How to select the cuff size to measure the blood pressure accurately

blood pressure cuffs come in a variety of sizes and they can be either reusable or disposable ( Almost all home blood pressure monitors have reusable cuffs) to obtain accurate results You must select a blood pressure cuff that is the correct size for you. if you end up picking a cuff that is too wide it will underestimate the blood pressure and if that’s too narrow or too small it will overestimate the blood pressure

The inflatable part ( Bladder ) of the blood pressure cuff should cover about 40% of the arm circumference of your upper arm. The cuff should also cover 70-80% of the area from your elbow to your shoulder

Adult blood pressure cuff size recommendation

Arm circumference	Cuff Size
22 to 26 cm	Small adult (12 × 22 cm)
27 to 34 cm	Adult (16 × 30 cm)
35 to 44 cm	Large adult (16 × 36 cm)
45 to 52 cm	Adult thigh 1(6 × 42 cm)

Paediatric blood pressure cuff size

Age of the child	Cuff size
Less than 1 month	4 × 8 cm
1 month to one year	6 × 12 cm
More than 1 year	9 × 18 cm