Skip to main content

Table 1 Objective Pain Scale (OPS)

From: A cannabinoid-intoxicated child treated with dexmedetomidine: a case report

Parameter Finding OPS score at 11:00 a.m. OPS score at 4:00 p.m.
Crying 0: Not crying 2 0
1: Responds to tender loving care
2: Does not respond to tender loving care
Movement 0: No movements 1 0
1: Restless
2: Thrashing or rigid
Agitation 0: Asleep or calm 1 0
1: Mild agitation
2: Hysterical
Systolic blood pressure (compared with normal values) 0: Increased <10% 1 0
1: Increased 10–20%
2: Increased >20%
  1. Specific distress behaviors associated with pain are helpful in quantifying pain or agitation in children unable to provide self-reported information. Several behavioral scales are available. The OPS is one of them and is commonly used in clinical practice. This scale incorporates four pain behaviors (crying, movement, agitation and verbalization) and blood pressure variation, a physiological measure of pain. Each of these categories is scored from 0 to 2, with a score ≥6 indicating intense pain