Energy Intake, Basal Metabolic Rate, and Within-Individual Trade-Offs in Men and Women Training for a Half Marathon: A Reanalysis

2017 ◽  
Vol 90 (3) ◽  
pp. 392-398 ◽  
Author(s):  
Vincent Careau
2015 ◽  
Vol 31 (4) ◽  
pp. 777-786 ◽  
Author(s):  
Danielle Ribeiro de Souza ◽  
Luiz Antonio Anjos ◽  
Vivian Wahrlich ◽  
Mauricio Teixeira Leite de Vasconcellos

The purpose of the present study was to identify energy intake (EI) underreporting and to estimate the impact of using a population specific equation for the basal metabolic rate (BMR) in a probability sample of adults from Niterói, Rio de Janeiro State, Brazil. A sample of 1,726 subjects participated in the study. EI was assessed by a 24-hour dietary recall and EI/BMR was computed with BMR estimated using internationally recommended equations as well as specific equations developed for the adult population of Niterói. Mean EI was 1,570.9 and 2,188.8kcal.day-1 for women and men, respectively. EI decreased with increasing age in both men and women. BMR estimated by the Brazilian equation was significantly lower than the values estimated by the international equation for all age, sex and nutritional status groups. In general, EI underreporting was found in at least 50% of the population, higher in women, and increased with increasing age and body mass index (BMI). The results of the present study confirm that EI is underreported, even when BMR is estimated using population-specific equations.


2004 ◽  
Vol 7 (7) ◽  
pp. 911-917 ◽  
Author(s):  
Hitomi Okubo ◽  
Satoshi Sasaki

AbstractObjectives:To evaluate the ratio of energy intake to basal metabolic rate (EI/BMR) among young female Japanese adults, and to compare the lifestyle and dietary characteristics between relatively low and high reporters.Design:Dietary intakes were assessed over a 1-month period with a validated, self-administered, diet history questionnaire, and lifestyle variables were assessed by a second questionnaire designed for this survey. The ratio of EI/BMR was calculated from reported energy intake and estimated basal metabolic rate.Subjects:In total, 1889 female Japanese university students aged 18–20 years who were enrolled in dietetics courses.Results:Ninety-five per cent of the subjects were classified into a non-obese group (body mass index (BMI) <25 kg m−2; mean±standard deviation (SD): 20.8±2.6 kg m−2). EI/BMR was 1.43±0.40 (mean±SD). Sixty-eight per cent of the subjects showed an EI/BMR level below the possibly balanced value of 1.56, 37% showed EI/BMR below the minimum survival value of 1.27 and 2% of the subjects showed EI/BMR exceeding the maximum value for a sustainable lifestyle of 2.4. BMI, body weight and BMR decreased significantly with the increase in EI/BMR (P<0.001). The percentage of energy from carbohydrate was significantly higher, whereas those from fat and protein were significantly lower, among the lower EI/BMR groups. As for food groups, a significantly declining trend from the lowest to the highest EI/BMR groups was observed for cereals.Conclusion:Underreporting, rather than overreporting, of energy intake was predominant in this relatively lean Japanese female population. BMI was the most important factor affecting the reporting accuracy of energy intake.


1997 ◽  
Vol 51 (5) ◽  
pp. 333-337 ◽  
Author(s):  
LS Piers ◽  
B Diffey ◽  
MJ Soares ◽  
SL Frandsen ◽  
LM McCormack ◽  
...  

1994 ◽  
Vol 59 (1) ◽  
pp. 20-27 ◽  
Author(s):  
G B Spurr ◽  
D L Dufour ◽  
J C Reina ◽  
R G Hoffmann ◽  
C I Waslien ◽  
...  

2002 ◽  
Vol 5 (4) ◽  
pp. 523-529 ◽  
Author(s):  
Anna Winkvist ◽  
Viveka Persson ◽  
T Ninuk S Hartini

AbstractObjectives:To evaluate the ratio of reported energy intake to basal metabolic rate (EI/BMR) among pregnant Indonesian women, as well as identifying risk factors for being an underreporter.Design:Longitudinal study of dietary intake, using six repeated 24-hour diet recalls each trimester. Basal metabolic rate was estimated from body weight and physical activity from occupation. The lower 95% confidence interval for plausible EI/BMR was calculated and the proportion of underreporters estimated. Risk factors for being an underreporter were assessed in multivariate logistic regression analyses.Setting:Purworejo District, central Java, Indonesia.Subjects:Pregnant women (n = 490).Results:For the three trimesters, EI/BMR ratio was 1.33±0.48, 1.53±0.43 and 1.52±0.40 (mean±standard deviation), respectively. The proportion of underreporters was 29.7%, 16.2% and 17.6%. Characteristics significantly associated with underreporting in at least one trimester included high body mass index and low education.Conclusions:Levels of underreporting were low among the pregnant Indonesian women during the second and third trimesters. The low EI/BMR ratio during the first trimester likely reflects a true low intake due to nausea, rather than underreporting. Risk factors for being an underreporter included those known from developed countries, i.e. obesity and low education.


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