Uroflowmetry nomogram in Iranian children aged 7 to 14 years

<p>Abstract</p> <p>Background</p> <p>As the voiding habits of Iranian children differs from other children because of some cultural and religious considerations, we aimed to establish normal reference values of urinary flow rates in Iranian children between 7 to 14 year...

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Main Authors: Tajik Parvin, Rouhi Omid, Yazdi Cyrus, Kajbafzadeh Abdol-Mohammad, Mohseni Parvin
Format: Article
Language:English
Published: BMC 2005-03-01
Series:BMC Urology
Online Access:http://www.biomedcentral.com/1471-2490/5/3
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author Tajik Parvin
Rouhi Omid
Yazdi Cyrus
Kajbafzadeh Abdol-Mohammad
Mohseni Parvin
author_facet Tajik Parvin
Rouhi Omid
Yazdi Cyrus
Kajbafzadeh Abdol-Mohammad
Mohseni Parvin
author_sort Tajik Parvin
collection DOAJ
description <p>Abstract</p> <p>Background</p> <p>As the voiding habits of Iranian children differs from other children because of some cultural and religious considerations, we aimed to establish normal reference values of urinary flow rates in Iranian children between 7 to 14 years of age.</p> <p>Methods</p> <p>Eight hundred and two uroflowmetry studies were performed on children with no history of a renal, urological, psychological or neurological disorder, between the ages 7 and 14. Five hundred twenty five studies from 192 girls and 335 boys were considered in this study excluding the staccato/interrupted voiding pattern or voided volume less than 20 ml. The voiding volume, the maximum and average urinary flow rates were extensively analyzed.</p> <p>Results</p> <p>The maximal and average urine flow rate nomograms were plotted for both girls and boys. Mean maximum urine flow rate was 19.9 (ml/sec) for boys and 23.5 (ml/sec) for girls with a mean voided volume of 142 (ml) for boys and 147 (ml) for girls. Flow rates showed a close association with voiding volume in both sexes. The maximum and average flow rates were higher in girls than in boys, and they showed a significant increase in flow rates with increasing age, where boys did not. The mean maximum urine flow rates (19.9 ml/sec for boys and 23.5 ml/sec for girls) were found to be higher in this study than other studies.</p> <p>Conclusion</p> <p>Nomograms of maximal and average flow rates of girls and boys are presented in centile form, which can help the physician to evaluate the response to medical or surgical treatment and be useful for the screening of lower urinary tract disturbances in children, for a wide range of voided volumes.</p>
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spelling doaj.art-7fc8aed7ad564a55912abdef5f9745fa2022-12-21T18:12:52ZengBMCBMC Urology1471-24902005-03-0151310.1186/1471-2490-5-3Uroflowmetry nomogram in Iranian children aged 7 to 14 yearsTajik ParvinRouhi OmidYazdi CyrusKajbafzadeh Abdol-MohammadMohseni Parvin<p>Abstract</p> <p>Background</p> <p>As the voiding habits of Iranian children differs from other children because of some cultural and religious considerations, we aimed to establish normal reference values of urinary flow rates in Iranian children between 7 to 14 years of age.</p> <p>Methods</p> <p>Eight hundred and two uroflowmetry studies were performed on children with no history of a renal, urological, psychological or neurological disorder, between the ages 7 and 14. Five hundred twenty five studies from 192 girls and 335 boys were considered in this study excluding the staccato/interrupted voiding pattern or voided volume less than 20 ml. The voiding volume, the maximum and average urinary flow rates were extensively analyzed.</p> <p>Results</p> <p>The maximal and average urine flow rate nomograms were plotted for both girls and boys. Mean maximum urine flow rate was 19.9 (ml/sec) for boys and 23.5 (ml/sec) for girls with a mean voided volume of 142 (ml) for boys and 147 (ml) for girls. Flow rates showed a close association with voiding volume in both sexes. The maximum and average flow rates were higher in girls than in boys, and they showed a significant increase in flow rates with increasing age, where boys did not. The mean maximum urine flow rates (19.9 ml/sec for boys and 23.5 ml/sec for girls) were found to be higher in this study than other studies.</p> <p>Conclusion</p> <p>Nomograms of maximal and average flow rates of girls and boys are presented in centile form, which can help the physician to evaluate the response to medical or surgical treatment and be useful for the screening of lower urinary tract disturbances in children, for a wide range of voided volumes.</p>http://www.biomedcentral.com/1471-2490/5/3
spellingShingle Tajik Parvin
Rouhi Omid
Yazdi Cyrus
Kajbafzadeh Abdol-Mohammad
Mohseni Parvin
Uroflowmetry nomogram in Iranian children aged 7 to 14 years
BMC Urology
title Uroflowmetry nomogram in Iranian children aged 7 to 14 years
title_full Uroflowmetry nomogram in Iranian children aged 7 to 14 years
title_fullStr Uroflowmetry nomogram in Iranian children aged 7 to 14 years
title_full_unstemmed Uroflowmetry nomogram in Iranian children aged 7 to 14 years
title_short Uroflowmetry nomogram in Iranian children aged 7 to 14 years
title_sort uroflowmetry nomogram in iranian children aged 7 to 14 years
url http://www.biomedcentral.com/1471-2490/5/3
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