Dietary Calcium and Body Mass Index in a Mediterranean Population

2007 ◽  
Vol 77 (1) ◽  
pp. 34-40 ◽  
Author(s):  
García-Lorda ◽  
Salas-Salvadó ◽  
Fernàndez Ballart ◽  
Murphy ◽  
Bulló ◽  
...  

This cross-sectional study evaluated the association between daily calcium intake and body mass index (BMI) in 647 subjects from Reus, Spain. 261 men and 313 women, aged 18 to 70 years, were randomly selected from the population census. Food intake was quantified by the 24-hour recall method, for three non-consecutive days including one holiday. Weight and height were measured. The study sample was divided into quartiles of calcium intake adjusted for age, energy, and total fat and fiber intake in both men and women. Average calcium intake was low (557.6 ± 234.0 mg/day). Calcium intake was significantly (p < 0.0001) and positively associated with energy intake (r = 0.50 for men; r = 0.49 for women; p < 0.0001) and dietary fiber consumption (r = 0.27 for men; r = 0.25 for women; p < 0.0001). After adjusting for age, energy intake, fat intake, and dietary fiber, the odds ratio of being in the highest quartile of BMI was significantly reduced in the highest quartile of calcium intake [men: 0.63 (0.30–1.29); women: 0.36 (0.17–0.79)] compared to the lowest quartile in both sexes. We conclude that our study showed a negative relationship between calcium intake and BMI in a Mediterranean community.

Author(s):  
Javier Molina-García ◽  
Cristina Menescardi ◽  
Isaac Estevan ◽  
Ana Queralt

A cross-sectional study was designed to evaluate the relationship between the availability and proximity to parks and playgrounds and physical activity (PA). Moreover, the accessibility to parks and playgrounds and its association with active commuting to/from school (ACS) and body mass index (BMI) were analyzed. The sample was composed of children aged 6–12 years old from the BEACH (Built Environment and Active CHildren) study in Valencia, Spain. The availability and proximity to parks and playgrounds were calculated at different buffer sizes (250, 500, 1000 and 1250 m) using geographical information system data. PA out of school was assessed using accelerometers. Sociodemographics and ACS were measured with a parent questionnaire. Objectively measured weight and height were used to calculate BMI. Mixed linear regression analyses were conducted for each exposure variable, adjusting for sociodemographics, neighborhood walkability level, and participant clustering. The number of parks and playgrounds were positively associated with moderate to vigorous PA (MVPA) and total PA (TPA); including light PA and MVPA, during weekdays, in different buffer sizes. A negative relationship between distance to the nearest playground and TPA during weekdays was found. In addition, the number of playgrounds was positively related to ACS in different buffer sizes, whereas park land area was negatively related to the BMI percentile. This study highlights the importance of assessing the availability and proximity to parks and playgrounds in children’s neighborhoods when PA behavior and weight status are analyzed. Study findings may help policymakers when targeting interventions to promote health-enhancing behaviors in children.


2020 ◽  
Vol 14 (1) ◽  
Author(s):  
Ariff MS ◽  
Arshad AA ◽  
Johari MH ◽  
Rahimin Affandi MAS ◽  
Fadzli AS ◽  
...  

Introduction: Praying represents a fundamental activity of daily living in Muslim community. Muslims need to adopt several postures that require deep flexion of the knee and hip to perform this daily obligation. This is a preliminary report of the study on hip and knee range of motion conducted to obtain normative passive and functional range of flexion data during Muslim prayers in both weight-bearing joints of normal Muslim adults. Methods: A cohort of Malay men aged between 20 to 30 years was recruited in this cross-sectional study. Passive range of motion and flexion angles of the joints in various postures during prayer were measured using a standard goniometer. The difference against existing normative range of motion database available and the influence of various factors were analysed. Factors analysed include body mass index and other anthropometric measurements. Results: Sixty participants recruited for the preliminary phase of this study. The mean (SD) of passive hip and knee flexions were higher compared to other existing normative range of motion database. A unit increase in body mass index will have 0.782 units lower of knee range of motion. The hip and knee flexion arc were from 74.1° to 119.0° and from 3.3° to 119.7° respectively. Conclusion: The range of motion involved for prayers was more for the knee but less for the hip as compared to the measured passive range of motion. Body mass index has a significant linear negative relationship with the passive range of motion of the knee, but not the hip.


Medwave ◽  
2013 ◽  
pp. e5635-e5635
Author(s):  
Ana María González Ponce ◽  
Ismael Ricardo Campos-Nonato ◽  
Lucía Hernández-Barrera ◽  
Mario Efraín Flores-Aldana

2001 ◽  
Vol 71 (2) ◽  
pp. 123-127 ◽  
Author(s):  
Fereidoun Azizi ◽  
Sima Allahverdian ◽  
Parvin Mirmiran ◽  
Maziar Rahmani ◽  
Fatemeh Mohammadi

Objective: To study the prevalence of overweight and obesity in an adolescent population in Tehran and to determine possible association with energy and nutrient intake and distribution of energy over the day. Method: A cross-sectional study on 177 boys and 244 girls between 10–19 years old was performed. Overweight and obesity were defined by using recommended body mass index (BMI) cut-off values for adolescents. Total energy intake, percent of energy derived from protein, carbohydrate and fat and percent of energy supplied by each meal and snack were assessed by means of two 24-hour dietary recalls. Results: Prevalence of overweight and obesity was 10.7 and 5.1 in boys and 18.4 and 2.8 in girls, respectively. The composition of diet was not different between overweight/obese and normal weight subjects. BMI was related with breakfast energy percentage in girls (r = –0.18, p <0.01), with total energy intake in boys (r = 0.23, p <0.01), and with lunch energy percentage in both sexes. In boys (r = 0.16, p <0.05) and in girls (r= 0.22, p <0.01). Conclusion: High prevalence of overweight and obesity among adolescents was seen. In boys some relationship between total energy intake, distribution of energy over the day and BMI was seen. In girls BMI was only related with distribution of energy over the day.


2011 ◽  
Vol 2011 ◽  
pp. 1-4
Author(s):  
Subal Das ◽  
Kaushik Bose

A community-based cross-sectional study was undertaken to determine the prevalence of undernutrition using body mass index (BMI) among 2–6-year Santal preschool children of Purulia District, West Bengal, India. A total of 251 (116 boys and 135 girls) children from 12 villages were measured. Commonly used indicators, that is, weight, height, and BMI, were used to evaluate the nutritional status. More boys (59.5%) than girls (53.3%), based on BMI, were undernourished. Significant age differences in weight (F=44.29∗∗∗; df=3), height (F=58.48∗∗∗; df=3), and BMI (F=3.52∗∗∗; df=3) among boys were observed. Similarly, significant differences between ages in mean weight (F=56.27∗∗∗; df=3), height (F=64.76∗∗∗; df=3), and BMI (F=2.62∗∗∗; df=3) were observed among the girls. The present study revealed that the nutritional status of the preschool children of Santal tribal community of these villages was poor with very high rate of thinness in boys and girls (59.5% and 53.3%, resp.).


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