Abnormal Vital Sign Physiology
Communication of Vital Signs at Emergency Department Handoff: Opportunities for Improvement.
CONCLUSION: Providers omitted communication of patient hypotension or hypoxia in nearly 1 in 7 ED handoffs. These communication errors do not appear to be related to ED crowding or care interruptions.
Normal vital signs based on age
http://emedicine.medscape.com/article/2172054-overview