qSOFA Calculator
Quick Sequential Organ Failure Assessment for sepsis risk stratification in patients with suspected infection.
qSOFA Criteria
18/min
Normal: 12-20. ≥22 suggests respiratory compensation.
120 mmHg
Normal: 90-140. ≤100 indicates hypotension.
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qSOFA Score
0 / 3
Low Risk
Criteria Breakdown
Respiratory Rate ≥ 22/min
Tachypnea indicating respiratory distress or compensation
18
0
Systolic BP ≤ 100 mmHg
Hypotension indicating circulatory compromise
120
0
Altered Mental Status
GCS < 15, confusion, lethargy, or obtundation
No
0
Score Interpretation
| Score | Risk Level | Mortality | Action |
|---|---|---|---|
| 0 | Low | ~2% | Standard care |
| 1 | Intermediate | ~4-6% | Close monitoring |
| 2-3 | High | ~10-20% | Sepsis workup, ICU |
Reference: Seymour CW, et al. JAMA 2016. Sepsis-3 Definitions.
Frequently Asked Questions