CREATE TABLE table_18640 ("District" TEXT, "Incumbent" TEXT, "Party" TEXT, "First elected" FLOAT, "Result" TEXT, "Candidates" TEXT)

What was the election result for the candidate first elected in 1918?
SELECT "Result" FROM table_18640 WHERE "First elected" = '1918'
SELECT "Result" FROM "table_18640" WHERE "First elected" = '1918'