Table 2.
Sodium levels per serving of restaurant dishes in China, compared to the dietary reference intakes (DRIs)
| N | Mean serving size (g) | Sodium (mg) levels per serving | % of dishes exceeding the sodium DRIs levels b | ||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| Mean | SD | Mean | SD | %AI a | Median | P25 | P75 | AI: 1500 mg | PI: 2000 mg | ||
| Region | |||||||||||
| North | 3829 | 620.0 | 340.2 | 3270.2 | 4849.9 | 218.0 | 2345.5 | 1409.3 | 3734.5 | 72.1 | 58.9 |
| South | 4302 | 536.1 | 291.2 | 3385.5 | 3423.7 | 225.7 | 2759.3 | 1596.3 | 4220.1 | 77.4 | 65.9 |
| Restaurant size | |||||||||||
| Large | 2285 | 611.4 | 377.9 | 3447.0 | 4774.4 | 229.8 | 2604.3 | 1527.5 | 4040.7 | 75.7 | 63.8 |
| Medium | 4162 | 576.4 | 291.3 | 3397.6 | 4219.8 | 226.5 | 2642.6 | 1579.3 | 4081.5 | 76.7 | 64.1 |
| Small | 1684 | 525.0 | 283.6 | 3010.1 | 2894.8 | 200.7 | 2283.6 | 1368.8 | 3901.9 | 69.5 | 57.4 |
| Dish type | |||||||||||
| Cold dish | 950 | 426.6 | 237.2 | 2975.5 | 4540.7 | 198.4 | 2018.3 | 1091.0 | 3251.5 | 62.3 | 50.5 |
| Fried dish | 6819 | 598.9 | 317.3 | 3356.1 | 3887.3 | 223.7 | 2614.1 | 1575.8 | 4082.2 | 76.9 | 64.4 |
| Soup | 246 | 574.0 | 357.3 | 4805.4 | 8190.7 | 320.4 | 3373.0 | 2112.2 | 4852.2 | 85.8 | 77.6 |
| Staples/snacks | 116 | 431.3 | 454.6 | 1653.1 | 2011.6 | 110.2 | 934.7 | 107.6 | 2354.3 | 36.2 | 27.6 |
| Total | 8131 | 575.6 | 318.0 | 3331.2 | 4156.9 | 222.1 | 2543.7 | 1496.9 | 4030.9 | 74.9 | 62.6 |
AI Adequate intake, DRI Dietary reference intakes, PI, PI-NCD Proposed intake for preventing non-communicable chronic diseases
aMean sodium levels per serving, expressed as a percentage of the daily AI for adults (1500 mg per day)
bPercentage of dishes in the groups that exceed the daily AI (1500 mg per day) or PI (2000 mg per day) per serving