Table 1.
Lung Injury Prediction Score
| LIPS Points | Score | Positive-Predictive Value (Risk of the future Development of ARDS) | |
|---|---|---|---|
| Predisposing Conditions | >3 | 14% | |
| Shock | 2 | >4 | 18% |
| Aspiration | 2 | >5 | 23% |
| Sepsis | 1 | ||
| Pneumonia | 1.5 | ||
| High-risk Surgery | |||
| Orthopedic Spine | 1 | ||
| Acute Abdomen | 2 | ||
| Cardiac | 2.5 | ||
| Aortic Vascular | 3.5 | ||
| High-risk Trauma | |||
| Traumatic Brain Injury | 2 | ||
| Smoke Inhalation | 2 | ||
| Near Drowning | 2 | ||
| Lung Contusion | 1.5 | ||
| Multiple Fractures | 1.5 | ||
| Risk Modifiers | |||
| Alcohol Abuse | 1 | ||
| Obesity (BMI >30) | 1 | ||
| Hypoalbuminemia | 1 | ||
| Chemotherapy | 1 | ||
| FiO2 >0.35 (> 4 L/min) | 2 | ||
| Tachypnea (RR > 30) | 1.5 | ||
| SpO2 < 95% | 1 | ||
| Acidosis (pH < 7.35) | 1.5 | ||
| Diabetes Mellitus | -1 | ||
BMI = body mass index
FiO2 = fraction of inspired oxygen
RR = respiratory rate
SpO2 = arterial oxygen saturation
Adapted from Gajic O, Dabbagh O, Park PK, et al. Early identification of patients at risk of acute lung injury: evaluation of lung injury prediction score in a multicenter cohort study. Am J Respir Crit Care Med. 2011;183(4):462–470. doi:10.1164/rccm.201004-0549OC; with permission.