| The inconsistency of “optimal” cutpoints obtained using two criteria based on the receiver operating characteristic curve NJ Perkins, EF Schisterman American journal of epidemiology 163 (7), 670-675, 2006 | 1863 | 2006 |
| Optimal cut-point and its corresponding Youden Index to discriminate individuals using pooled blood samples EF Schisterman, NJ Perkins, A Liu, H Bondell Epidemiology 16 (1), 73-81, 2005 | 1306 | 2005 |
| Youden Index and optimal cut‐point estimated from observations affected by a lower limit of detection MD Ruopp, NJ Perkins, BW Whitcomb, EF Schisterman Biometrical Journal: Journal of Mathematical Methods in Biosciences 50 (3 …, 2008 | 1209 | 2008 |
| The Youden Index and the optimal cut‐point corrected for measurement error NJ Perkins, EF Schisterman Biometrical Journal: Journal of Mathematical Methods in Biosciences 47 (4 …, 2005 | 290 | 2005 |
| Principled approaches to missing data in epidemiologic studies NJ Perkins, SR Cole, O Harel, EJ Tchetgen Tchetgen, BL Sun, ... American journal of epidemiology 187 (3), 568-575, 2018 | 284 | 2018 |
| Multiple imputation for incomplete data in epidemiologic studies O Harel, EM Mitchell, NJ Perkins, SR Cole, EJ Tchetgen Tchetgen, ... American journal of epidemiology 187 (3), 576-584, 2018 | 248 | 2018 |
| Preconception low-dose aspirin and pregnancy outcomes: results from the EAGeR randomised trial EF Schisterman, RM Silver, LL Lesher, D Faraggi, J Wactawski-Wende, ... The Lancet 384 (9937), 29-36, 2014 | 216 | 2014 |
| Endogenous reproductive hormones and C-reactive protein across the menstrual cycle: the BioCycle Study AJ Gaskins, M Wilchesky, SL Mumford, BW Whitcomb, RW Browne, ... American journal of epidemiology 175 (5), 423-431, 2012 | 202 | 2012 |
| Effect of folic acid and zinc supplementation in men on semen quality and live birth among couples undergoing infertility treatment: a randomized clinical trial EF Schisterman, LA Sjaarda, T Clemons, DT Carrell, NJ Perkins, ... Jama 323 (1), 35-48, 2020 | 182 | 2020 |
| Perceived stress, reproductive hormones, and ovulatory function: a prospective cohort study KC Schliep, SL Mumford, CJ Vladutiu, KA Ahrens, NJ Perkins, LA Sjaarda, ... Epidemiology 26 (2), 177-184, 2015 | 169 | 2015 |
| Menstrual bleeding patterns among regularly menstruating women SS Dasharathy, SL Mumford, AZ Pollack, NJ Perkins, DR Mattison, ... American journal of epidemiology 175 (6), 536-545, 2012 | 169 | 2012 |
| Effect of daily fiber intake on reproductive function: the BioCycle Study2 AJ Gaskins, SL Mumford, C Zhang, J Wactawski-Wende, KM Hovey, ... The American journal of clinical nutrition 90 (4), 1061-1069, 2009 | 168 | 2009 |
| Subclinical hypothyroidism and thyroid autoimmunity are not associated with fecundity, pregnancy loss, or live birth TC Plowden, EF Schisterman, LA Sjaarda, SM Zarek, NJ Perkins, R Silver, ... The Journal of Clinical Endocrinology & Metabolism 101 (6), 2358-2365, 2016 | 165 | 2016 |
| Changes in macronutrient, micronutrient, and food group intakes throughout the menstrual cycle in healthy, premenopausal women AM Gorczyca, LA Sjaarda, EM Mitchell, NJ Perkins, KC Schliep, ... European journal of nutrition 55, 1181-1188, 2016 | 162 | 2016 |
| Serum uric acid in relation to endogenous reproductive hormones during the menstrual cycle: findings from the BioCycle study SL Mumford, SS Dasharathy, AZ Pollack, NJ Perkins, DR Mattison, ... Human reproduction 28 (7), 1853-1862, 2013 | 147 | 2013 |
| Quantification of collider‐stratification bias and the birthweight paradox BW Whitcomb, EF Schisterman, NJ Perkins, RW Platt Paediatric and perinatal epidemiology 23 (5), 394-402, 2009 | 145 | 2009 |
| Dietary fat intake and reproductive hormone concentrations and ovulation in regularly menstruating women SL Mumford, JE Chavarro, C Zhang, NJ Perkins, LA Sjaarda, AZ Pollack, ... The American journal of clinical nutrition 103 (3), 868-877, 2016 | 134 | 2016 |
| Confidence intervals for the Youden index and corresponding optimal cut-point EF Schisterman, N Perkins Communications in Statistics—Simulation and Computation® 36 (3), 549-563, 2007 | 129 | 2007 |
| A randomised trial to evaluate the effects of low‐dose aspirin in gestation and reproduction: design and baseline characteristics EF Schisterman, RM Silver, NJ Perkins, SL Mumford, BW Whitcomb, ... Paediatric and perinatal epidemiology 27 (6), 598-609, 2013 | 124 | 2013 |
| Association of preconception serum 25-hydroxyvitamin D concentrations with livebirth and pregnancy loss: a prospective cohort study SL Mumford, RA Garbose, K Kim, K Kissell, DL Kuhr, UR Omosigho, ... The lancet Diabetes & endocrinology 6 (9), 725-732, 2018 | 117 | 2018 |
