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. 2017 Oct 10;6(10):e193. doi: 10.2196/resprot.8059

Table 1.

Assigned SBP and DBP ranges for blood pressure categorization in BPTrack.

Category Color Systolic Blood Pressure Diastolic Blood Pressure
Optimal Green <120 mmHg <80 mmHg
Prehypertension Light green ≥120 mmHg to <140 mmHg ≥80 mmHg to <90 mmHg
Stage 1 Hypertension Orange ≥140 mmHg to <160 mmHg ≥90 mmHg to <100 mmHg
Stage 2 Hypertension Red ≥160 mmHg ≥100 mmHg