Table 2.
Dietary intakes of participants according to quartiles of LCD score
| Quartiles of LCD score | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| *Dietary intakes | All (n 2074) | Q1 (n 563) | Q2 (n 443) | Q3 (n 567) | Q4 (n 501) | ** P-value | |||||
| Median | IQR | Median | IQR | Median | IQR | Median | IQR | Median | IQR | ||
| Total energy (kcal/d) | 2479·5 | 1868·3–3613·4 | 2412·8 | 1865·6–3744·0 | 2294·4 | 1800·1–3595·0 | 2431·8 | 1862·1–3514·1 | 2810·9 | 2037·2–3695·6 | 0·07 |
| Carbohydrates (g/d) | 337·6 | 257·7–496·2 | 380·4 | 289·5–634·1 | 331·5 | 260·3–541·6 | 330·1 | 250·3–463·7 | 304·6 | 219·0–403·4 | ** P < 0·001 |
| Proteins (g/d) | 98·7 | 73·9–136·9 | 82·1 | 65·5–113·8 | 90·7 | 70·9–123·0 | 101·9 | 79·6–134·9 | 129·8 | 93·3–180·5 | ** P < 0·001 |
| Fats (g/d) | 89·0 | 61·1–145·7 | 65·8 | 52·7–113·8 | 74·0 | 58·8–140·3 | 93·9 | 67·5–146·3 | 120·5 | 83·6–167·7 | ** P < 0·001 |
| Whole grains (g/d) | 60·1 | 25·2–93·4 | 82·7 | 26·9–122·2 | 74·4 | 30·2–95·7 | 56·6 | 23·0–92·3 | 44·2 | 20·4–87·1 | ** P < 0·001 |
| Refined grains (g/d) | 180·1 | 114·2–289·2 | 241·1 | 128·3–307·1 | 166·3 | 99·0–289·0 | 174·5 | 116·7–277·2 | 167·5 | 104·6–273·9 | ** P < 0·001 |
| Vegetables (g/d) | 210·8 | 146·5–340·6 | 193·8 | 133·3–322·7 | 196·0 | 142·2–317·0 | 230·1 | 155·2–339·0 | 239·2 | 154·5–383·3 | ** P < 0·001 |
| Fruits (g/d) | 420·4 | 272·7–705·6 | 496·7 | 315·7–833·4 | 413·9 | 293·3–667·6 | 401·9 | 255·6–654·6 | 373·7 | 226·3–655·2 | ** P < 0·001 |
| Legumes (g/d) | 32·5 | 22·2–51·7 | 27·3 | 20·0–46·1 | 33·2 | 23·2–53·7 | 33·7 | 23·1–52·0 | 34·6 | 24·4–53·4 | ** P < 0·001 |
| Dairy products (g/d) | 191·2 | 126·0–302·1 | 175·8 | 110·1–265·2 | 193·9 | 120·8–294·2 | 194·2 | 132·0–312·7 | 216·8 | 146·8–346·9 | ** P < 0·001 |
| Red meat (g/d) | 39·0 | 20·2–66·6 | 31·0 | 14·1–54·5 | 35·3 | 17·7–61·0 | 41·6 | 23·3–69·9 | 61·0 | 34·7–97·0 | ** P < 0·001 |
| Poultry (g/d) | 27·3 | 14·7–19·9 | 23·7 | 11·1–39·2 | 27·3 | 14·7–51·0 | 39·2 | 15·4–74·8 | 62·9 | 27·3–146·0 | ** P < 0·001 |
| Fish (g/d) | 9·4 | 3·5–19·9 | 5·6 | 2·4–14·3 | 7·0 | 3·6–15·2 | 10·6 | 3·7–28·6 | 10·0 | 3·5–24·1 | ** P < 0·001 |
| Eggs (g/d) | 17·2 | 8·0–51·5 | 17·2 | 4·0–25·7 | 17·2 | 4·0–51·5 | 25·7 | 8·6- 51·5 | 25·7 | 8·0–51·5 | ** P < 0·001 |
| Nuts (g/d) | 12·1 | 6·4–26·2 | 10·8 | 5·5–18·8 | 12·7 | 99·0–289·0 | 13·0 | 7·3–29·2 | 11·7 | 6·2–32·5 | ** P < 0·001 |
LCD, low-carbohydrate diet; IQR, interquartile range.
*
Data were presented as median and IQR.
**
Comparisons were performed using Kruskal–Wallis test.
P < 0·05 was considered as a significance level.