Comparison 4. Effect of salt reduction on systolic blood pressure (SBP) and diastolic blood pressure (DBP) in Whites, subgroup analysis.

Outcome or subgroup title	No. of studies	No. of participants	Statistical method	Effect size
1 White population, normotensive, SBP	59	7125	Mean Difference (Random, 95% CI)	‐1.31 [‐1.83, ‐0.80]
2 White population, normotensive, DBP	61		Mean Difference (Random, 95% CI)	‐0.36 [‐0.79, 0.07]
3 White population, hypertensive, SBP	63		Mean Difference (Random, 95% CI)	‐5.02 [‐4.00, ‐4.05]
4 White population, hypertensive, DBP	64		Mean Difference (Random, 95% CI)	‐2.78 [‐3.42, ‐2.14]