{"id":404,"date":"2020-05-12T19:37:28","date_gmt":"2020-05-12T19:37:28","guid":{"rendered":"https:\/\/lab.research.sickkids.ca\/pullenayegum\/?page_id=404"},"modified":"2025-08-22T20:50:02","modified_gmt":"2025-08-22T20:50:02","slug":"opportunities","status":"publish","type":"page","link":"https:\/\/lab.research.sickkids.ca\/pullenayegum\/opportunities\/","title":{"rendered":"Opportunities"},"content":{"rendered":"<div class=\"fusion-fullwidth fullwidth-box fusion-builder-row-1 fusion-flex-container nonhundred-percent-fullwidth non-hundred-percent-height-scrolling\" style=\"--link_hover_color: #0046ad;--awb-border-radius-top-left:0px;--awb-border-radius-top-right:0px;--awb-border-radius-bottom-right:0px;--awb-border-radius-bottom-left:0px;--awb-flex-wrap:wrap;\" ><div class=\"fusion-builder-row fusion-row fusion-flex-align-items-flex-start fusion-flex-content-wrap\" style=\"max-width:1248px;margin-left: calc(-4% \/ 2 );margin-right: calc(-4% \/ 2 );\"><div class=\"fusion-layout-column fusion_builder_column fusion-builder-column-0 fusion_builder_column_1_1 1_1 fusion-flex-column\" style=\"--awb-bg-size:cover;--awb-width-large:100%;--awb-margin-top-large:0px;--awb-spacing-right-large:1.92%;--awb-margin-bottom-large:0px;--awb-spacing-left-large:1.92%;--awb-width-medium:100%;--awb-order-medium:0;--awb-spacing-right-medium:1.92%;--awb-spacing-left-medium:1.92%;--awb-width-small:100%;--awb-order-small:0;--awb-spacing-right-small:1.92%;--awb-spacing-left-small:1.92%;\"><div class=\"fusion-column-wrapper fusion-column-has-shadow fusion-flex-justify-content-flex-start fusion-content-layout-column\"><div class=\"fusion-text fusion-text-1\"><h2 class=\"fusion-responsive-typography-calculated\" style=\"line-height: 1.2\" data-fontsize=\"40\" data-lineheight=\"48px\">Biostatistics Graduate Students<\/h2>\n<p>Dr Pullenayegum is currently accepting students at both the master&#8217;s and doctoral level. Dr Pulenayegum receives a high volume of requests and will respond to <strong><em>everyone<\/em><\/strong> who follows the steps below, but due to the volume she is not able to respond to more casual requests to meet. So please, read carefully!<\/p>\n<p>Note that in order to do thesis work with Dr Pullenayegum you will need to gain admission to the Biostatistics Division at the Dalla Lana School of Public Health at the University of Toronto. Please see <strong><a href=\"https:\/\/www.dlsph.utoronto.ca\/students\/future-students\/application-process\/\">their website<\/a>\u00a0<\/strong>for application details and deadlines.<\/p>\n<p>If you would like to discuss potential thesis topics, Dr Pullenayegum would be happy to chat with you. Please choose and read a paper from the Longitudinal data or Health Utilities sections below that you feel would be helpful in setting thesis directions, and contact Poonam Dodia (poonam.dodia@sickkids.ca) to schedule a call to discuss it me. When scheduling your call, please let us know which paper you have read and would like to discuss.<\/p>\n<p>The full texts are available through most university libraries, however if you do not have library access to the full texts, please contact me and I will provide them.<\/p>\n<h2>Postdoctoral Opportunities<\/h2>\n<p>Occasionally the lab has postdoctoral opportunities; if you have or are nearing completion of a PhD in statistics or biostatistics, please take a look at the papers below to see whether we have common research interests. If you do not have library access to the full texts, please contact Dr. Pullenayegum and she will provide them.<\/p>\n<\/div><div class=\"accordian fusion-accordian\" style=\"--awb-border-size:1px;--awb-icon-size:16px;--awb-content-font-size:16px;--awb-icon-alignment:left;--awb-hover-color:#f9f9fb;--awb-border-color:#e2e2e2;--awb-background-color:#ffffff;--awb-divider-color:#e2e2e2;--awb-divider-hover-color:#e2e2e2;--awb-icon-color:#ffffff;--awb-title-color:#212934;--awb-content-color:#4a4e57;--awb-icon-box-color:#212934;--awb-toggle-hover-accent-color:#0046ad;--awb-title-font-family:&quot;Lato&quot;;--awb-title-font-weight:400;--awb-title-font-style:normal;--awb-title-font-size:28px;--awb-title-line-height:1.36;--awb-content-font-family:Arial, Helvetica, sans-serif;--awb-content-font-style:normal;--awb-content-font-weight:400;\"><div class=\"panel-group fusion-toggle-icon-boxed\" id=\"accordion-404-1\"><div class=\"fusion-panel panel-default panel-989b1d3e5d3415510 fusion-toggle-has-divider\" style=\"--awb-title-color:#212934;--awb-content-color:#4a4e57;\"><div class=\"panel-heading\"><h4 class=\"panel-title toggle\" id=\"toggle_989b1d3e5d3415510\"><a aria-expanded=\"false\" aria-controls=\"989b1d3e5d3415510\" role=\"button\" data-toggle=\"collapse\" data-parent=\"#accordion-404-1\" data-target=\"#989b1d3e5d3415510\" href=\"#989b1d3e5d3415510\"><span class=\"fusion-toggle-icon-wrapper\" aria-hidden=\"true\"><i class=\"fa-fusion-box active-icon awb-icon-minus\" aria-hidden=\"true\"><\/i><i class=\"fa-fusion-box inactive-icon awb-icon-plus\" aria-hidden=\"true\"><\/i><\/span><span class=\"fusion-toggle-heading\">Longitudinal data<\/span><\/a><\/h4><\/div><div id=\"989b1d3e5d3415510\" class=\"panel-collapse collapse \" aria-labelledby=\"toggle_989b1d3e5d3415510\"><div class=\"panel-body toggle-content fusion-clearfix\">\n<ul>\n<li>Garrett RH, Patel M, Feldman BM, <b>Pullenayegum EM.<\/b> <a href=\"https:\/\/pubmed.ncbi.nlm.nih.gov\/40386861\/\"><u><i>Why Recommended Visit Intervals Should Be Extracted When Conducting Longitudinal Analyses Using Electronic Health Record Data: Examining Visit Mechanism and Sensitivity to Assessment Not at Random.<\/i><\/u> <\/a>Stat Med. 2025 May;44(10-12):e70094. doi: 10.1002\/sim.70094.<\/li>\n<li><strong>Pullenayegum EM<\/strong> (PA), Birken C, Maguire J, The TARTGet Kids! Collaboration. <span style=\"text-decoration: underline\"><a href=\"https:\/\/pubmed.ncbi.nlm.nih.gov\/37054723\/\">Causal Inference with Longitudinal Data Subject to Irregular Assessment Times.<\/a><\/span> Stat Med. 2023 Jun 30;42(14):2361-2393. doi: 10.1002\/sim.9727.<\/li>\n<li>Aghababaei Jazi O, <strong>Pullenayegum E.<\/strong>, <a href=\"https:\/\/pubmed.ncbi.nlm.nih.gov\/35468658\/\" target=\"_blank\" rel=\"noopener\"><span style=\"text-decoration: underline\">Variable selection in semiparametric regression models for longitudinal data with informative observation times<\/span><\/a>. <em>Stat Med<\/em>. 2022 Jul 40; 41(17): 3281-3298. doi: 10.1002\/sim.9417. PMID: 35468658<\/li>\n<li><strong>Pullenayegum EM<\/strong>, Birken C, Maguire J; TARGet Kids! Collaboration,\u00a0<a href=\"https:\/\/pubmed.ncbi.nlm.nih.gov\/33509042\/\" target=\"_blank\" rel=\"noopener\">Clustered longitudinal data subject to irregular observation<\/a>. Stat Methods Med Res.2021 Apr;30(4):1081-1100. doi: 10.1177\/0962280220986193.<\/li>\n<\/ul>\n<\/div><\/div><\/div><div class=\"fusion-panel panel-default panel-ec9a5ee86abc1d7f1 fusion-toggle-has-divider\" style=\"--awb-title-color:#212934;--awb-content-color:#4a4e57;\"><div class=\"panel-heading\"><h4 class=\"panel-title toggle\" id=\"toggle_ec9a5ee86abc1d7f1\"><a aria-expanded=\"false\" aria-controls=\"ec9a5ee86abc1d7f1\" role=\"button\" data-toggle=\"collapse\" data-parent=\"#accordion-404-1\" data-target=\"#ec9a5ee86abc1d7f1\" href=\"#ec9a5ee86abc1d7f1\"><span class=\"fusion-toggle-icon-wrapper\" aria-hidden=\"true\"><i class=\"fa-fusion-box active-icon awb-icon-minus\" aria-hidden=\"true\"><\/i><i class=\"fa-fusion-box inactive-icon awb-icon-plus\" aria-hidden=\"true\"><\/i><\/span><span class=\"fusion-toggle-heading\">Health Utilities<\/span><\/a><\/h4><\/div><div id=\"ec9a5ee86abc1d7f1\" class=\"panel-collapse collapse \" aria-labelledby=\"toggle_ec9a5ee86abc1d7f1\"><div class=\"panel-body toggle-content fusion-clearfix\">\n<ul>\n<li>Tsui TCO*, Chan KKW, Xie F, <strong>Pullenayegum EM<\/strong>. <span style=\"text-decoration: underline\"><a href=\"https:\/\/pubmed.ncbi.nlm.nih.gov\/38591189\/\">Creating a Multiply Imputed Value Set for the EQ-5D-5L in Canada: State-Level Misspecification Terms Are Needed to Characterize Parameter Uncertainty Correctly.<\/a> <\/span>Med Decis Making. 2024 Apr 9:272989X241241328. doi: 10.1177\/0272989X241241328.<\/li>\n<li>Shams S*,\u00a0<strong>Pullenayegum E<\/strong>.\u00a0<a href=\"https:\/\/pubmed.ncbi.nlm.nih.gov\/32706130\/\" target=\"_blank\" rel=\"noopener\">Design and sample size considerations for valuation studies of multi-attribute utility instruments<\/a>. Stat Med. 2020 Oct 15;39(23):3074-3104. doi: 10.1002\/sim.8592. Epub 2020 Jul 24. PMID: 32706130<\/li>\n<li>Waudby-Smith I*, Pickard AS, Xie F,\u00a0<strong>Pullenayegum EM<\/strong>.\u00a0<a href=\"https:\/\/pubmed.ncbi.nlm.nih.gov\/32517541\/\" target=\"_blank\" rel=\"noopener\">Using Both Time Tradeoff and Discrete Choice Experiments in Valuing the EQ-5D: Impact of Model Misspecification on Value Sets<\/a>. Med Decis Making. 2020 May;40(4):483-497. doi: 10.1177\/0272989X20924019. Epub 2020 Jun 9. PMID: 32517541<\/li>\n<li>Chan KKW,\u00a0<strong>Pullenayegum EM<\/strong>.\u00a0<a href=\"https:\/\/pubmed.ncbi.nlm.nih.gov\/32428427\/\" target=\"_blank\" rel=\"noopener\">The Theoretical Relationship between Sample Size and Expected Predictive Precision for EQ-5D Valuation Studies: A Mathematical Exploration and Simulation Study<\/a>. Medical Decision Making 2020 Apr;40(3):339-347. doi: 10.1177\/0272989X20915452. PMID: 32428427<\/li>\n<li>Shams S*,\u00a0<strong>Pullenayegum E<\/strong>.\u00a0<a href=\"https:\/\/pubmed.ncbi.nlm.nih.gov\/30678526\/\" target=\"_blank\" rel=\"noopener\">Reducing Uncertainty in EQ-5D Value Sets: The Role of Spatial Correlation<\/a>. Medical Decision Making. 2019 Feb; 39(2):91-99. doi: 10.1177\/0272989X18821368. Epub 2019 Jan 24. PubMed PMID: 30678526<\/li>\n<li><strong>Pullenayegum EM<\/strong>, Chan KKW*, Xie F.\u00a0<a href=\"https:\/\/pubmed.ncbi.nlm.nih.gov\/26139449\/\" target=\"_blank\" rel=\"noopener\">Quantifying Parameter Uncertainty in EQ-5D- 3L Value Sets and Its Impact on Studies That Use the EQ-5D-3L to Measure Health Utility: A Bayesian Approach<\/a>. Medical Decision Making. 2016; 36(2): 223-233. doi: 10.1177\/0272989X15591966. Epub date: July 2 2015. pii: 0272989X15591966. PubMed PMID: 26139449<\/li>\n<\/ul>\n<\/div><\/div><\/div><\/div><\/div><div class=\"fusion-separator fusion-full-width-sep\" style=\"align-self: center;margin-left: auto;margin-right: auto;margin-top:50px;margin-bottom:20px;width:100%;\"><\/div><div class=\"fusion-text fusion-text-2\"><h2>Undergraduate Students<\/h2>\n<p>Dr. Pullenayegum posts opportunities through the <a href=\"https:\/\/clnx.utoronto.ca\/students\/wspublicstudents.htm\" target=\"_blank\" rel=\"noopener noreferrer\"><u>University of Toronto&#8217;s work-study program<\/u><\/a> (for students with a full course load), or through the <u><a href=\"https:\/\/www.sickkids.ca\/en\/research\/research-training-centre\/summer-research-program\/\" target=\"_blank\" rel=\"noopener noreferrer\">SickKids Research Summer Student program (SSuRe)<\/a>.<\/u><\/p>\n<h2>Volunteers<\/h2>\n<p>The STRIVE Lab does not have any volunteer positions.<\/p>\n<\/div><\/div><\/div><\/div><\/div>\n","protected":false},"excerpt":{"rendered":"","protected":false},"author":198,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"footnotes":""},"class_list":["post-404","page","type-page","status-publish","hentry"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v27.0 (Yoast SEO v27.0) - 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