phase II trials. More recently, we successfully generated a completely human Fab fragment, C4, by conversion of one of the murine anti-FR antibodies to human antibody using phage display and guided selection. However, subsequent efforts to obtain C4 in a dimer format, which seems especially desirable for EOC locoregional treatment, resulted in a highly heterogeneous product upon natural dimerization and in a very poor production yield upon chemical dimerization by a non-hydrolyzable linker to a di-Fab-maleimide (DFM). We therefore designed, constructed and characterized a large Fab dual combinatorial human antibody phage display library obtained from EOC patients and potentially biased toward an anti-tumor response in an effort to obtain new anti-FR human antibodies suitable for therapy. Using this library and guiding the selection on FR-expressing cells with murine/human antibody chains, we generated four new human anti-FR antibody (AFRA) Fab fragments, one of which was genetically and chemically manipulated to obtain a chemical dimer, designated AFRA-DFM5.3, with high yield production and the capability for purification scaled-up to clinical grade. Overall affinity of AFRA-DFM5.3 was in the 2-digit nanomolar range, and immunohistochemistry indicated that the reagent recognized the FR expressed on EOC samples. (131)I-AFRA-DFM5.3 showed high immunoreactivity, in vitro stability and integrity, and specifically accumulated only in FR-expressing tumors in subcutaneous preclinical in vivo models. Overall, our studies demonstrate the successful conversion of murine to completely human anti-FR antibodies through the combined use of antibody phage display libraries biased toward an anti-tumor response, guided selection and chain shuffling, and point to the suitability of AFRA5.3 for future clinical application in ovarian cancer.
In schizophrenia employment rate is dramatically low, also among patients receiving job support interventions. Recent studies showed a direct relationship between neurocognitive deficits and work functioning, as well as proving the benefits of combined neurocognitive and work interventions. Current evidence also supports a role of Theory of Mind (ToM), on work functioning. However, the effect of integrated rehabilitation programmes including a social cognitive training on job outcome is still less explored. The aim of this pilot study is to investigate the relationship between work competence and clinical factors, neurocognitive and ToM abilities, as well as to explore the effect of neurocognitive and ToM treatments combined with work therapy. Thirty-seven outpatients with schizophrenia were assigned to either a Computer-assisted Cognitive Remediation (CACR) plus work therapy group (WTG) or to CACR and WTG added to ToM Intervention, both followed by a job support programme. All patients were assessed for psychopathology, neurocognition, ToM and work functioning. Work outcome was significantly predicted by age at onset, neurocognitive abilities and the degree of ToM improvement after the specific intervention. This study provides preliminary insight on predictors of work competence in schizophrenia, highlighting the importance of ToM abilities.
Summary points• In Duchenne muscular dystrophy (DMD), little attention has been paid to severity of respiratory function decline (RFD) based on disease progression.• We performed a conjoint analysis among 123 Italian clinicians to generate a scale for RFD in DMD patients.• Before the interview, 11 attributes were selected by discussion among experts. 32 'patient profiles' were generated. Each physician assessed the severity of RFD for each profile. Each level/attribute was assigned an estimated usefulness to understand its impact on RFD.• The identified attributes were forced vital capacity, forced vital capacity decline, dysphagia, type of ventilation and peak cough flow.• These results allowed the development of a scale for RFD severity.• This scale can stratify DMD patients according to the severity of their RFD.• Further validation in a larger, international sample of physicians, including expert pneumologists, by another robust approach such as a multidisciplinary Delphi panel and/or web-based collection of consensus appears necessary.• This score must be correlated with clinical findings and compared with standard testing based on guidelines, in order to correlate the perceived decline and its quantitative evaluation. • This will help define clinical approach in line with the severity of pulmonary function evaluated by our score and allow early management of DMD patients. Aim:In Duchenne muscular dystrophy (DMD), little attention has been paid to severity of respiratory function decline (RFD) based on disease progression. We performed a conjoint analysis among 123 Italian clinicians to generate a scale for RFD in DMD patients. Methods: Before the interview, 11 attributes were selected by discussion among experts. 32 'patient profiles' were generated. Each physician assessed the severity of RFD for each profile. Each level/attribute was assigned an estimated usefulness to understand its impact on RFD. Results: The identified attributes were forced vital capacity, forced vital capacity decline, dysphagia, type of ventilation and peak cough flow. These results allowed the development of a scale for RFD severity. Conclusion: This scale can stratify DMD patients according to the severity of their RFD.
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