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Vital Signs by Age.NCLEX Quick-Reference Cheat Sheet

NCLEX Deck
Heart Rate (bpm)
Newborn100–160
Infant90–160
Toddler80–140
Preschool70–120
School-age60–110
Adolescent / Adult60–100
Respiratory Rate (/min)
Newborn30–60
Infant25–50
Toddler20–30
Preschool20–25
School-age16–22
Adult12–20
Blood Pressure (mmHg)
Newborn~65/40
Infant~90/55
Toddler~95/60
School-age~105/65
Adolescent~115/70
Adult<120/80
Temperature & O₂
Normal temp98.6°F / 37°C
Fever≥100.4°F / 38°C
O₂ sat≥95% (report <90%)
Report If — Adult
Heart rate<60 or >100
Respirations<12 or >20
Blood pressure<90 systolic or crisis
O₂ sat<90%
Assess trends, not single values.
Remember
PediatricHR & RR faster; BP lower
Painthe '5th vital sign' — self-report
Older adultsatypical (infection = confusion)
Educational quick-reference only; values/ranges vary by source. Verify against your facility and the current NCSBN test plan.
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