Fig. 6. HRs for all-cause mortality according to the quartile of energy-adjusted sodium intake. HRs were obtained by Cox regression analysis controlled for age, sex, region, education, income, tobacco use, alcohol use, physical activity, body mass index, total energy intake, presence of diabetes or hypertension at baseline.

CI, confidence interval; HR, hazard ratio; Q, quartiles.

^*P < 0.05.