How to select correct cuff size for measuring blood pressure

Previous Post: Techniques to measure a BP

Visual check system by any one of three criteria:

  • Bladder width at least 40–50% of the arm circumference
  • Bladder length at least 80–100% of the arm circumference
  • Cuff width 66-75% of the acromion-olecranon distance (UAL)

Correct cuff size according to arm circumference

PatientArm Circumference (cm)Cuff Size(cm)
NewbornUp to 104 x 8
Infant>10-156 x12
Child15-229 x 18
Small adult22-2612 x 22
Adult (standard)27-3416 x 24
Large adult35-4416 x 36
Adult (thigh)45-5216 x 42

Next post: How to measure blood pressure– DOs & DONTs

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