scholarly journals Relationship between Weight, Body Mass Index, and Bone Mineral Density in Men Referred for Dual-Energy X-Ray Absorptiometry Scan in Isfahan, Iran

2013 ◽  
Vol 2013 ◽  
pp. 1-7 ◽  
Author(s):  
Mohammad Reza Salamat ◽  
Amir Hossein Salamat ◽  
Iraj Abedi ◽  
Mohsen Janghorbani

Objective.Although several studies have investigated the association between body mass index (BMI) and bone mineral density (BMD), the results are inconsistent. The aim of this study was to further investigate the relation between BMI, weight and BMD in an Iranian men population.Methods.A total of 230 men 50-79 years old were examined. All men underwent a standard BMD scans of hip (total hip, femoral neck, trochanter, and femoral shaft) and lumbar vertebrae (L2-L4) using a Dual-Energy X-ray Absorptiometry (DXA) scan and examination of body size. Participants were categorised in two BMI group: normal weight <25.0 kg/m2and overweight and obese, BMI ≥ 25 kg/m2.Results.Compared to men with BMI ≥ 25, the age-adjusted odds ratio of osteopenia was 2.2 (95% CI 0.85, 5.93) and for osteoporosis was 4.4 (1.51, 12.87) for men with BMI < 25. It was noted that BMI and weight was associated with a high BMD, compatible with a diagnosis of osteoporosis.Conclusions.These data indicate that both BMI and weight are associated with BMD of hip and vertebrae and overweight and obesity decreased the risk for osteoporosis. The results of this study highlight the need for osteoporosis prevention strategies in elderly men as well as postmenopausal women.

2016 ◽  
Vol 69 (suppl. 1) ◽  
pp. 85-88
Author(s):  
Radmila Matijevic ◽  
Vladimir Harhaji ◽  
Srdjan Ninkovic ◽  
Zoran Gojkovic ◽  
Predrag Rasovic ◽  
...  

Introduction. Osteoporosis is a metabolic skeletal disease characterized by bone mineral density reduction, which may lead to an increased risk of bone fractures. Obesity is a condition of excessive body fat that causes or aggravates many public health problems. As it is easy to be measured, body mass index is widely used as an index of the degree of obesity. Material and Methods. The study included 1.372 female orthopedic patients between the ages of 30 to 79 years who visited the Clinical Centre of Vojvodina in Novi Sad to have a dual-energy x-ray absorptiometry (DEXA) examination in the period from March, 2010 to June, 2013. The following anthropometric data were collected: body mass index, body weight, height, dual-energy x-ray absorptiometry T-score and bone mineral density (BMD), as well as some other data. Results. The mean age was 62.08 years, the mean weight was 73.59 kg and the mean height was 1.6 m. There were 392 participants in the group of normal body mass index, 14 participants were underweight, and 966 were overweight and obese. In the overweight and obese group, 25.25% participants had osteoporosis, 35.4% had osteopenia and 39.33% had the normal T-score. In the normal body mass index group, 42.34% of the participants had osteoporosis, 29.3% had osteopenia and 28.31 had the normal T-score. In the underweight group, 57.14% of the participants had osteoporosis, 21.42% had osteopenia and 21.42% had the normal T-score. Conclusion. No strong correlation between body mass index and bone mineral density was found in our study, but it is obvious that there was a stronger correlation between body mass index and bone mineral density of the total hip than between body mass index and bone mineral density of the lumbar spine.


2011 ◽  
Vol 2011 ◽  
pp. 1-4 ◽  
Author(s):  
Tarek Fawzy ◽  
Jayakumary Muttappallymyalil ◽  
Jayadevan Sreedharan ◽  
Amal Ahmed ◽  
Salma Obaid Saeed Alshamsi ◽  
...  

Body Mass Index (BMI) is a good indicator for measurements of Bone Mineral Density (BMD) which measures the density of minerals present in the bones using a special scan. This study was conducted to assess the association between BMI and status of BMD among 101 individuals who underwent Dual-Energy X-ray Absorptiometry (DEXA) scan. 39 subjects had normal and 62 had low bone mineral density. BMD was low in 82.4% of people with normal BMI, 78.1% among overweight, and 44.2% among obese. There was a statistically significant association between these two variables (). Low BMD was recorded in 59.1% of females and 76.9% of males. Association between advancing age and lower BMI is an important risk factor in the occurrence of low BMD.


Author(s):  
Revathi T. N. ◽  
Maheshwari Sajjanshetty

<p class="abstract"><strong>Background:</strong> Psoriasis is a T cell mediated chronic inflammatory disorder of skin, joints and immune system. Data regarding possible association between psoriasis and reduced bone mineral density are limited and hence association is not fully conclusive. Systemic inflammatory cytokines in the psoriasis have been identified in the pathogenesis of reduced bone mineral density. Among various available methods, Dual X-ray absorptiometry (DXA), found to be gold standard for assessing bone mineral density.</p><p class="abstract"><strong>Methods:</strong> An observation study of 30 patients with chronic plaque psoriasis aged between 18 years to 50 years fulfilling the criteria were enrolled and studied. Dual energy X-ray absorptiometry scan (DEXA) of left forearm radius (non-dominant hand) was done. T score was calculated and bone mineral density assessed based on WHO criteria. Using software SPSS version 24, Pearson’s correlation and linear regression analysis applied.<strong></strong></p><p class="abstract"><strong>Results:</strong> Out of 30 patients, there were 18 males and 12 females. Mean age of patients 37.93 years. Majority of the psoriatic patient showed osteopenia on DEXA scan and significant positive correlation was found between duration of psoriasis disease (r=0.34, p=0.03), body surface area percentage (r=0.36, p=0.04) and body mass index (r=0.32, p=0.02).</p><p><strong>Conclusions:</strong> Early identification of reduced bone mineral density in patients with psoriasis particularly in those with longer duration of the disease, involving large body surface area (more than 10) and with higher body mass index by DEXA scan helps to reduce osteoporotic fracture and other associated comorbidities.</p>


10.12737/9082 ◽  
2015 ◽  
Vol 22 (1) ◽  
pp. 75-79
Author(s):  
Захаров ◽  
I. Zakharov

Currently, the radiation techniques are dominant in the diagnosis of osteoporosis, among them the dual-energy X-ray absorptiometry (DXA) is the leading. This method is based on the determination of bone mineral density. The article describes a computerized system Standart LS (Russia), which standardizes the parameters of bone mineral density, depending on the type of densitometry equipment and evaluates the results of X-ray densitometry taking into account a regional perspective. The developed program and population database of parameters of bone mineral density were the results of retrospective analysis of the dual-energy X-ray absorptiometry in 1504 women living in Kemerovo region. The dual-energy X-ray absorptiometry was performed with a bone densitometer Lunar-DPX-NT (GE Healthcare, UK). Initially, the bone mineral density of the first-fourth lumbar vertebrae was studied; then, the standardization of other parameters of densitometric systems was carried out (Hologic, Norland). The algorithm of the computer program consists of three phases: the introduction of parameters of bone mineral density, the standardization and the processing according to a type of densitometer and an age of a subject. After data processing, the values of Z-criteria are given out according to the recommendations of the International Society for Clinical Densitometry. The developed computerized system will contribute to a more accurate assessment of bone mineral density in the women, taking into account regional differences.


Bone ◽  
2006 ◽  
Vol 38 (2) ◽  
pp. 286-288 ◽  
Author(s):  
Andrew M. Briggs ◽  
John D. Wark ◽  
Susan Kantor ◽  
Nicola L. Fazzalari ◽  
Alison M. Greig ◽  
...  

2014 ◽  
Vol 2014 ◽  
pp. 1-6
Author(s):  
Miguel Madeira ◽  
Mário Sérgio Zen ◽  
Paulo Gustavo Sampaio Lacativa ◽  
Carolina Hammes Torres ◽  
Ana Paula Pires Lázaro ◽  
...  

Background. Renal transplantation (Tx) influences bone mineral density (BMD) by several mechanisms. The main objective of this study was to correlate BMD and risk factors associated with bone loss in patients submitted to kidney Tx. Methods. We evaluated 88 individuals after renal Tx (median time = 31.5 months since Tx). All of them sustained glomerular filtration rate ≥60 mL/min/1.73 m2. BMD was measured by dual-energy X-ray absorptiometry (DXA, Prodigy-GE). Calcium, phosphate, albumin, creatinine, and intact parathormone (PTH) were measured at the same time. All statistical tests were two-sided and P value less than 0.05 were accepted as significant for all analyses in this study. Results. Serum PTH was raised in 42% patients, but corrected calcium was normal in 83 patients. No fragility fracture was reported, but the overall prevalence of osteoporosis was 27.6% and lower than expected BMD (Z-score ≤ −2.0 SD) was observed in 28.4%. Patients with lower than expected BMD had higher PTH levels. Conclusions. Older age, lower body mass index (BMI), longer time on dialysis, and elevated PTH levels were identified as the main factors associated with lower BMD.


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