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. 2008 Jul;72(4):325–331.

Table I.

Sedation scores for assessing sedation following intravenous tramadol

Sedation score Description of behaviors
0 No sedation
1 Slight sedation
2 Sedated, animal calmer, will sit down, decreased activity
3 Sedated, notably calmer, animal will lie down, still responds to external stimulus
4 Very sedate, animal sleeping