Viet Nam - Hanoi
13-15 Years of Age
Note that the sum of the results for all stratifications may not equal the Total.
Missing bars in the chart view may indicate no data available or insufficient sample size. The footnote symbol and text is available in the table view, if applicable.
Confidence Interval (CI) - A numeric range that consists of 95% confidence limits and indicates the confidence interval in the format (low endpoint – high endpoint
Percentage (%) - A weighted percentage reflecting the population estimate
Sample Size (n) - The unweighted number of cases.
Centers for Disease Control and Prevention. National Center for Chronic Disease Prevention and Health Promotion, Office of Smoking and Health, Global Tobacco Surveillance System Data (GTSSData) [online]. [accessed Feb 28, 2018]. URL: https://www.cdc.gov/tobacco/global/gtss/gtssdata/index.html.