The Effect of Mental Posyandu Community Health Worker Training on Knowledge and Attitudes about Handling Patients with Mental Disorders in Indonesia Nur Lailatun Ni’mah1*, Minatul Aini1, Achmad Irfan1, Aminullah1, Dewi Martha Indria1, Firmina Tri Rahayu2 Abstract Introduction: The number of Patients with Mental Disorders in the Sumberpucung District is very