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Central diastolic blood pressure (A) total follow-up; (B) follow-up of expected nicotine half-life. The cDBP plotted against time shows a highly significant (# p < 0.01) immediate increase (time 0) in Cig and Chewing bag. All four test groups, normally distributed, display a highly significant (# p < 0.01) increase at 5 min and 10 min after the intervention (E-Cig (-) significant with * p < 0.05). E-Cig (+) stays significantly elevated over a long period.
