en Nutrition Nutrition پژوهشي Research <span style="font-size:10pt"><span style="line-height:115%"><span style="tab-stops:409.5pt"><span style="unicode-bidi:embed"><span new="" roman="" style="font-family:" times=""><b><span style="font-size:11.0pt"><span style="line-height:115%">Background and Objectives:</span></span></b><b> </b><span inherit="" lang="EN" style="font-family:"><span style="color:#202124">Increased dietary inflammatory index can be one of the factors affecting brain function and occurrence of academic failure in adolescents. There are evidence that diet modification in adolescents and anti-inflammatory diets play important roles in improving </span></span><span style="background:white"><span style="color:black">intelligence quotient </span></span><span inherit="" lang="EN" style="font-family:"><span style="color:#202124">and further academic achievements in adolescents. The aim of this study was to investigate relationships between dietary inflammatory index and intelligence quotient in adolescent girls.</span></span><span style="font-size:11.0pt"><span style="line-height:115%"></span></span></span></span></span></span></span><br> <span style="font-size:10pt"><span style="line-height:115%"><span style="tab-stops:409.5pt"><span style="unicode-bidi:embed"><span new="" roman="" style="font-family:" times=""><b><span style="font-size:11.0pt"><span style="line-height:115%">Materials and Methods: </span></span></b><span lang="EN" style="color:#202124">In this cross-sectional study, 162 female students were selected using cluster sampling. Raven intelligence quotient test was used to measure student intelligence quotient. Dietary inflammatory index score was calculated through food data collected using 3-day food recalls.</span><span style="font-size:11.0pt"><span style="line-height:115%"></span></span></span></span></span></span></span><br> <span style="font-size:10pt"><span style="line-height:115%"><span style="tab-stops:409.5pt"><span style="unicode-bidi:embed"><span new="" roman="" style="font-family:" times=""><b><span style="font-size:11.0pt"><span style="line-height:115%">Results:</span></span></b><span style="background:white"> The mean age of the 162 students was 16.3 y &plusmn;1.06 </span><span lang="EN" style="background:white"><span style="color:#202124">and the mean value of using intelligence was 103</span></span><span dir="RTL" lang="FA" style="background:white">&plusmn;</span><span style="background:white"> 9.8.</span><span lang="EN" style="background:white"><span style="color:#202124"> Nearly 74% of the </span></span><span style="background:white"><span style="color:#202124">students had </span></span><span lang="EN" style="background:white"><span style="color:#202124">moderate intelligence and 17% were smart.The mean dietary inflammatory index score in these individuals was -0.08 </span></span><span style="background:white">&plusmn;</span><span lang="EN" style="background:white"><span style="color:#202124">1.54. No significant relationships were seen between dietary inflammatory index and intelligence quotient in the crude model and after adjusting for confounding variables.</span></span><b> </b><span style="font-size:11.0pt"><span style="line-height:115%"></span></span></span></span></span></span></span><br> <span style="font-size:10pt"><span style="line-height:115%"><span style="tab-stops:409.5pt"><span style="unicode-bidi:embed"><span new="" roman="" style="font-family:" times=""><b><span style="font-size:11.0pt"><span style="line-height:115%">Conclusions: </span></span></b><span lang="EN" style="color:#202124">No significant relationships were reported between diet inflammatory index score and intelligence quotient in adolescents. Extensive and prospective studies on genetic and environmental factors affecting intelligence quotient are recommended.</span><span style="font-size:11.0pt"><span style="line-height:115%"></span></span></span></span></span></span></span><br> &nbsp; Dietary inflammatory index, Intelligence quotient, Adolescent 9 15 http://nfsr.sbmu.ac.ir/browse.php?a_code=A-10-1013-1&slc_lang=en&sid=1 Golnaz Majdizadeh everestv94@ gmail.com 10031947532846005666 10031947532846005666 No Department of Nutrition, Science and Research Branch, Islamic Azad University, Tehran, Iran Abollghasem Jazayere djazayery@yahoo.com 10031947532846005667 10031947532846005667 No Department of Nutrition, Science and Research Branch, Islamic Azad University, Tehran, Iran Asal Ataiee ASAL_ATAIE2003@yahoo.com 10031947532846005668 10031947532846005668 Yes Department of Nutrition, Science and Research Branch, Islamic Azad University, Tehran, Iran