Association of Dietary Resistant Starch Intake with Obesity and Metabolic Syndrome in Korean Adults
Abstract
:1. Introduction
2. Materials and Methods
2.1. Data and Study Subjects
2.2. Assessment of Dietary RS Intake
2.3. Definition of Metabolic Syndrome and Its Components
2.4. Measurement of Sociodemographic and Lifestyle Variables
2.5. Statistical Analyses
3. Results
3.1. Characteristics of Study Subjects by Sex
3.2. Sociodemographic and Lifestyle Characteristics across Quartiles of Dietary RS Intake by Sex
3.3. Energy and Nutrient Intakes across Quartiles of Dietary RS Intake by Sex
3.4. Association between Dietary RS Intake and Metabolic Syndrome by Sex
3.5. Association of Dietary RS Intake with Obesity and Metabolic Syndrome Components by Sex
4. Discussion
5. Conclusions
Author Contributions
Funding
Institutional Review Board Statement
Informed Consent Statement
Data Availability Statement
Conflicts of Interest
References
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Total (n = 12,491) | Men (n = 5292) | Women (n = 7199) | |||||
---|---|---|---|---|---|---|---|
n | % | n | % | n | % | p-Value 2 | |
Sex | |||||||
Men | 5292 | 48.9 | |||||
Women | 7199 | 51.1 | |||||
Age group | |||||||
19–49 years | 6295 | 59.5 | 2638 | 60.3 | 3657 | 58.7 | 0.0750 |
50–74 years | 6196 | 40.5 | 2654 | 39.7 | 3542 | 41.3 | |
Living area | |||||||
Urban | 10,352 | 86.2 | 4325 | 85.6 | 6027 | 86.8 | 0.0510 |
Rural | 2139 | 13.8 | 967 | 14.4 | 1172 | 13.2 | |
Household income | |||||||
Lowest | 1747 | 12.2 | 689 | 11.5 | 1058 | 12.9 | 0.0016 |
Medium–low | 3103 | 23.8 | 1275 | 22.8 | 1828 | 24.8 | |
Medium–high | 3654 | 30.7 | 1575 | 31.2 | 2079 | 30.1 | |
Highest | 3987 | 33.3 | 1753 | 34.5 | 2234 | 32.2 | |
Education | |||||||
Elementary school or less | 1924 | 10.9 | 616 | 8.0 | 1308 | 13.6 | <0.0001 |
Middle school | 1269 | 8.5 | 533 | 7.9 | 736 | 9.1 | |
High school | 4234 | 36.4 | 1833 | 36.8 | 2401 | 36.0 | |
College or higher | 5064 | 44.2 | 2310 | 47.3 | 2754 | 41.3 | |
Current smoking | |||||||
Yes | 2161 | 20.2 | 1800 | 35.5 | 361 | 5.7 | <0.0001 |
No | 10,330 | 79.8 | 3492 | 64.5 | 6838 | 94.3 | |
Current alcohol consumption | |||||||
Yes | 7037 | 60.4 | 3814 | 72.8 | 3223 | 48.6 | <0.0001 |
No | 5454 | 39.6 | 1478 | 27.2 | 3976 | 51.4 | |
Physical activity | |||||||
Yes | 5716 | 48.6 | 2552 | 51.3 | 3164 | 46.0 | <0.0001 |
No | 6775 | 51.4 | 2740 | 48.7 | 4035 | 54.0 | |
Metabolic syndrome | |||||||
Yes | 3421 | 24.9 | 1764 | 30.7 | 1657 | 19.4 | <0.0001 |
No | 9070 | 75.1 | 3528 | 69.3 | 5542 | 80.6 | |
Obesity | |||||||
Yes | 4295 | 34.5 | 2231 | 42.6 | 2064 | 26.8 | <0.0001 |
No | 8196 | 65.5 | 3061 | 57.4 | 5135 | 73.2 | |
Abdominal obesity | |||||||
Yes | 3528 | 27.0 | 1770 | 32.7 | 1758 | 21.5 | <0.0001 |
No | 8963 | 73.0 | 3522 | 67.3 | 5441 | 78.5 | |
Elevated triglycerides | |||||||
Yes | 3558 | 28.7 | 2092 | 39.4 | 1466 | 18.5 | <0.0001 |
No | 8933 | 71.3 | 3200 | 60.6 | 5733 | 81.5 | |
Low HDL cholesterol | |||||||
Yes | 4038 | 29.9 | 1385 | 25.1 | 2653 | 34.5 | <0.0001 |
No | 8453 | 70.1 | 3907 | 74.9 | 4546 | 65.5 | |
Elevated fasting blood glucose | |||||||
Yes | 4355 | 31.9 | 2284 | 38.5 | 2071 | 25.5 | <0.0001 |
No | 8136 | 68.1 | 3008 | 61.5 | 5128 | 74.5 | |
Elevated blood pressure | |||||||
Yes | 4778 | 34.8 | 2470 | 43.1 | 2308 | 26.9 | <0.0001 |
No | 7713 | 65.2 | 2822 | 56.9 | 4891 | 73.1 | |
Mean | SE | Mean | SE | Mean | SE | p-value 3 | |
Body mass index (kg/m2) | 23.9 | 0.04 | 24.7 | 0.06 | 23.2 | 0.06 | <0.0001 |
Energy and nutrient intakes | |||||||
Energy (kcal) | 2032 | 10.9 | 2355 | 15.2 | 1706 | 9.9 | <0.0001 |
Carbohydrates (g) | 300.3 | 1.6 | 335.1 | 2.2 | 265.1 | 1.6 | <0.0001 |
Protein (g) | 73.7 | 0.5 | 85.6 | 0.7 | 61.5 | 0.5 | <0.0001 |
Fat (g) | 46.6 | 0.4 | 53.6 | 0.6 | 39.5 | 0.4 | <0.0001 |
Dietary fiber (g) | 25.4 | 0.2 | 27.0 | 0.3 | 23.7 | 0.2 | <0.0001 |
Resistant starch (g) | 3.14 | 0.06 | 3.40 | 0.07 | 2.87 | 0.08 | <0.0001 |
Quartiles (Qs) of Dietary RS Intake | |||||||||
---|---|---|---|---|---|---|---|---|---|
Q1 | Q2 | Q3 | Q4 | p-Value 2 | |||||
n | % | n | % | n | % | n | % | ||
Men | (n = 1323) | (n = 1323) | (n = 1323) | (n = 1323) | |||||
RS intake (g) | |||||||||
Mean ± SE | 1.05 ± 0.01 | 2.00 ± 0.01 | 3.23 ± 0.01 | 7.25 ± 0.20 | |||||
Interquartile range | 0.83–1.32 | 1.76–2.22 | 2.82–3.61 | 4.71–7.26 | |||||
Age group | |||||||||
19–49 years | 666 | 61.6 | 620 | 59.7 | 663 | 62.7 | 689 | 64.7 | 0.0981 |
50–74 years | 657 | 38.4 | 703 | 40.3 | 660 | 37.3 | 634 | 35.3 | |
Living area | |||||||||
Urban | 1094 | 88.0 | 1077 | 87.4 | 1077 | 86.0 | 1077 | 87.2 | 0.5675 |
Rural | 229 | 12.0 | 246 | 12.6 | 246 | 14.0 | 246 | 12.8 | |
Household income | |||||||||
Lowest | 196 | 11.7 | 163 | 9.9 | 179 | 11.6 | 151 | 10.6 | 0.1424 |
Medium–low | 333 | 23.1 | 313 | 21.3 | 333 | 24.4 | 296 | 20.1 | |
Medium–high | 360 | 29.3 | 412 | 33.8 | 378 | 29.1 | 425 | 32.2 | |
Highest | 434 | 35.9 | 435 | 35.0 | 433 | 34.9 | 451 | 37.2 | |
Education | |||||||||
Elementary school or less | 169 | 8.6 | 173 | 8.6 | 157 | 7.4 | 117 | 5.2 | 0.0007 |
Middle school | 139 | 7.5 | 151 | 8.5 | 129 | 7.7 | 114 | 5.5 | |
High school | 475 | 38.4 | 425 | 34.2 | 466 | 38.3 | 467 | 38.2 | |
College or higher | 540 | 45.6 | 574 | 48.7 | 571 | 46.5 | 625 | 51.0 | |
Current smoking | |||||||||
Yes | 508 | 39.0 | 434 | 34.5 | 439 | 35.0 | 419 | 34.1 | 0.0759 |
No | 815 | 61.0 | 889 | 65.5 | 884 | 65.0 | 904 | 65.9 | |
Current alcohol consumption | |||||||||
Yes | 981 | 75.6 | 951 | 72.2 | 934 | 72.3 | 948 | 72.3 | 0.2108 |
No | 342 | 24.4 | 372 | 27.8 | 389 | 27.7 | 375 | 27.7 | |
Physical activity | |||||||||
Yes | 621 | 51.0 | 623 | 50.1 | 649 | 52.8 | 659 | 54.7 | 0.1767 |
No | 702 | 49.0 | 700 | 49.9 | 674 | 47.2 | 664 | 45.3 | |
Women | (n = 1799) | (n = 1800) | (n = 1800) | (n = 1800) | |||||
RS intake (g) | |||||||||
Mean ± SE | 0.83 ± 0.01 | 1.64 ± 0.01 | 2.68 ± 0.01 | 6.52 ± 0.31 | |||||
Interquartile range | 0.65–1.05 | 1.43–1.83 | 2.35–2.99 | 3.94–6.15 | |||||
Age group | |||||||||
19–49 years | 962 | 60.3 | 944 | 59.3 | 892 | 56.7 | 859 | 54.4 | 0.0040 |
50–74 years | 837 | 39.7 | 856 | 40.7 | 908 | 43.3 | 941 | 45.6 | |
Living area | |||||||||
Urban | 1514 | 88.7 | 1490 | 87.3 | 1496 | 87.7 | 1527 | 89.3 | 0.3236 |
Rural | 285 | 11.3 | 310 | 12.7 | 304 | 12.3 | 273 | 10.7 | |
Household income | |||||||||
Lowest | 291 | 13.4 | 273 | 13.5 | 287 | 13.3 | 207 | 10.6 | 0.0134 |
Medium–low | 475 | 26.1 | 480 | 25.5 | 440 | 23.6 | 433 | 22.0 | |
Medium–high | 502 | 30.3 | 507 | 29.4 | 510 | 29.1 | 560 | 31.7 | |
Highest | 531 | 30.2 | 540 | 31.6 | 563 | 34.1 | 600 | 35.7 | |
Education | |||||||||
Elementary school or less | 355 | 14.9 | 345 | 13.9 | 327 | 13.6 | 281 | 12.0 | 0.0202 |
Middle school | 194 | 10.0 | 175 | 8.6 | 195 | 9.4 | 172 | 7.9 | |
High school | 629 | 37.5 | 590 | 36.2 | 580 | 34.7 | 602 | 35.5 | |
College or higher | 621 | 37.6 | 690 | 41.3 | 698 | 42.3 | 745 | 44.6 | |
Current smoking | |||||||||
Yes | 107 | 6.4 | 101 | 6.7 | 84 | 5.3 | 69 | 4.7 | 0.1617 |
No | 1692 | 93.6 | 1699 | 93.3 | 1716 | 94.7 | 1731 | 95.3 | |
Current alcohol consumption | |||||||||
Yes | 816 | 49.7 | 841 | 50.0 | 813 | 48.5 | 753 | 46.3 | 0.2228 |
No | 983 | 50.3 | 959 | 50.0 | 987 | 51.5 | 1047 | 53.7 | |
Physical activity | |||||||||
Yes | 789 | 47.4 | 769 | 44.8 | 772 | 45.7 | 834 | 49.5 | 0.0744 |
No | 1010 | 52.6 | 1031 | 55.2 | 1028 | 54.3 | 966 | 50.5 |
Quartiles (Qs) of Dietary RS Intake | |||||||||
---|---|---|---|---|---|---|---|---|---|
Q1 | Q2 | Q3 | Q4 | p-Trend 2 | |||||
Mean | SE | Mean | SE | Mean | SE | Mean | SE | ||
Men | (n = 1323) | (n = 1323) | (n = 1323) | (n = 1323) | |||||
Energy (kcal) | 1924 | 27.3 | 2224 | 24.9 | 2415 | 24.7 | 2846 | 28.2 | <0.0001 |
Carbohydrates (% of energy) | 59.9 | 0.4 | 63.0 | 0.4 | 63.7 | 0.3 | 64.5 | 0.3 | <0.0001 |
Protein (% of energy) | 17.5 | 0.2 | 15.9 | 0.1 | 15.3 | 0.2 | 14.7 | 0.1 | <0.0001 |
Fat (% of energy) | 22.6 | 0.4 | 21.0 | 0.3 | 21.0 | 0.3 | 20.8 | 0.3 | <0.0001 |
Dietary fiber (g/1000 kcal) | 11.0 | 0.2 | 11.9 | 0.2 | 12.1 | 0.2 | 12.6 | 0.2 | <0.0001 |
Vitamin A (μg RAE/1000 kcal) | 188.9 | 7.2 | 193.6 | 6.3 | 176.2 | 4.9 | 163.9 | 3.8 | 0.0001 |
Thiamin (mg/1000 kcal) | 0.73 | 0.01 | 0.71 | 0.01 | 0.68 | 0.01 | 0.63 | 0.01 | <0.0001 |
Riboflavin (mg/1000 kcal) | 0.77 | 0.01 | 0.77 | 0.01 | 0.81 | 0.01 | 0.81 | 0.01 | 0.0008 |
Niacin (mg/1000 kcal) | 7.6 | 0.1 | 7.0 | 0.1 | 6.7 | 0.2 | 6.4 | 0.1 | <0.0001 |
Vitamin C (mg/1000 kcal) | 30.5 | 1.9 | 28.8 | 1.0 | 28.9 | 1.0 | 29.4 | 1.0 | 0.6118 |
Calcium (mg/1000 kcal) | 248.7 | 4.4 | 259.6 | 4.5 | 259.5 | 3.8 | 252.0 | 3.6 | 0.6656 |
Phosphorus (mg/1000 kcal) | 559.4 | 5.6 | 544.7 | 4.3 | 525.4 | 4.9 | 512.3 | 4.0 | <0.0001 |
Sodium (mg/1000 kcal) | 1704 | 25.6 | 1784 | 23.3 | 1842 | 25.3 | 1770 | 24.9 | 0.0226 |
Potassium (mg/1000 kcal) | 1404 | 19.0 | 1374 | 13.4 | 1365 | 15.1 | 1391 | 14.3 | 0.3886 |
Iron (mg/1000 kcal) | 6.1 | 0.1 | 6.3 | 0.1 | 5.9 | 0.1 | 5.6 | 0.1 | <0.0001 |
Women | (n = 1799) | (n = 1800) | (n = 1800) | (n = 1800) | |||||
Energy (kcal) | 1312 | 14.8 | 1593 | 14.6 | 1815 | 16.5 | 2132 | 21.2 | <0.0001 |
Carbohydrates (% of energy) | 61.5 | 0.4 | 64.3 | 0.3 | 64.9 | 0.3 | 67.1 | 0.3 | <0.0001 |
Protein (% of energy) | 16.1 | 0.2 | 15.0 | 0.1 | 14.4 | 0.1 | 13.8 | 0.1 | <0.0001 |
Fat (% of energy) | 22.3 | 0.3 | 20.8 | 0.3 | 20.7 | 0.3 | 19.1 | 0.2 | <0.0001 |
Dietary fiber (g/1000 kcal) | 13.2 | 0.2 | 13.8 | 0.2 | 14.3 | 0.2 | 15.4 | 0.2 | <0.0001 |
Vitamin A (μg RAE/1000 kcal) | 229.8 | 6.1 | 211.3 | 4.5 | 215.8 | 8.6 | 195.3 | 4.4 | <0.0001 |
Thiamin (mg/1000 kcal) | 0.71 | 0.01 | 0.71 | 0.01 | 0.67 | 0.01 | 0.65 | 0.01 | <0.0001 |
Riboflavin (mg/1000 kcal) | 0.84 | 0.01 | 0.84 | 0.01 | 0.85 | 0.01 | 0.84 | 0.01 | 0.3905 |
Niacin (mg/1000 kcal) | 7.7 | 0.1 | 7.1 | 0.1 | 6.8 | 0.1 | 6.7 | 0.1 | <0.0001 |
Vitamin C (mg/1000 kcal) | 36.6 | 1.2 | 36.7 | 1.0 | 35.1 | 0.9 | 39.7 | 1.1 | 0.7164 |
Calcium (mg/1000 kcal) | 299.1 | 4.9 | 284.5 | 4.3 | 284.3 | 3.9 | 285.5 | 4.7 | 0.0103 |
Phosphorus (mg/1000 kcal) | 592.4 | 4.8 | 567.3 | 4.0 | 551.4 | 3.8 | 544.1 | 4.1 | <0.0001 |
Sodium (mg/1000 kcal) | 1713 | 26.8 | 1742 | 22.6 | 1751 | 22.2 | 1701 | 25.2 | 0.9950 |
Potassium (mg/1000 kcal) | 1565 | 16.1 | 1536 | 15.1 | 1522 | 14.3 | 1645 | 15.1 | 0.1980 |
Iron (mg/1000 kcal) | 6.5 | 0.1 | 6.6 | 0.1 | 6.3 | 0.1 | 6.3 | 0.1 | <0.0001 |
Quartiles (Qs) of Dietary RS Intake | ||||||||
---|---|---|---|---|---|---|---|---|
Q1 | Q2 | Q3 | Q4 | p-Trend | ||||
OR | OR | (95% CI) | OR | (95% CI) | OR | (95% CI) | ||
Men | (n = 1323) | (n = 1323) | (n = 1323) | (n = 1323) | ||||
Model 1 3 | 1.00 | 0.94 | (0.75–1.19) | 0.89 | (0.71–1.12) | 0.71 | (0.56–0.92) | 0.0057 |
Model 2 4 | 1.00 | 0.98 | (0.78–1.24) | 0.94 | (0.75–1.19) | 0.79 | (0.61–1.02) | 0.0483 |
Women | (n = 1799) | (n = 1800) | (n = 1800) | (n = 1800) | ||||
Model 1 | 1.00 | 0.83 | (0.66–1.05) | 0.92 | (0.74–1.15) | 0.90 | (0.69–1.17) | 0.7357 |
Model 2 | 1.00 | 0.84 | (0.66–1.05) | 0.94 | (0.75–1.17) | 0.92 | (0.71–1.20) | 0.8980 |
Quartiles (Qs) of Dietary RS Intake | ||||||||
---|---|---|---|---|---|---|---|---|
Q1 | Q2 | Q3 | Q4 | p-Trend | ||||
OR | OR | (95% CI) | OR | (95% CI) | OR | (95% CI) | ||
Men | (n = 1323) | (n = 1323) | (n = 1323) | (n = 1323) | ||||
Obesity | 1.00 | 0.90 | (0.75–1.07) | 1.00 | (0.83–1.21) | 0.80 | (0.67–0.97) | 0.0329 |
Metabolic syndrome components | ||||||||
Abdominal obesity | 1.00 | 0.89 | (0.73–1.09) | 1.00 | (0.82–1.21) | 0.89 | (0.73–1.09) | 0.4135 |
Elevated triglycerides | 1.00 | 0.92 | (0.76–1.11) | 0.82 | (0.68–0.99) | 0.80 | (0.66–0.98) | 0.0314 |
Low HDL cholesterol | 1.00 | 0.91 | (0.73–1.13) | 0.86 | (0.70–1.05) | 0.88 | (0.70–1.10) | 0.3136 |
Elevated fasting blood glucose | 1.00 | 0.94 | (0.76–1.15) | 0.91 | (0.75–1.11) | 0.93 | (0.75–1.15) | 0.5577 |
Elevated blood pressure | 1.00 | 0.84 | (0.70–1.02) | 0.83 | (0.69–1.01) | 0.78 | (0.64–0.97) | 0.0536 |
Women | (n = 1799) | (n = 1800) | (n = 1800) | (n = 1800) | ||||
Obesity | 1.00 | 0.82 | (0.69–0.98) | 0.81 | (0.67–0.96) | 0.96 | (0.80–1.16) | 0.8046 |
Metabolic syndrome components | ||||||||
Abdominal obesity | 1.00 | 0.94 | (0.78–1.13) | 0.88 | (0.73–1.07) | 0.94 | (0.76–1.16) | 0.6556 |
Elevated triglycerides | 1.00 | 0.81 | (0.66–1.00) | 0.93 | (0.76–1.13) | 0.97 | (0.78–1.22) | 0.6631 |
Low HDL cholesterol | 1.00 | 0.94 | (0.80–1.12) | 0.87 | (0.74–1.03) | 0.97 | (0.80–1.18) | 0.9013 |
Elevated fasting blood glucose | 1.00 | 0.87 | (0.72–1.05) | 0.96 | (0.79–1.18) | 1.00 | (0.80–1.25) | 0.6115 |
Elevated blood pressure | 1.00 | 1.02 | (0.83–1.26) | 0.96 | (0.78–1.19) | 0.81 | (0.65–1.00) | 0.0207 |
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Kang, M.-S.; Jang, K.-A.; Kim, H.-R.; Song, S. Association of Dietary Resistant Starch Intake with Obesity and Metabolic Syndrome in Korean Adults. Nutrients 2024, 16, 158. https://doi.org/10.3390/nu16010158
Kang M-S, Jang K-A, Kim H-R, Song S. Association of Dietary Resistant Starch Intake with Obesity and Metabolic Syndrome in Korean Adults. Nutrients. 2024; 16(1):158. https://doi.org/10.3390/nu16010158
Chicago/Turabian StyleKang, Min-Sook, Kyeong-A Jang, Haeng-Ran Kim, and SuJin Song. 2024. "Association of Dietary Resistant Starch Intake with Obesity and Metabolic Syndrome in Korean Adults" Nutrients 16, no. 1: 158. https://doi.org/10.3390/nu16010158
APA StyleKang, M. -S., Jang, K. -A., Kim, H. -R., & Song, S. (2024). Association of Dietary Resistant Starch Intake with Obesity and Metabolic Syndrome in Korean Adults. Nutrients, 16(1), 158. https://doi.org/10.3390/nu16010158