Comparison 5. Effect of salt reduction on hormones.

Outcome or subgroup title	No. of studies	No. of participants	Statistical method	Effect size
1 Renin (ng/mL/hour)	88	5498	Std. Mean Difference (IV, Random, 95% CI)	1.22 [1.07, 1.37]
2 Aldosterone (pg/mL)	65	4884	Mean Difference (IV, Random, 95% CI)	97.81 [82.56, 113.05]
3 Noradrenaline (pg/mL)	36	1736	Mean Difference (IV, Random, 95% CI)	63.56 [42.66, 84.46]
4 Adrenaline (pg/mL)	16	662	Mean Difference (IV, Random, 95% CI)	7.55 [0.85, 14.26]