階段 2 — 分析線索。完成四個陳述，以區分目前的 SSI 監測、防護措施、治療涵蓋範圍及預防指引。

Current NHSN surveillance uses a ::선택::90-day antibiotic course30-day surveillance period7-day reporting window for superficial incisional SSI. When drainage can be contained by a dressing, use ::선택::Standard Precautions, adding Contact Precautions if drainage becomes major or uncontainedAirborne Precautions until the culture is finalContact Precautions for every postoperative incision regardless of drainage. Infection after a gastrointestinal operation requires consideration of ::선택::MRSA coverage alone regardless of riskcefepime alone for both gram-negative and anaerobic activitygram-negative and anaerobic coverage, with MRSA coverage added when indicated. CDC SSI-prevention guidance uses a perioperative glucose target ::선택::below 80 mg/dL by insulin infusionfrom 110 to 180 mg/dL for every inpatientbelow 200 mg/dL.