Table 4.

Association Between Dietary Salt Intake and Insulin

Salt Intake*	β	95% CI	P
	Fasting insulin
Crude model
6–8 g/day	20.3	7.7, 32.9	0.002
>8 g/day	7.5	−5.3, 20.2	0.251
Adjusted modela
6–8 g/day	−22.7	−78.3, 32.8	0.422
>8 g/day	−0.274	−56.1, 55.5	0.992
	2-hour postprandial insulin
Crude model
6–8 g/day	47.7	19.7, 75.6	0.001
>8 g/day	22.8	−5.6, 51.1	0.116
Adjusted modela
6–8 g/day	−73.7	−163.2, 77.6	0.229
>8 g/day	−42.8	−193.6, 46.3	0.486

Notes: ≤6 g/day salt intake is the reference category in the model. ^aAdjusted for sex, age, education, physical activity, smoking, drinking, creatinine, uric acid, lipids, medication and interactions.

Abbreviations: β, beta-coefficient; CI, confidence interval.