BMI and an Anthropometry-Based Estimate of Fat Mass Percentage Are Both Valid Discriminators of Cardiometabolic Risk: A Comparison with DXA and Bioimpedance
Objective. To determine whether categories of obesity based on BMI and an anthropometry-based estimate of fat mass percentage (FM% equation) have similar discriminative ability for markers of cardiometabolic risk as measurements of FM% by dual-energy X-ray absorptiometry (DXA) or bioimpedance analys...
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| Format: | Article |
| Language: | English |
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Wiley
2013-01-01
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| Series: | Journal of Obesity |
| Online Access: | http://dx.doi.org/10.1155/2013/862514 |
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| author | Benno Krachler Eszter Völgyi Kai Savonen Frances A. Tylavsky Markku Alén Sulin Cheng |
| author_facet | Benno Krachler Eszter Völgyi Kai Savonen Frances A. Tylavsky Markku Alén Sulin Cheng |
| author_sort | Benno Krachler |
| collection | DOAJ |
| description | Objective. To determine whether categories of obesity based on BMI and an anthropometry-based estimate of fat mass percentage (FM% equation) have similar discriminative ability for markers of cardiometabolic risk as measurements of FM% by dual-energy X-ray absorptiometry (DXA) or bioimpedance analysis (BIA). Design and Methods. A study of 40–79-year-old male (n=205) and female (n=388) Finns. Weight, height, blood pressure, triacylglycerols, HDL cholesterol, and fasting blood glucose were measured. Body composition was assessed by DXA and BIA and a FM%-equation. Results. For grade 1 hypertension, dyslipidaemia, and impaired fasting glucose >6.1 mmol/L, the categories of obesity as defined by BMI and the FM% equation had 1.9% to 3.7% (P<0.01) higher discriminative power compared to DXA. For grade 2 hypertension the FM% equation discriminated 1.2% (P=0.05) lower than DXA and 2.8% (P<0.01) lower than BIA. Receiver operation characteristics confirmed BIA as best predictor of grade 2 hypertension and the FM% equation as best predictor of grade 1 hypertension. All other differences in area under curve were small (≤0.04) and 95% confidence intervals included 0. Conclusions. Both BMI and FM% equations may predict cardiometabolic risk with similar discriminative ability as FM% measured by DXA or BIA. |
| format | Article |
| id | doaj-art-6846396bfb1b431fa3a2a489b0cf43aa |
| institution | OA Journals |
| issn | 2090-0708 2090-0716 |
| language | English |
| publishDate | 2013-01-01 |
| publisher | Wiley |
| record_format | Article |
| series | Journal of Obesity |
| spelling | doaj-art-6846396bfb1b431fa3a2a489b0cf43aa2025-08-20T02:06:40ZengWileyJournal of Obesity2090-07082090-07162013-01-01201310.1155/2013/862514862514BMI and an Anthropometry-Based Estimate of Fat Mass Percentage Are Both Valid Discriminators of Cardiometabolic Risk: A Comparison with DXA and BioimpedanceBenno Krachler0Eszter Völgyi1Kai Savonen2Frances A. Tylavsky3Markku Alén4Sulin Cheng5Department of Health Sciences, University of Jyväskylä, P.O. BOX 35 (L), 40014 Jyväskylä, FinlandDepartment of Health Sciences, University of Jyväskylä, P.O. BOX 35 (L), 40014 Jyväskylä, FinlandKuopio Research Institute of Exercise Medicine, Haapaniementie 16, 70100 Kuopio, FinlandDepartment of Preventive Medicine, University of TN Health Science Center, Memphis, Tennessee 38163, USADepartment of Medical Rehabilitation, Oulu University Hospital and Institute of Health Sciences, University of Oulu, 90029 Oulu, FinlandDepartment of Health Sciences, University of Jyväskylä, P.O. BOX 35 (L), 40014 Jyväskylä, FinlandObjective. To determine whether categories of obesity based on BMI and an anthropometry-based estimate of fat mass percentage (FM% equation) have similar discriminative ability for markers of cardiometabolic risk as measurements of FM% by dual-energy X-ray absorptiometry (DXA) or bioimpedance analysis (BIA). Design and Methods. A study of 40–79-year-old male (n=205) and female (n=388) Finns. Weight, height, blood pressure, triacylglycerols, HDL cholesterol, and fasting blood glucose were measured. Body composition was assessed by DXA and BIA and a FM%-equation. Results. For grade 1 hypertension, dyslipidaemia, and impaired fasting glucose >6.1 mmol/L, the categories of obesity as defined by BMI and the FM% equation had 1.9% to 3.7% (P<0.01) higher discriminative power compared to DXA. For grade 2 hypertension the FM% equation discriminated 1.2% (P=0.05) lower than DXA and 2.8% (P<0.01) lower than BIA. Receiver operation characteristics confirmed BIA as best predictor of grade 2 hypertension and the FM% equation as best predictor of grade 1 hypertension. All other differences in area under curve were small (≤0.04) and 95% confidence intervals included 0. Conclusions. Both BMI and FM% equations may predict cardiometabolic risk with similar discriminative ability as FM% measured by DXA or BIA.http://dx.doi.org/10.1155/2013/862514 |
| spellingShingle | Benno Krachler Eszter Völgyi Kai Savonen Frances A. Tylavsky Markku Alén Sulin Cheng BMI and an Anthropometry-Based Estimate of Fat Mass Percentage Are Both Valid Discriminators of Cardiometabolic Risk: A Comparison with DXA and Bioimpedance Journal of Obesity |
| title | BMI and an Anthropometry-Based Estimate of Fat Mass Percentage Are Both Valid Discriminators of Cardiometabolic Risk: A Comparison with DXA and Bioimpedance |
| title_full | BMI and an Anthropometry-Based Estimate of Fat Mass Percentage Are Both Valid Discriminators of Cardiometabolic Risk: A Comparison with DXA and Bioimpedance |
| title_fullStr | BMI and an Anthropometry-Based Estimate of Fat Mass Percentage Are Both Valid Discriminators of Cardiometabolic Risk: A Comparison with DXA and Bioimpedance |
| title_full_unstemmed | BMI and an Anthropometry-Based Estimate of Fat Mass Percentage Are Both Valid Discriminators of Cardiometabolic Risk: A Comparison with DXA and Bioimpedance |
| title_short | BMI and an Anthropometry-Based Estimate of Fat Mass Percentage Are Both Valid Discriminators of Cardiometabolic Risk: A Comparison with DXA and Bioimpedance |
| title_sort | bmi and an anthropometry based estimate of fat mass percentage are both valid discriminators of cardiometabolic risk a comparison with dxa and bioimpedance |
| url | http://dx.doi.org/10.1155/2013/862514 |
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