{"denoms":[{"counts":[{"groupId":"BG000","value":"137"},{"groupId":"BG001","value":"45"},{"groupId":"BG002","value":"133"},{"groupId":"BG003","value":"315"}],"units":"Participants"}],"groups":[{"description":"Patients receive oral varenicline once daily on days 1-3 and twice daily thereafter for a total of 6 months or when a comfortable level of smoking abstinence is reached.\n\nvarenicline: Given orally","id":"BG000","title":"Arm I"},{"description":"Patients receive oral varenicline placebo once daily on days 1-3 and twice daily thereafter for a total of 6 months or when a comfortable level of smoking abstinence is reached.\n\nplacebo: Given orally","id":"BG001","title":"Arm II"},{"description":"Patients receive a nicotine patch, with doses tapering over time for a total of 26 weeks. Patients also receive nicotine gum to quell breakthrough urges. Patients may stop treatment when a comfortable level of smoking abstinence is reached.\n\nnicotine: Given transdermally and orally","id":"BG002","title":"Arm III"},{"description":"Total of all reporting groups","id":"BG003","title":"Total"}],"measures":[{"classes":[{"categories":[{"measurements":[{"groupId":"BG000","spread":"9.7","value":"39.2"},{"groupId":"BG001","spread":"10.6","value":"40.6"},{"groupId":"BG002","spread":"9.3","value":"40.3"},{"groupId":"BG003","spread":"9.7","value":"39.9"}]}]}],"dispersionType":"STANDARD_DEVIATION","paramType":"MEAN","title":"Age, Continuous","unitOfMeasure":"years"},{"classes":[{"categories":[{"measurements":[{"groupId":"BG000","value":"74"},{"groupId":"BG001","value":"17"},{"groupId":"BG002","value":"68"},{"groupId":"BG003","value":"159"}],"title":"Female"},{"measurements":[{"groupId":"BG000","value":"63"},{"groupId":"BG001","value":"28"},{"groupId":"BG002","value":"65"},{"groupId":"BG003","value":"156"}],"title":"Male"}]}],"paramType":"COUNT_OF_PARTICIPANTS","title":"Sex: Female, Male","unitOfMeasure":"Participants"},{"classes":[{"categories":[{"measurements":[{"groupId":"BG000","value":"0"},{"groupId":"BG001","value":"0"},{"groupId":"BG002","value":"0"},{"groupId":"BG003","value":"0"}],"title":"American Indian or Alaska Native"},{"measurements":[{"groupId":"BG000","value":"0"},{"groupId":"BG001","value":"0"},{"groupId":"BG002","value":"0"},{"groupId":"BG003","value":"0"}],"title":"Asian"},{"measurements":[{"groupId":"BG000","value":"0"},{"groupId":"BG001","value":"0"},{"groupId":"BG002","value":"0"},{"groupId":"BG003","value":"0"}],"title":"Native Hawaiian or Other Pacific Islander"},{"measurements":[{"groupId":"BG000","value":"2"},{"groupId":"BG001","value":"3"},{"groupId":"BG002","value":"3"},{"groupId":"BG003","value":"8"}],"title":"Black or African American"},{"measurements":[{"groupId":"BG000","value":"113"},{"groupId":"BG001","value":"34"},{"groupId":"BG002","value":"103"},{"groupId":"BG003","value":"250"}],"title":"White"},{"measurements":[{"groupId":"BG000","value":"5"},{"groupId":"BG001","value":"4"},{"groupId":"BG002","value":"10"},{"groupId":"BG003","value":"19"}],"title":"More than one race"},{"measurements":[{"groupId":"BG000","value":"17"},{"groupId":"BG001","value":"4"},{"groupId":"BG002","value":"17"},{"groupId":"BG003","value":"38"}],"title":"Unknown or Not Reported"}]}],"paramType":"COUNT_OF_PARTICIPANTS","title":"Race (NIH/OMB)","unitOfMeasure":"Participants"},{"classes":[{"categories":[{"measurements":[{"groupId":"BG000","value":"17"},{"groupId":"BG001","value":"4"},{"groupId":"BG002","value":"17"},{"groupId":"BG003","value":"38"}],"title":"Hispanic or Latino"},{"measurements":[{"groupId":"BG000","value":"120"},{"groupId":"BG001","value":"41"},{"groupId":"BG002","value":"116"},{"groupId":"BG003","value":"277"}],"title":"Not Hispanic or Latino"},{"measurements":[{"groupId":"BG000","value":"0"},{"groupId":"BG001","value":"0"},{"groupId":"BG002","value":"0"},{"groupId":"BG003","value":"0"}],"title":"Unknown or Not Reported"}]}],"paramType":"COUNT_OF_PARTICIPANTS","title":"Ethnicity (NIH/OMB)","unitOfMeasure":"Participants"},{"classes":[{"categories":[{"measurements":[{"groupId":"BG000","value":"137"},{"groupId":"BG001","value":"45"},{"groupId":"BG002","value":"133"},{"groupId":"BG003","value":"315"}]}],"title":"United States"}],"paramType":"NUMBER","title":"Region of Enrollment","unitOfMeasure":"participants"},{"classes":[{"categories":[{"measurements":[{"groupId":"BG000","spread":"2.0","value":"11.8"},{"groupId":"BG001","spread":"1.9","value":"11.4"},{"groupId":"BG002","spread":"2.2","value":"11.9"},{"groupId":"BG003","spread":"1.9","value":"11.8"}]}]}],"dispersionType":"STANDARD_DEVIATION","paramType":"MEAN","title":"Years of Education","unitOfMeasure":"years"}],"populationDescription":"All eligible participants who completed enrollment and were randomized were included in baseline analyses."}