Abstract
Drugs that modify the risk of dementia in the elderly are of potential interest for dementia prevention. Proton pump inhibitors (PPIs) are widely used to reduce gastric acid production, but information on the risk of dementia is lacking. We assessed association between the use of PPIs and the risk of dementia in elderly people. Data were derived from a longitudinal, multicenter cohort study in elderly primary care patients, the German Study on Aging, Cognition and Dementia in Primary Care Patients (AgeCoDe), including 3,327 community-dwelling persons aged ≥75 years. From follow-up 1 to follow-up 4 (follow-up interval 18 months), we identified a total of 431 patients with incident any dementia, including 260 patients with Alzheimer’s disease. We used time-dependent Cox regression to estimate hazard ratios of incident any dementia and Alzheimer’s disease. Potential confounders included in the analysis comprised age, sex, education, the Apolipoprotein E4 (ApoE4) allele status, polypharmacy, and the comorbidities depression, diabetes, ischemic heart disease, and stroke. Patients receiving PPI medication had a significantly increased risk of any dementia [Hazard ratio (HR) 1.38, 95 % confidence interval (CI) 1.04–1.83] and Alzheimer’s disease (HR 1.44, 95 % CI 1.01–2.06) compared with nonusers. Due to the major burden of dementia on public health and the lack of curative medication, this finding is of high interest to research on dementia and provides indication for dementia prevention.
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Acknowledgments
This study is part of the German Research Network on Dementia (KND) and the German Research Network on Degenerative Dementia (KNDD) and was funded by the German Federal Ministry of Education and Research (Grants KND: 01GI0102, 01GI0420, 01GI0422, 01GI0423, 01GI0429, 01GI0431, 01GI0433, 01GI0434; Grants KNDD: 01GI0710, 01GI0711, 01GI0712, 01GI0713, 01GI0714, 01GI0715, 01GI0716).
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The authors declare that they have no conflicts of interest.
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For the AgeCoDe study group.
Appendices
Appendix: Members of the AgeCoDe Study Group
Principal Investigators*: Wolfgang Maier and Martin Scherer
Heinz-Harald Abholz, Christian Brettschneider, Cadja Bachmann, Horst Bickel, Wolfgang Blank, Hendrik van den Bussche, Sandra Eifflaender-Gorfer, Marion Eisele, Annette Ernst, Angela Fuchs, Kathrin Heser, Frank Jessen, Hanna Kaduszkiewicz, Teresa Kaufeler, Mirjam Köhler, Hans-Helmut König, Alexander Koppara, Carolin Lange, Tobias Luck, Melanie Luppa, Manfred Mayer, Edelgard Mösch, Julia Olbrich, Michael Pentzek, Jana Prokein, Anna Schumacher, Steffi Riedel-Heller, Janine Stein, Susanne Steinmann, Franziska Tebarth, Michael Wagner, Klaus Weckbecker, Dagmar Weeg, Jochen Werle, Siegfried Weyerer, Birgitt Wiese, Steffen Wolfsgruber, Thomas Zimmermann.
*Hendrik van den Bussche (2002–2011)
We want to thank both all participating patients and their general practitioners for their good collaboration.
GPs participating at the time of Follow-up V
Bonn
Claudia Adrian, Hanna Liese, Inge Bürfent, Johann von Aswege, Wolf-Dietrich Honig, Peter Gülle, Heribert Schützendorf, Elisabeth Benz, Annemarie Straimer, Arndt Uhlenbrock, Klaus-Michael Werner, Maria Göbel-Schlatholt, Hans-Jürgen Kaschell, Klaus Weckbecker, Theodor Alfen, Markus Stahlschmidt, Klaus Fischer, Wolf-Rüdiger Weisbach, Martin Tschoke, Jürgen Dorn, Helmut Menke, Erik Sievert, Ulrich Kröckert, Gabriele Salingré, Christian Mörchen, Peter Raab, Angela Baszenski, Clärli Loth, Christian Knaak, Peter Hötte, Jörg Pieper, Dirk Wassermann, Hans Josef Leyendecker, Gerhard Gohde, Barbara Simons, Achim Brünger, Uwe Petersen, Heike Wahl, Rainer Tewes, Doris Junghans-Kullmann, Angela Grimm-Kraft, Harald Bohnau, Ursula Pinsdorf, Thomas Busch, Gisela Keller, Susanne Fuchs-Römer, Wolfgang Beisel.
Düsseldorf
Birgitt Richter-Polynice, Florinela Cupsa, Roland Matthias Unkelbach, Gerhard Schiller, Barbara Damanakis, Michael Frenkel, Klaus-Wolfgang Ebeling, Pauline Berger, Kurt Gillhausen, Uwe Hellmessen, Helga Hümmerich, Hans-Christian Heede, Boguslaw- Marian Kormann, Wolfgang Josef Peters, Ulrich Schott, Dirk Matzies, Andre Schumacher, Tim Oliver Flettner, Winfried Thraen, Harald Siegmund, Claus Levacher, Tim Blankenstein, Eliane Lamborelle, Ralf Hollstein, Edna Hoffmann, Ingeborg Ghane, Regine Claß, Stefan-Wolfgang Meier, Leo W. Moers, Udo Wundram, Klaus Schmitt, Rastin Missghian, Karin Spallek, Christiane Schlösser.
Hamburg
Kathrin Groß, Winfried Bouché, Ursula Linn, Gundula Bormann, Gerhard Schulze, Klaus Stelter, Heike Gatermann, Doris Fischer-Radizi, Otto-Peter Witt, Stefanie Kavka, Günther Klötzl, Karl-Christian Münter, Michael Baumhöfener, Maren Oberländer, Cornelia Schiewe, Jörg Hufnagel, Anne-Marei Kressel, Michael Kebschull, Christine Wagner, Fridolin Burkhardt, Martina Hase, Matthias Büttner, Karl-Heinz Houcken, Christiane Zebidi, Johann Bröhan, Christiane Russ, Frank Bethge, Gisela Rughase-Block, Margret Lorenzen, Arne Elsen, Lerke Stiller, Angelika Giovanopoulos, Daniela Korte, Ursula Jedicke, Rosemarie Müller-Mette, Andrea Richter, Sanna Rauhala-Parrey, Constantin Zoras, Gabriele Pfeil-Woltmann, Annett Knöppel-Frenz, Martin Kaiser, Johannes Bruns, Joachim Homann, Georg Gorgon, Niklas Middendorf, Kay Menschke, Hans Heiner Stöver, Hans H. Bayer, Rüdiger Quandt, Gisela Rughase-Block, Hans-Michael Köllner, Enno Strohbehn, ThomasHaller, Nadine Jesse, Martin Domsch, Marcus Dahlke.
Leipzig
Thomas Lipp, Ina Lipp, Martina Amm, Horst Bauer, Gabriele Rauchmaul, Hans Jochen Ebert, Angelika Gabriel-Müller, Hans-Christian Taut, Hella Voß, Ute Mühlmann, Holger Schmidt, Gabi Müller, Eva Hager, Bettina Tunze, Barbara Bräutigam, Thomas Paschke, Heinz-Michael Assmann, Ina Schmalbruch, Gunter Kässner, Iris Pförtzsch, Brigitte Ernst-Brennecke, Uwe Rahnefeld, Petra Striegler, Marga Gierth, Anselm Krügel, Margret Boehm, Dagmar Harnisch, Simone Kornisch-Koch, Birgit Höne, Lutz Schönherr, Frank Hambsch, Katrin Meitsch, Britta Krägelin-Nobahar, Cornelia Herzig, Astrid Georgi, Erhard Schwarzmann, Gerd Schinagl, Ulrike Pehnke, Mohammed Dayab, Sabine Müller, Jörg-Friedrich Onnasch, Michael Brosig, Dorothea Frydetzki, Uwe Abschke, Volkmar Sperling, Ulrich Gläser, Frank Lebuser, Detlef Hagert.
Mannheim
Gerhard Arnold, Viet-Harold Bauer, Hartwig Becker, Hermine Becker, Werner Besier, Hanna Böttcher-Schmidt, Susanne Füllgraf-Horst, Enikö Göry, Hartmut Grella, Hans Heinrich Grimm, Petra Heck, Werner Hemler, Eric Henn, Violetta Löb, Grid Maaßen-Kalweit, Manfred Mayer, Hubertus Mühlig, Arndt Müller, Gerhard Orlovius, Helmut Perleberg, Brigitte Radon, Helmut Renz, Carsten Rieder, Michael Rosen, Georg Scheer, Michael Schilp, Angela Schmid, Matthias Schneider, Christian Schneider, Rüdiger Stahl, Christian Uhle, Jürgen Wachter, Necla Weihs, Brigitte Weingärtner, Monika Werner, Hans- Georg Willhauck, Eberhard Wochele, Bernhard Wolfram.
Munich
Andreas Hofmann, Eugen Allwein, Helmut Ruile, Andreas Koeppel, Peter Dick, Karl-Friedrich Holtz, Gabriel Schmidt, Lutz-Ingo Fischer, Johann Thaller, Guntram Bloß, Franz Kreuzer, Günther Holthausen, Karl Ludwig Maier, Walter Krebs, Christoph Mohr, Heinz Koschine, Richard Ellersdorfer, Michael Speth, Maria Kleinhans, Panagiota Koutsouva-Sack, Gabriele Staudinger, Johann Eiber, Stephan Thiel, Cornelia Gold, Andrea Nalbach, Kai Reichert, Markus Rückgauer, Martin Neef, Viktor Fleischmann, Natalija Mayer, Andreas Spiegl, Fritz Renner, Eva Weishappel-Ketisch, Thomas Kochems, Hartmut Hunger, Marianne Hofbeck, Alfred Neumeier, Elfriede Goldhofer, Thomas Bommer, Reinhold Vollmuth, Klaus Lanzinger, Simone Bustami-Löber, Ramona Pauli, Jutta Lindner, Gerlinde Brandt, Otto Hohentanner, Rosita Urban-Hüttner, Peter Porz, Bernd Zimmerhackl, Barbara Naumann, Margarete Vach, Alexander Hallwachs, Claudia Haseke, Andreas Ploch, Paula Bürkle-Grasse, Monika Swobodnik, Corina Tröger, Detlev Jost, Roman Steinhuber, Renate Narr, Gabriele Nehmann-Hörwick, Christiane Eder, Helmut Pillin, Frank Loth, Beate Rücker, Nicola Fritz, Michael Rafferzeder, Dietmar Zirpel.
GPs who participated at baseline
Bonn
Heinz-Peter Romberg, Hanna Liese, Inge Bürfent, Johann von Aswege, Wolf-Dietrich Honig, Peter Gülle, Heribert Schützendorf, Manfred Marx, Annemarie Straimer, Arndt Uhlenbrock, Klaus-Michael Werner, Maria Göbel-Schlatholt, Eberhard Prechtel, Hans-Jürgen Kaschell, Klaus Weckbecker, Theodor Alfen, Jörg Eimers-Kleene, Klaus Fischer, Wolf- Rüdiger Weisbach, Martin Tschoke.
Düsseldorf
Birgitt Richter-Polynice, Michael Fliedner, Binjamin Hodgson, Florinela Cupsa, Werner Hamkens, Roland Matthias Unkelbach, Gerhard Schiller, Barbara Damanakis, Angela Ackermann, Michael Frenkel, Klaus-Wolfgang Ebeling, Bernhard Hoff, Michael Kirsch, Vladimir Miasnikov, Pauline Berger, Kurt Gillhausen, Uwe Hellmessen, Helga Hümmerich, Hans-Christian Heede, Boguslaw-Marian Kormann, Dieter Lüttringhaus, Wolfgang Josef Peters, Ulrich Schott, Dirk Matzies, Andre Schumacher, Tim Oliver Flettner, Winfried Thraen, Clemens Wirtz, Harald Siegmund.
Hamburg
Kathrin Groß, Bernd-Uwe Krug, Petra Hütter, Dietrich Lau, Gundula Bormann, Ursula Schröder-Höch, Wolfgang Herzog, Klaus Weidner, Doris Fischer-Radizi, Otto-Peter Witt, Stefanie Kavka, Günther Klötzl, Ljudmila Titova, Andrea Moritz.
Leipzig
Thomas Lipp, Ina Lipp, Martina Amm, Horst Bauer, Gabriele Rauchmaul, Hans Jochen Ebert, Angelika Gabriel-Müller, Hans-Christian Taut, Hella Voß, Ute Mühlmann, Holger Schmidt, Gabi Müller, Eva Hager, Bettina Tunze, Barbara Bräutigam, Sabine Ziehbold, Thomas Paschke, Heinz-Michael Assmann, Ina Schmalbruch, Gunter Kässner.
Mannheim
Gerhard Arnold, Viet-Harold Bauer, Werner Besier, Hanna Böttcher-Schmidt, Hartmut Grella, Ingrid Ludwig, Manfred Mayer, Arndt Müller, Adolf Noky, Gerhard Orlovius, Helmut Perleberg, Carsten Rieder, Michael Rosen, Georg Scheer, Michael Schilp, Gerhard Kunzendorf, Matthias Schneider, Jürgen Wachter, Brigitte Weingärtner, Hans- Georg Willhauck.
Munich
Helga Herbst, Andreas Hofmann, Eugen Allwein, Helmut Ruile, Andreas Koeppel, Peter Friedrich, Hans-Georg Kirchner, Elke Kirchner, Luitpold Knauer, Peter Dick, Karl- Friedrich Holtz, Elmar Schmid, Gabriel Schmidt, Lutz-Ingo Fischer, Johann Thaller, Guntram Bloß, Franz Kreuzer, Ulf Kahmann, Günther Holthausen, Karl Ludwig Maier, Walter Krebs, Christoph Mohr, Heinz Koschine, Richard Ellersdorfer, Michael Speth.
GPs who used to participate in the study
Bonn
Heinz-Peter Romberg, Eberhard Prechtel, Manfred Marx, Jörg Eimers-Kleene, Paul Reich, Eberhard Stahl, Reinhold Lunow, Klaus Undritz, Bernd Voss, Achim Spreer, Oliver Brenig, Bernhard G. Müller, Ralf Eich, Angelika Vossel, Dieter Leggewie, Angelika Schmidt, Nahid Aghdai-Heuser, Lutz Witten, Michael Igel.
Düsseldorf
Michael Fliedner, Benjamin Hodgson, Werner Hamkens, Angela Ackermann, Bernhard Hoff, Michael Kirsch, Vladimir Miasnikov, Dieter Lüttringhaus, Clemens Wirtz, Rolf Opitz, Jürgen Bausch, Dirk Mecking, Friederike Ganßauge, Elmar Peters, Alfons Wester.
Hamburg
Werner Petersen, Martin Daase, Martin Rüsing, Christoph von Sethe, Wilmhard Borngräber, Brigitte Colling-Pook, Ullrich Weidner, Peter Rieger, Lutz Witte, Hans-Wilhelm Busch, Jürgen Unger, Angela Preis, Michael Mann, Ernst Haeberle, Horst Köhler, Ruth Schäfer, Helmut Sliwiok, Volker L. Brühl, Hans Heiner Stöver, Harald Deest, Margret Ackermann-Körner, Dieter Reinstorff, Christamaria Schlüter, Henrik Heinrichs, Ole Dankwarth, Michael Böse, Ulricke Ryll, Reinhard Bauer, Dieter Möltgen, Sven Schnakenbeck, Karin Beckmann, Annegret Callsen, Ewa Schiewe, Holger Gehm, Volker Lambert, Karin Hinkel-Reineke, Carl-Otto Stolzenbach, Peter Berdin, Friedhelm Windler.
Leipzig
Sabine Ziehbold, Sabine Weidnitzer, Erika Rosenkranz, Norbert Letzien, Doris Klossek, Martin Liebsch, Andrea Zwicker, Ulrike Hantel, Monika Pilz, Volker Kirschner, Rainer Arnold, Ulrich Poser.
Mannheim
Wolfgang Barthel, Fritz Blechinger, Marcus Fähnle, Reiner Walter Fritz, Susanne Jünemann, Gabriele Kirsch, Jürgen Kulinna, Gerhard Kunzendorf, Andreas Legner-Görke, Christa Lehr, Wolfgang Meer, Adolf Noky, Christina Panzer, Achim Raabe, Helga Schmidt- Back, Ralf Schürmann, Hans-Günter Stieglitz, Marie-Luise von der Heide.
Munich
Helga Herbst, Peter Friedrich, Hans-Georg Kirchner, Elke Kirchner, Luitpold Knauer, Elmar Schmid, Ulf Kahmann, Jörg Kastner, Ulrike Janssen, Albert Standl, Clemens Göttl, Marianne Franze, Gerhard Moser, Almut Blümm, Petra Weber, Wolfgang Poetsch, Heinrich Puppe, Thomas Bommer, Gerd Specht, Leonard Badmann, May Leveringhaus, Michael Posern, Andreas Ploch, Ralph Potkowski, Christiane Eder, Michael Schwandner, Rudolf Weigert, Christoph Huber.
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Haenisch, B., von Holt, K., Wiese, B. et al. Risk of dementia in elderly patients with the use of proton pump inhibitors. Eur Arch Psychiatry Clin Neurosci 265, 419–428 (2015). https://doi.org/10.1007/s00406-014-0554-0
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DOI: https://doi.org/10.1007/s00406-014-0554-0
Keywords
- Dementia
- Proton pump inhibitors
- Risk factor
- Elderly
- Prevention