CREATE TABLE table_train_75 ("id" INT, "pregnancy_or_lactation" BOOLEAN, "alzheimer" BOOLEAN, "alzheimer_family_history" BOOLEAN, "body_mass_index_bmi" FLOAT, "age" FLOAT, "NOUSE" FLOAT)

parents and siblings of the participant with alzheimer's disease.
SELECT * FROM table_train_75 WHERE alzheimer = 1
SELECT * FROM "table_train_75" WHERE "alzheimer" = 1