CREATE TABLE table_18186 ("District" CLOB, "Incumbent" CLOB, "Party" CLOB, "First elected" CLOB, "Result" CLOB, "Candidates" CLOB)

what's the result for first elected in 1948 , 1964
SELECT "Result" FROM table_18186 WHERE "First elected" = '1948 , 1964'
SELECT "Result" FROM "table_18186" WHERE "First elected" = '1948 , 1964'