Table 7 Summary of critical ranges for vital signs.

From: Secure edge-based IoMT framework for ICU monitoring with TinyML and post-quantum cryptography

Parameter

Critical range

SpO2 (%)

85% to 90%

Heart rate (bpm)

120 bpm to 130 bpm

Temperature (\(^{\circ }\)F)

\(103^{\circ }\)F to \(105^{\circ }\)F

Systolic BP (mmHg)

80 mmHg to 90 mmHg

Diastolic BP (mmHg)

50 mmHg to 60 mmHg

Respiratory rate (breaths/min)

25 breaths/min to 30 breaths/min