CPIS for VAPLoading...Temp (celsius)36.5-38.4038.5-38.9+1≥39.0 or ≤36.0+2White blood cell count4-110< 4 or > 11+1Either < 4 or > 11 plus band forms ≥500+2Tracheal secretions< 140≥ 14+1≥ 14 plus purulent secretions+2Oxygenation, PaO₂/FiO₂ mmHg> 240 or ARDS0≤ 240 and no ARDS+2Pulmonary radiographyNo infiltrate0Diffuse or patchy infiltrate+1Localized infiltrate+2Culture of tracheal aspirate specimenPathogenic bacteria cultured ≤ 1 or no growth0Pathogenic bacteria cultured > 1+1Pathogenic bacteria cultured > 1 plus same pathogenic bacteria on gram stain > 1+2适用指征洞见与注意事项