Classification of hemorrhagic shock Class I Blood loss: <15% Heart Rate: 60-100 Blood Pressure: Normal Mental status: Slightly anxious Class II: Blood loss: 15-30% Heart Rate: 101-120 Blood Pressure: Normal Mental status: Mildly anxious Class III: Blood loss: 31-40% Heart Rate: 121-140 Blood Pressure: Decreased Mental status: Anxious, confused Class IV: Blood loss: >40% Heart Rate: >140 Blood Pressure: Decreased Mental status: Confused, lethargic