TABLE 3.

Age-Based BP Parameters for Defining Hypotension

Group	Age	BP Parameter	Value
Adult	> 10 y	SBP	< 90
Child	1-10 y	SBP	< [70 + (2 × age in y)]
Infant	1 mo-1 y	SBP	< 70
Neonate	Term newborn-1 mo	SBP	< 60
Premature neonate	Preterm newborn	MAP	< Gestational age in wk

MAP = mean arterial pressure. See Table 2 legend for expansion of other abbreviation.