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Table 3 Test-retest reliability of the Sodium AnaLysis Tool

From: Development and validation of a sodium AnaLysis tool (SALT)

Sodium Intake mg/day mean ± SDSignificance SALT1 vs SALT2Mean Difference SALT1 vs SALT2 mg/dayPearson’s Correlation Coefficient SALT1 vs SALT2 mg/day
SALT1SALT2P valueaMeanb%cR
3185 ± 14242725 ± 11740.005− + 460−170.785d
  1. Sodium AnaLysis Tool (SALT), SALT1 the first SALT, SALT2 the second SALT
  2. SD standard deviation
  3. a paired t-test: t (99) = 4.29; Cohen’s d = 0.45
  4. b mean difference for SALT1 vs SALT2 calculated as SALT1 - SALT2
  5. c % mean difference for SALT1 vs SALT2 calculated as (SALT1SALT2)/SALT2) × 100
  6. dp = 0.001