Pneumonia severity index (Port Score)
Port Score
Scoring
|
Risk Factors |
Points |
| Demographic Factors | |
| Age for men |
Age |
| Age for women |
Age -10 |
| Nursing home resident |
+10 |
| Coexisting Illnesses |
|
| Neoplastic disease (active) |
+30 |
| Chronic liver disease |
+20 |
| Heart Failure |
+10 |
| Cerebrovascular disease |
+10 |
| Chronic renal disease |
+10 |
| Physical Exam |
|
| AMS |
+20 |
| RR > 30/min |
+20 |
| Sys BP < 90 |
+20 |
| Temp <35 or >40 |
+15 |
| Pulse > 125 |
+10 |
| Lab and xray findings |
|
| Arterial pH < 7.35 |
+30 |
| BUN > 30 |
+20 |
| Na <130 |
+20 |
| Glucose > 250 |
+10 |
| Hematocrit <30% |
+10 |
| PaO2 < 60 or SpO2 < 90% |
+10 |
| Pleural effusion |
+10 |
Classification
| Class |
Points |
Mortality |
| I |
<51 | 0.1% |
| II |
51-70 | 0.6% |
| III |
71-90 |
0.9% |
| IV |
91-130 |
9.3% |
| V |
>130 |
27% |
- Classes I and II: consider discharge
- Class III: discharge verus admit based on clinical judgment
- Classes IV and V: consider admission