Global pain scale Rate the total amount of pain the patient has had in the last 24 hours. No pain Maximum pain 0 - 5 - 10 - 15 - 20 - 25 - 30 - 35 - 40 - 45 - 50 - 55 - 60 - 65 - 70 - 75 - 80 -85 - 90 - 95 - 100