Mortality cause | Sodium intake (≥ 2,000 mg/d) | P value (Non-linear)b | P for interactionb | |||||
---|---|---|---|---|---|---|---|---|
Quintile 1 (n = 58,686) | Quintile 2 (n = 58,687) | Quintile 3 (n = 58,687) | Quintile 4 (n = 58,687) | Quintile 5 (n = 58,686) | P for trend (linear)b | |||
HR (95% CI) | HR (95% CI) | HR (95% CI) | HR (95% CI) | HR (95% CI) | ||||
Overall mortality | ||||||||
 Men | 1.00 | 0.96 (0.93, 0.99) | 0.97 (0.94, 1.01) | 1.00 (0.96, 1.03) | 1.06 (1.02, 1.09) | 0.0002*** |  < 0.0001*** | 0.017* |
 Women | 1.00 | 0.99 (0.94, 1.04) | 0.97 (0.92, 1.02) | 1.04 (0.99, 1.10) | 1.10 (1.04, 1.16) |  < 0.0001*** |  < 0.0001*** | |
CVD | ||||||||
 Men | 1.00 | 0.91 (0.86, 0.97) | 0.94 (0.88, 1.00) | 0.99 (0.93, 1.05) | 1.07 (1.00, 1.14) | 0.001** | 0.0002*** | 0.055 |
 Women | 1.00 | 1.00 (0.90, 1.11) | 0.97 (0.88, 1.08) | 1.08 (0.97, 1.20) | 1.21 (1.09, 1.34) |  < 0.0001*** | 0.01* | |
Heart disease | ||||||||
 Men | 1.00 | 0.93 (0.87, 0.99) | 0.95 (0.89, 1.02) | 1.02 (0.95, 1.09) | 1.08 (1.01, 1.15) | 0.001** | 0.0002*** | 0.019* |
 Women | 1.00 | 1.02 (0.90, 1.15) | 1.02 (0.90, 1.14) | 1.12 (1.00, 1.27) | 1.27 (1.13, 1.43) |  < 0.0001*** | 0.03* | |
Stroke | ||||||||
 Men | 1.00 | 0.83 (0.71, 0.98) | 0.87 (0.74, 1.02) | 0.87 (0.74, 1.02) | 1.02 (0.87, 1.20) | 0.59 | 0.46 | 0.60 |
 Women | 1.00 | 0.96 (0.77. 1.19) | 0.88 (0.70, 1.10) | 1.02 (0.82, 1.27) | 1.06 (0.85, 1.33) | 0.36 | 0.25 | |
Cancer | ||||||||
 Men | 1.00 | 1.00 (0.95, 1.05) | 1.02 (0.96, 1.07) | 1.04 (0.98, 1.10) | 1.06 (1.00, 1.12) | 0.024* | 0.31 | 0.56 |
 Women | 1.00 | 0.92 (0.85, 1.00) | 1.03 (0.94, 1.12) | 1.02 (0.93, 1.11) | 1.00 (0.92, 1.10) | 0.27 | 0.12 | |
Respiratory disease | ||||||||
 Men | 1.00 | 1.06 (0.94, 1.20) | 1.01 (0.89, 1.15) | 1.01 (0.89, 1.16) | 1.13 (0.99, 1.30) | 0.20 | 0.65 | 0.055 |
 Women | 1.00 | 1.13 (0.96, 1.33) | 1.00 (0.84, 1.19) | 1.06 (0.89, 1.26) | 1.18 (0.99, 1.41) | 0.19 | 0.39 | |
Infectious disease | ||||||||
 Men | 1.00 | 0.97 (0.82, 1.14) | 0.81 (0.68, 0.97) | 0.85 (0.71, 1.01) | 0.95 (0.79, 1.13) | 0.25 | 0.37 | 0.23 |
 Women | 1.00 | 0.99 (0.77, 1.28) | 0.91 (0.70, 1.18) | 1.03 (0.79, 1.33) | 1.01 (0.77, 1.32) | 0.83 | 0.14 | |
Injury and accidents | ||||||||
 Men | 1.00 | 1.04 (0.89, 1.22) | 0.92 (0.77, 1.09) | 1.00 (0.84, 1.18) | 0.99 (0.83, 1.18) | 0.75 | 0.01* | 0.13 |
 Women | 1.00 | 1.13 (0.82, 1.54) | 0.93 (0.67, 1.29) | 0.99 (0.71, 1.38) | 1.14 (0.82, 1.59) | 0.69 | 0.30 | |
Other causes | ||||||||
 Men | 1.00 | 0.93 (0.86, 1.00) | 0.99 (0.92, 1.07) | 0.95 (0.88, 1.02) | 1.05 (0.97, 1.13) | 0.12 | 0.0002*** | 0.98 |
 Women | 1.00 | 1.00 (0.89, 1.12) | 0.86 (0.76, 0.97) | 1.02 (0.91, 1.14) | 1.09 (0.97, 1.23) | 0.053 | 0.001** |