Table 2.

Approximate Ages at Which the Available Cuffs Would Cover Three Quarters and Two Thirds of the UAL

Available BP Cuffs as Mentioned inTable 1 (Median Width in Centimeters)Three Quarters of the UALTwo Thirds of the UAL
UAL (cm) Needed for the BP Cuff to Cover Three Quarters UALThe Corresponding Age for the Mean UAL (19–21)UAL (cm) Needed for the BP Cuff to Cover Two Thirds UALThe Corresponding Age for the Mean UAL20,21
Infant (6)8Birth90–6 mo*
Child/pediatric (8.25)111 y* 12.381–2 y*
Small adult (11)14.63 y* 16.54–6 y*
Adult (14)18.65–6 y* 216
Large adult (17)22.66 y 25.58
  • * Derived from the diaphyseal length of humurus on x-ray at various ages.20

  • 5th Percentile for UAL at 6 years in boys and girls is 21.6 and 21.2 cm, respectively.

  • 25th Percentile for a 6 year old child.21