Enter an observed breathing rate with the patient's age band to judge whether it is normal, bradypnoeic or tachypnoeic, with the reference ranges shown per age.
异常呼吸请及时就医评估。
| Item | Formula / Note | Source / Standard |
|---|---|---|
| Normal range | adult resting respiratory rate usually falls between twelve and twenty per minute | Royal College of Physicians 2017, NEWS2 |
| Abnormality grading | early warning scores weight respiratory rate higher the further it departs | Royal College of Physicians 2017, NEWS2 |
| Measurement note | counting a full sixty seconds avoids the error of multiplying a short sample | Royal College of Physicians 2017, NEWS2 |