Table 4 Mean (± SD) of urinary Na, K and Na-to-K ratio across tertiles of dietary pattern scores
Dietary patterns | Tertile 1 | Tertile 2 | Tertile 3 | P-value |
|---|---|---|---|---|
Traditional dietary pattern score | ||||
 Urinary Na (mmol/L) | 137.6 ± 54.65 | 130.9 ± 55.59 | 125.8 ± 55.01 | 0.001 |
 Urinary K (mmol/L) | 73.22 ± 36.32 | 75.52 ± 37.83 | 75.72 ± 37.94 | 0.430 |
 Urinary Na-to-K ratio | 2.31 ± 1.43 | 2.12 ± 1.33 | 2.00 ± 1.19 | 0.001 |
Western dietary pattern score | ||||
 Urinary Na (mmol/L) | 121.6 ± 53.72 | 133.2 ± 54.39 | 139.6 ± 56.23 | 0.001 |
 Urinary K (mmol/L) | 74.70 ± 39.17 | 73.90 ± 36.39 | 75.85 ± 36.51 | 0.658 |
 Urinary Na-to-K ratio | 2.02 ± 1.35 | 2.20 ± 1.35 | 2.21 ± 1.27 | 0.018 |
DASH dietary score | ||||
 Urinary Na (mmol/L) | 140.5 ± 54.74 | 131.6 ± 54.90 | 122.3 ± 54.77 | 0.001 |
 Urinary K (mmol/L) | 74.18 ± 36.16 | 75.04 ± 36.67 | 75.18 ± 39.24 | 0.881 |
 Urinary Na-to-K ratio | 2.33 ± 1.43 | 2.11 ± 1.28 | 2.00 ± 1.24 | 0.001 |
Mediterranean dietary score | ||||
 Urinary Na (mmol/L) | 136.5 ± 54.58 | 128.0 ± 54.79 | 128.2 ± 55.94 | 0.007 |
 Urinary K (mmol/L) | 75.15 ± 38.79 | 75.04 ± 37.22 | 74.31 ± 36.60 | 0.905 |
 Urinary Na-to-K ratio | 2.25 ± 1.41 | 2.08 ± 1.31 | 2.07 ± 1.25 | 0.016 |