5.surgical site infection(SSI)是術後常見的合併症,對於傷口的分類及其SSI的發生率敘述,下列何者錯誤?
(A)clean wound: no hollow viscus entered, primary wound closure; SSI發生率:0.1~0.3%
(B)clean-contaminated wound: hollow viscus entered but controlled; SSI發生率:5~8%
(C)contaminated wound: uncontrolled spillage from viscus; SSI發生率:20~25%
(D)dirty wound: untreated, uncontrolled spillage from viscus; SSI發生率:30~40%

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