Mixed Delivery Mode Reminder Strategy to Tackle Low Participation in an e-Cohort: Randomized Controlled Trial Nested Within the Le French Gut e-Cohort

Jessica Soyer   ¹ , MSc ;   Aline Thomas   ¹ , PhD ;   Sébastien Fromentin   ² , MSc ;   Anne-Sophie Alvarez   ² , PhD ;   Chloé Connan   ² , PhD ;   Nicolas Pons   ² , PhD ;   Le French Gut Consortium   ³ ;   Alexandre Cavezza   ² , PhD ;   Patrick Veiga   ^{2, 4} , PhD ;   Robert Benamouzig   ⁵ , MD, PhD ;   Jean-Philippe Bertocchio   ^{1, 6, 7} , MD, PhD

¹ Skezi, Annecy, France

² MetaGenoPolis, INRAE, Université Paris-Saclay, Jouy-en-Josas, Île-de-France, France

³ See Acknowledgments

⁴ AgroParisTech, INRAE, Micalis Institute, Université Paris-Saclay, Jouy-en-Josas, France

⁵ Assistance Publique – Hôpitaux de Paris, Paris, Île-de-France, France

⁶ Thyroide – Tumeurs Endocrines, Pitié-Salpêtrière Hospital, Assistance Publique – Hôpitaux de Paris, Paris, Île-de-France, France

⁷ Reference center for rare diseases related to calcium-phosphate metabolism disorders, Pitié-Salpêtrière Hospital, Assistance Publique – Hôpitaux de Paris, Paris, Île-de-France, France