NCIt definition : A standardized rating scale developed by Wesson and Ling in 2003 to evaluate the severity
of an individual's opiate withdrawal symptoms. This instrument consists of 11 signs
or symptoms which are assessed and rated by a clinician. The severity of each sign
or symptom correlates with a numerical value. A total score of 5-12 is 'mild'; 13-24
is 'moderate'; 25-36 is 'moderately severe'; and greater than 36 is 'severe withdrawal.';
Alternative definition : CDISC: The Clinical Opiate Withdrawal Scale (COWS) (Wesson DR and Ling W. The Clinical
Opiate Withdrawal Scale (COWS). J Psychoactive Drugs 2003;35(2):253-259).;