CREATE TABLE table_72383 ("District" CLOB, "Incumbent" CLOB, "Party" CLOB, "First elected" CLOB, "Result" CLOB, "Candidates" CLOB)

how many candidates with result being new seat democratic gain
SELECT COUNT("Candidates") FROM table_72383 WHERE "Result" = 'New seat Democratic gain'
SELECT COUNT("Candidates") FROM "table_72383" WHERE "Result" = 'New seat Democratic gain'