Change in the drinking habit and SS, salt intake and BP. (a) In both groups, SS at hospitalization and 1.5 years after leaving had significantly increased (p < 0.05). SS of the drinking group tended to be lower than that of the non-drinking group. (b) The salt intake in the non-drinking group, 1 year, and 1.5 years after leaving were lower than hospitalization (p < 0.05). From hospitalization to 1.5 years after leaving, salt intake was lower in the non-drinking group than that in the drinking group (p < 0.01). (c) In the non-drinking group, SBPs at hospitalization and 1.5 years after leaving, which showed a decrease (p < 0.05).