NIH Common Data Elements (CDE) Repository

General Details:

Name:: Tobacco cigarettes smoked daily average number
Steward:: NINDS
Definition:: Average number of cigarettes the participant/subject smokes daily (On the days you smoked cigarettes during the past 30 days, how many cigarettes did you smoke per day, on average?)
Registration Status:: Qualified

Value	Code Name	Code Description
Less than one cigarette per day	Less than one cigarette per day	Less than one cigarette per day
1 cigarette per day	1 cigarette per day	1 cigarette per day
2 to 5 cigarettes per day	2 to 5 cigarettes per day	2 to 5 cigarettes per day
6 to 15 cigarettes per day (about 1/2 pack)	6 to 15 cigarettes per day (about 1/2 pack)	6 to 15 cigarettes per day (about ½ pack)
16 to 25 cigarettes per day (about 1 pack)	16 to 25 cigarettes per day (about 1 pack)	16 to 25 cigarettes per day (about 1 pack)
26 to 35 cigarettes per day (about 1 1/2 packs)	26 to 35 cigarettes per day (about 1 1/2 packs)	26 to 35 cigarettes per day (about 1 ½ packs)
More than 35 cigarettes per day (about 2 packs or more)	More than 35 cigarettes per day (about 2 packs or more)	More than 35 cigarettes per day (about 2 packs or more)
Unknown	Unknown	Unknown

Definition:: Average number of cigarettes the participant/subject smokes daily (On the days you smoked cigarettes during the past 30 days, how many cigarettes did you smoke per day, on average?)
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Document:: PhenX Toolkit: https://www.phenxtoolkit.org/index.php - Protocol 1: Tobacco - 30-Day Quantity and Frequency (Adolescent Protocol) #030801

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Document:: PhenX Toolkit: https://www.phenxtoolkit.org/index.php - Protocol 1: Tobacco - 30-Day Quantity and Frequency (Adolescent Protocol) #030801 For SCI: Biering-SØrensen F, Krassioukov A, Alexander MS, Donovan W, Karlsson AK, Mueller G, Perkash I, William Sheel A, Wecht J, Schilero GJ.International Spinal Cord Injury Pulmonary Function Basic Data Set. Spinal Cord. 2012 Jun; 50(6):418-21.

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Document:: Biering-SØrensen F, Krassioukov A, Alexander MS, Donovan W, Karlsson AK, Mueller G, Perkash I, William Sheel A, Wecht J, Schilero GJ.International Spinal Cord Injury Pulmonary Function Basic Data Set. Spinal Cord. 2012 Jun; 50(6):418-21.