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Table 4 Optimal thresholds of SBPHR and DBPHR for diagnosing (pre)hypertension in the studied adolescent population

From: Blood pressure to height ratios as simple, sensitive and specific diagnostic tools for adolescent (pre)hypertension in Nigeria

  SBP DBP
  Boys Girls Boys Girls
Prehypertension
Threshold 0.72 0.73 0.46 0.48
Sensitivity 0.933 0.901 1.000 1.000
Specificity 0.839 0.828 0.970 0.949
Hypertension
Threshold 0.75 0.77 0.51 0.50
Sensitivity 0.982 0.986 1.000 1.000
Specificity 0.956 0.963 0.998 0.991