First, using the National Health Interview Survey (NHIS), current smoking prevalence among cancer survivors was 20.2% in a study that combined four waves of the NHIS (1998–2001).[ 3 ] Second, using the National Cancer Institute (NCI)’s Health Information National Trends Survey (HINTS), current smoking prevalence was 18.7% in a combined three waves of HINTS (2003, 2005, and 2007).[ 4 ] The use of e-cigarettes and other tobacco products have increased considerably in recent years,[ 5 , 6 ] and a recent analysis of the NHIS showed an increasing trend in the prevalence of e-cigarette ever use among cancer survivors from 8.5% in 2014–2015 to 10.7% in 2016–2017.[ 7 ] Another analysis of the 2014–2015 NHIS focusing on the use of e-cigarettes among adults with medical comorbidities found that former smokers with cancer had lower odds of e-cigarette
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These rates appear to be lower than the 18–20% rates from the NHIS and HINTS data[ 3 , 4 ] which suggest a decreasing trend for tobacco use in cancer survivors, while highlighting the rise in alternative tobacco product use, especially among younger cancer survivors.