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Clinical variables associated with treatment changes in Parkinson’s disease: results from the longitudinal phase of the REASON study

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Abstract

To assess over a period of 9 months in a sample of Italian Parkinson’s disease (PD) patients reasons leading the neurologist to modify dopaminergic treatment and patients’ causes of dissatisfaction with ongoing therapy. To evaluate the influence of disease severity on therapy persistence. A disease severity balanced sample of PD patients with stable anti-parkinsonian drugs (APD) treatment was enrolled and evaluated every 3 months. Patients requiring APD treatment modifications were discontinued from the study. The probability to modify APD treatment is greater for higher motor (UPDRS scores) and non-motor symptoms (NMSS score) severity. Both from neurologist’s and patient’s perspective, motor symptoms were the main determinants underlying APD treatment modifications. Non-motor symptoms were cause of dissatisfaction with ongoing APD treatment for 52 % of the patients, while only 36 % of the neurologists considered these as valid reasons for therapy change. REASON is the first study in PD patients that prospectively examined reasons driving APD treatment changes. Results show that the disease severity significantly increases the probability of APD treatment change. Patients attribute greater relevance than neurologists to non-motor symptoms as reason requiring treatment changes. This confirms that patient and neurologist perceptions only partially overlap.

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Acknowledgments

This research was sponsored by a grant from Boehringer-Ingelheim. The authors meet criteria for authorship as recommended by the International Committee of Medical Journal Editors (ICMJE) and were fully responsible for all aspects of manuscript development. We are grateful to MediData (Modena, Italy) for data collection and statistical analysis and to Sara Rizzoli and Shalom Haggiag for help in writing the manuscript.

Ethical standards

Each patient signed written informed consent and each local institutional ethics committee approved the study.

Conflict of interest

Patrizia Lessi is an employee of Boehringer-Ingelheim. Alessandra Ori is an employee of Medidata srl. Lucia Simoni is an employee of Medidata srl. The other authors declare that they have no conflict of interest.

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Authors and Affiliations

Authors

Corresponding author

Correspondence to Angelo Antonini.

Additional information

On behalf of the REASON study group. The members of REASON study group are listed in “Appendix”.

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Supplementary material 1 (DOC 107 kb)

Appendix: The REASON study group

Appendix: The REASON study group

Steering Committee:

  • Giovanni Abruzzese, Università degli Studi di Genova, Genova

  • Angelo Antonini, Ospedale IRCCS San Camillo, Venezia Lido e Università di Padova

  • Paolo Barone, Università degli Studi di Salerno Schola Medica Salernitana, Salerno

  • Roberto Ceravolo, Ospedale Santa Chiara, Pisa

  • Giovanni Fabbrini, Sapienza Università di Roma, and Neuromed Institute, Pozzilli (IS)

  • Michele Tinazzi,Unità Operativa di Neurologia/Dipartimento di Scienze Neurologiche, Neuropsicologiche, Morfologiche e Motorie, Azienda Ospedaliera-Universitaria di Verona

Participating centres:

  • M. A. B. Melone, C. Schettino, G. Capaldo, Az. Osp.Univ. Seconda Universtà di Napoli (Napoli)

  • F. Iemolo, E. Sanzaro, Ospedale Civile R. Guzzardi (Vittoria);

  • M. G. Ceravolo, M. Capecci, E. Andrenelli, Az. Ospedali Riuniti (Ancona);

  • F. E. Pontieri, C. Pellicano, D. Benincasa, Az. Osp. Sant’Andrea (Roma);

  • G. Fabbrini, S. Pietracupa, A. Latorre, Sapienza Università di Roma;

  • G. Tedeschi, A. Tessitore, A. Giordano, Seconda Università Federico II (Napoli);

  • U. Bonuccelli, D. Frosini, F. Vanelli, Ospedale Santa Chiara (Pisa);

  • G. Comi, M. A. Volonté, F. Spagnolo, Fondazione Centro San Raffaele (Milano);

  • A. Scaglioni, G. Abrignani, Ospedale di Vaio (Fidenza);

  • G. Abbruzzese, L. Avanzino, T. Tamburini, Università degli Studi di Genova (Genova);

  • A. Antonini, S. Facchini, R. Biundo, Ospedale San Camillo (Venezia Lido);

  • M. C. Altavista, C. Roberti, Ospedale San Filippo Neri (Roma);

  • T. Avarello, Az. Osp. Riuniti Villa Sofia-Cervello (Palermo);

  • G. Bono, G. Riboldazzi, S. leva, Ospedale di Circolo e Fondazione Macchi (Varese);

  • M. Del Sette, E.Carabelli, E. Traverso, Ospedale Sant’ Andrea (La Spezia);

  • R. Michelucci, S. Nassetti, E.Pasini, Ospedale Bellaria (Bologna);

  • A. Padovani, E.Cottini, B. Bigni, Az. Osp. Spedali Civili (Brescia);

  • S. Ruggieri, N. Modugno, M. Fischetti, Istituto Mediterraneo Neuromed (Pozzilli);

  • A. Stefani, M. Pierantozzi, M. Stampanoni Bassi, Policlinico Tor Vergata (Roma);

  • M. Tinazzi, S. Ottaviani, D. Ajena, Dipartimento di Scienze Neurologiche e del movimento, Università di Verona, Italy;

  • G. Trianni, F. My, M. Caggiula, Ospedale Vito Fazzi (Lecce);

  • G. Valenti, S. Grioli, I. La Farina, Ospedale Garibaldi (Catania);

  • S. Zambito Marsala, C. Marchini, M. Gioulis, Ospedale San Martino (Belluno);

  • G. Asteggiano, M. R. L’Episcopo, E. Saracco, Ospedale San Lazzaro (Alba);

  • P. Barone, M. Picillo, M. Moccia, Università Federico II Napoli (Napoli);

  • M. Onofrj, A. Thomas, Fondazione Università Gabriele D’Annunzio (Chieti);

  • A. Denaro, Istituto Chirurgico Ortopedico Traumatologico (Latina);

  • C. Marini, F. De Santis, V. Spagnoli, Ospedale di Avezzano (Avezzano);

  • R. L’Erario, P. Passadore, Ospedale S. Maria della Misericordia (Rovigo);

  • E. Belgrado, M. Mucchiut, Az. Osp. Univ. S. Maria della Misericordia (Udine);

  • A. Priori, F. Cogiamanian, Fondazione Ospedale Maggiore Policlinico (Milano);

  • A. Marchet, Ospedale Martini (Torino)

Sponsorship:

  • BoehringerIngelheim, Milano, Italy

Project Management, Statistical Analyses and data management:

  • MediData Studi e Ricerche, Modena: G. Castegnaro, A. Ori, S. Pirondi, S. Rizzoli, B. Roncari, S. Sala, S. Sgarbi, L. Simoni, F. Trevisan, L. Zanoli.

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Abbruzzese, G., Barone, P., Ceravolo, R. et al. Clinical variables associated with treatment changes in Parkinson’s disease: results from the longitudinal phase of the REASON study. Neurol Sci 36, 935–943 (2015). https://doi.org/10.1007/s10072-014-2060-6

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  • DOI: https://doi.org/10.1007/s10072-014-2060-6

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