שאלה משלב א׳ במיקרוביולוגיה קלינית · מועד 2022, שאלה 23

Correct: B — 3 per cent. That is the generally accepted maximum acceptable blood culture contamination rate. Option A, 1 per cent, is an aspiration rather than the accepted benchmark, and options C and D, 6 and 10 per cent, are rates that call for intervention.