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Items: 1 to 50 of 163

1.

Vitamin D Supplementation in Pregnancy and Lactation and Infant Growth.

Roth DE, Morris SK, Zlotkin S, Gernand AD, Ahmed T, Shanta SS, Papp E, Korsiak J, Shi J, Islam MM, Jahan I, Keya FK, Willan AR, Weksberg R, Mohsin M, Rahman QS, Shah PS, Murphy KE, Stimec J, Pell LG, Qamar H, Al Mahmud A.

N Engl J Med. 2018 Aug 9;379(6):535-546. doi: 10.1056/NEJMoa1800927.

2.

Planned cesarean or vaginal delivery for women in spontaneous labor with a twin pregnancy: A secondary analysis of the Twin Birth Study.

Mei-Dan E, Dougan C, Melamed N, Asztalos EV, Aviram A, Willan AR, Barrett JFR.

Birth. 2018 Aug 2. doi: 10.1111/birt.12387. [Epub ahead of print]

PMID:
30073688
3.

Urinary stress incontinence and other maternal outcomes two years after Caesarean or vaginal birth for twin pregnancy: a multicentre randomised trial.

Hutton EK, Hannah ME, Willan AR, Ross S, Allen AC, Armson BA, Gafni A, Joseph KS, Mangoff K, Ohlsson A, Sanchez JJ, Asztalos EV, Barrett JFR; Twin Birth Study Collaborative Group.

BJOG. 2018 Jul 14. doi: 10.1111/1471-0528.15407. [Epub ahead of print]

PMID:
30007113
4.

Intermittent versus continuous oxygen saturation monitoring for infants hospitalised with bronchiolitis: study protocol for a pragmatic randomised controlled trial.

Mahant S, Wahi G, Giglia L, Pound C, Kanani R, Bayliss A, Roy M, Sakran M, Kozlowski N, Breen-Reid K, Lavigne M, Premji L, Moretti ME, Willan AR, Schuh S, Parkin PC.

BMJ Open. 2018 Apr 20;8(4):e022707. doi: 10.1136/bmjopen-2018-022707.

5.

Appendectomy versus non-operative treatment for acute uncomplicated appendicitis in children: study protocol for a multicentre, open-label, non-inferiority, randomised controlled trial.

Hall NJ, Eaton S, Abbo O, Arnaud AP, Beaudin M, Brindle M, Bütter A, Davies D, Jancelewicz T, Johnson K, Keijzer R, Lapidus-Krol E, Offringa M, Piché N, Rintala R, Skarsgard E, Svensson JF, Ungar WJ, Wester T, Willan AR, Zani A, St Peter SD, Pierro A.

BMJ Paediatr Open. 2017 May 18;1(1). pii: bmjpo-2017-000028. doi: 10.1136/bmjpo-2017-000028. eCollection 2017.

6.

Effect of a Pediatric Early Warning System on All-Cause Mortality in Hospitalized Pediatric Patients: The EPOCH Randomized Clinical Trial.

Parshuram CS, Dryden-Palmer K, Farrell C, Gottesman R, Gray M, Hutchison JS, Helfaer M, Hunt EA, Joffe AR, Lacroix J, Moga MA, Nadkarni V, Ninis N, Parkin PC, Wensley D, Willan AR, Tomlinson GA; Canadian Critical Care Trials Group and the EPOCH Investigators.

JAMA. 2018 Mar 13;319(10):1002-1012. doi: 10.1001/jama.2018.0948.

PMID:
29486493
7.

Conducting EQ-5D Valuation Studies in Resource-Constrained Countries: The Potential Use of Shrinkage Estimators to Reduce Sample Size.

Chan KKW, Xie F, Willan AR, Pullenayegum EM.

Med Decis Making. 2018 Jan;38(1):26-33. doi: 10.1177/0272989X17725748. Epub 2017 Aug 19.

PMID:
28823185
8.

Integrated collaborative care teams to enhance service delivery to youth with mental health and substance use challenges: protocol for a pragmatic randomised controlled trial.

Henderson JL, Cheung A, Cleverley K, Chaim G, Moretti ME, de Oliveira C, Hawke LD, Willan AR, O'Brien D, Heffernan O, Herzog T, Courey L, McDonald H, Grant E, Szatmari P.

BMJ Open. 2017 Feb 6;7(2):e014080. doi: 10.1136/bmjopen-2016-014080.

9.

The effect of induction method in twin pregnancies: a secondary analysis for the twin birth study.

Mei-Dan E, Asztalos EV, Willan AR, Barrett JF.

BMC Pregnancy Childbirth. 2017 Jan 6;17(1):9. doi: 10.1186/s12884-016-1201-8.

11.

Magnesium nebulization utilization in management of pediatric asthma (MagNUM PA) trial: study protocol for a randomized controlled trial.

Schuh S, Sweeney J, Freedman SB, Coates AL, Johnson DW, Thompson G, Gravel J, Ducharme FM, Zemek R, Plint AC, Beer D, Klassen T, Curtis S, Black K, Nicksy D, Willan AR; Pediatric Emergency Research Canada Group.

Trials. 2016 May 24;17(1):261. doi: 10.1186/s13063-015-1151-x.

12.

Underestimation of Variance of Predicted Health Utilities Derived from Multiattribute Utility Instruments.

Chan KK, Xie F, Willan AR, Pullenayegum EM.

Med Decis Making. 2017 Apr;37(3):262-272. doi: 10.1177/0272989X16650181. Epub 2016 Jul 10.

PMID:
27216582
13.

The impact of pedestrian countdown signals on single and two vehicle motor vehicle collisions: a quasi-experimental study.

Escott BG, Richmond SA, Willan AR, Ravi B, Howard AW.

Int J Inj Contr Saf Promot. 2017 Dec;24(4):429-434. doi: 10.1080/17457300.2016.1177551. Epub 2016 May 4.

PMID:
27142464
14.
15.

Expected Value of Sample Information with Imperfect Implementation: Improving Practice and Reducing Uncertainty with Appropriate Counterfactual Consideration.

Eckermann S, Willan AR.

Med Decis Making. 2016 Apr;36(3):282-3. doi: 10.1177/0272989X16635130. No abstract available.

PMID:
26929164
16.

Re: Maternal outcomes at 3 months after planned caesarean section versus planned vaginal birth for twin pregnancies in the Twin Birth Study: a randomised controlled trial: Counselling is difficult when outcomes are associated with mode of delivery and not the plan of mode of delivery.

Hutton EK, Hannah ME, Ross S, Joseph KS, Ohlsson A, Asztalos E, Willan AR, Allen AC, Armson BA, Gafni A, Mangoff K, Sanchez JJ, Barrett JF; Twin Birth Study Collaborative Group.

BJOG. 2016 Mar;123(4):644. doi: 10.1111/1471-0528.13769. No abstract available.

17.

Twin Birth Study: 2-year neurodevelopmental follow-up of the randomized trial of planned cesarean or planned vaginal delivery for twin pregnancy.

Asztalos EV, Hannah ME, Hutton EK, Willan AR, Allen AC, Armson BA, Gafni A, Joseph KS, Ohlsson A, Ross S, Sanchez JJ, Mangoff K, Barrett JF.

Am J Obstet Gynecol. 2016 Mar;214(3):371.e1-371.e19. doi: 10.1016/j.ajog.2015.12.051. Epub 2016 Jan 29.

PMID:
26830380
18.

Maternal outcomes at 3 months after planned caesarean section versus planned vaginal birth for twin pregnancies in the Twin Birth Study: a randomised controlled trial.

Hutton EK, Hannah ME, Ross S, Joseph KS, Ohlsson A, Asztalos EV, Willan AR, Allen AC, Armson BA, Gafni A, Mangoff K, Sanchez JJ, Barrett JF; Twin Birth Study Collaborative Group.

BJOG. 2015 Nov;122(12):1653-62. doi: 10.1111/1471-0528.13597. Epub 2015 Aug 20.

19.

Maternal vitamin D supplementation during pregnancy and lactation to promote infant growth in Dhaka, Bangladesh (MDIG trial): study protocol for a randomized controlled trial.

Roth DE, Gernand AD, Morris SK, Pezzack B, Islam MM, Dimitris MC, Shanta SS, Zlotkin SH, Willan AR, Ahmed T, Shah PS, Murphy KE, Weksberg R, Choufani S, Shah R, Al Mahmud A.

Trials. 2015 Jul 14;16:300. doi: 10.1186/s13063-015-0825-8.

20.

Evaluating processes of care and outcomes of children in hospital (EPOCH): study protocol for a randomized controlled trial.

Parshuram CS, Dryden-Palmer K, Farrell C, Gottesman R, Gray M, Hutchison JS, Helfaer M, Hunt E, Joffe A, Lacroix J, Nadkarni V, Parkin P, Wensley D, Willan AR; Canadian Critical Care Trials Group.

Trials. 2015 Jun 2;16:245. doi: 10.1186/s13063-015-0712-3.

21.

Patient safety, resident well-being and continuity of care with different resident duty schedules in the intensive care unit: a randomized trial.

Parshuram CS, Amaral AC, Ferguson ND, Baker GR, Etchells EE, Flintoft V, Granton J, Lingard L, Kirpalani H, Mehta S, Moldofsky H, Scales DC, Stewart TE, Willan AR, Friedrich JO; Canadian Critical Care Trials Group.

CMAJ. 2015 Mar 17;187(5):321-9. doi: 10.1503/cmaj.140752. Epub 2015 Feb 9.

22.

Effect of oximetry on hospitalization in bronchiolitis: a randomized clinical trial.

Schuh S, Freedman S, Coates A, Allen U, Parkin PC, Stephens D, Ungar W, DaSilva Z, Willan AR.

JAMA. 2014 Aug 20;312(7):712-8. doi: 10.1001/jama.2014.8637.

PMID:
25138332
23.

Using value-of-information methods when the disease is rare and the treatment is expensive--the example of hemophilia A.

Abrahamyan L, Willan AR, Beyene J, Mclimont M, Blanchette V, Feldman BM; Canadian Hemophilia Primary Prophylaxis (CHPS) Study Group.

J Gen Intern Med. 2014 Aug;29 Suppl 3:S767-73. doi: 10.1007/s11606-014-2880-3.

24.

Impact of emergency department probiotic treatment of pediatric gastroenteritis: study protocol for the PROGUT (Probiotic Regimen for Outpatient Gastroenteritis Utility of Treatment) randomized controlled trial.

Freedman SB, Williamson-Urquhart S, Schuh S, Sherman PM, Farion KJ, Gouin S, Willan AR, Goeree R, Johnson DW, Black K, Schnadower D, Gorelick MH; Pediatric Emergency Research Canada (PERC) Gastroenteritis Study Group.

Trials. 2014 May 14;15:170. doi: 10.1186/1745-6215-15-170.

25.

More evidence that unnecessary antenatal treatments cause harm--reply.

Asztalos EV, Willan AR, Matthews SG.

JAMA Pediatr. 2014 Apr;168(4):389-90. doi: 10.1001/jamapediatrics.2013.5244. No abstract available.

PMID:
24710588
26.

Planned cesarean or vaginal delivery for twin pregnancy.

Barrett JF, Willan AR, Joseph KS.

N Engl J Med. 2014 Jan 16;370(3):280. doi: 10.1056/NEJMc1314560. No abstract available.

27.

Underestimation of uncertainties in health utilities derived from mapping algorithms involving health-related quality-of-life measures: statistical explanations and potential remedies.

Chan KK, Willan AR, Gupta M, Pullenayegum E.

Med Decis Making. 2014 Oct;34(7):863-72. doi: 10.1177/0272989X13517750. Epub 2014 Jan 9.

PMID:
24407513
28.

Value of information methods for assessing a new diagnostic test.

Chen MH, Willan AR.

Stat Med. 2014 May 20;33(11):1801-15. doi: 10.1002/sim.6085. Epub 2014 Jan 9.

PMID:
24403241
29.

Multiple courses of antenatal corticosteroids for preterm birth study: outcomes in children at 5 years of age (MACS-5).

Asztalos EV, Murphy KE, Willan AR, Matthews SG, Ohlsson A, Saigal S, Armson BA, Kelly EN, Delisle MF, Gafni A, Lee SK, Sananes R, Rovet J, Guselle P, Amankwah K, Saleem M, Sanchez J; MACS-5 Collaborative Group.

JAMA Pediatr. 2013 Dec;167(12):1102-10. doi: 10.1001/jamapediatrics.2013.2764.

PMID:
24126948
30.

A randomized trial of planned cesarean or vaginal delivery for twin pregnancy.

Barrett JF, Hannah ME, Hutton EK, Willan AR, Allen AC, Armson BA, Gafni A, Joseph KS, Mason D, Ohlsson A, Ross S, Sanchez JJ, Asztalos EV; Twin Birth Study Collaborative Group.

N Engl J Med. 2013 Oct 3;369(14):1295-305. doi: 10.1056/NEJMoa1214939. Erratum in: N Engl J Med. 2013 Dec 12;369(24):2364.

31.

The impact of pedestrian countdown signals on pedestrian-motor vehicle collisions: a reanalysis of data from a quasi-experimental study.

Richmond SA, Willan AR, Rothman L, Camden A, Buliung R, Macarthur C, Howard A.

Inj Prev. 2014 Jun;20(3):155-8. doi: 10.1136/injuryprev-2012-040717. Epub 2013 Sep 23. Erratum in: Inj Prev. 2014 Feb;20(1):40.

32.

A flexible nonparametric approach to find candidate genes associated with disease in microarray experiments.

Hossain A, Willan AR, Beyene J.

J Bioinform Comput Biol. 2013 Apr;11(2):1250021. doi: 10.1142/S0219720012500217. Epub 2012 Oct 24.

PMID:
23600812
33.

Optimal global value of information trials: better aligning manufacturer and decision maker interests and enabling feasible risk sharing.

Eckermann S, Willan AR.

Pharmacoeconomics. 2013 May;31(5):393-401. doi: 10.1007/s40273-013-0038-5. Review.

PMID:
23529209
34.

Maternal and infant predictors of attendance at Neonatal Follow-Up programmes.

Ballantyne M, Stevens B, Guttmann A, Willan AR, Rosenbaum P.

Child Care Health Dev. 2014 Mar;40(2):250-8. doi: 10.1111/cch.12015. Epub 2013 Jan 7.

PMID:
23294101
35.

Determining optimal sample sizes for multistage adaptive randomized clinical trials from an industry perspective using value of information methods.

Chen MH, Willan AR.

Clin Trials. 2013 Feb;10(1):54-62. doi: 10.1177/1740774512467404. Epub 2012 Dec 21.

PMID:
23263520
36.

Bias-corrected estimator for intraclass correlation coefficient in the balanced one-way random effects model.

Atenafu EG, Hamid JS, To T, Willan AR, Feldman BM, Beyene J.

BMC Med Res Methodol. 2012 Aug 20;12:126. doi: 10.1186/1471-2288-12-126.

37.

Value of information methods for planning and analyzing clinical studies optimize decision making and research planning.

Willan AR, Goeree R, Boutis K.

J Clin Epidemiol. 2012 Aug;65(8):870-6. doi: 10.1016/j.jclinepi.2012.01.017. Epub 2012 May 18.

PMID:
22609138
38.

Value of information and pricing new healthcare interventions.

Willan AR, Eckermann S.

Pharmacoeconomics. 2012 Jun 1;30(6):447-59. doi: 10.2165/11592250-000000000-00000.

PMID:
22591129
39.

Effect of antenatal corticosteroids on fetal growth and gestational age at birth.

Murphy KE, Willan AR, Hannah ME, Ohlsson A, Kelly EN, Matthews SG, Saigal S, Asztalos E, Ross S, Delisle MF, Amankwah K, Guselle P, Gafni A, Lee SK, Armson BA; Multiple Courses of Antenatal Corticosteroids for Preterm Birth Study Collaborative Group.

Obstet Gynecol. 2012 May;119(5):917-23. doi: 10.1097/AOG.0b013e31825189dc.

PMID:
22525902
40.

Haemophilia prophylaxis: how can we justify the costs?

Feldman BM, Berger K, Bohn R, Carcao M, Fischer K, Gringeri A, Hoots K, Mantovani L, Willan AR, Schramm W.

Haemophilia. 2012 Sep;18(5):680-4. doi: 10.1111/j.1365-2516.2012.02790.x. Epub 2012 Apr 17. Review.

PMID:
22507524
41.

Transition to neonatal follow-up programs: is attendance a problem?

Ballantyne M, Stevens B, Guttmann A, Willan AR, Rosenbaum P.

J Perinat Neonatal Nurs. 2012 Jan-Mar;26(1):90-8. doi: 10.1097/JPN.0b013e31823f900b.

PMID:
22293647
42.

Rapid versus standard intravenous rehydration in paediatric gastroenteritis: pragmatic blinded randomised clinical trial.

Freedman SB, Parkin PC, Willan AR, Schuh S.

BMJ. 2011 Nov 17;343:d6976. doi: 10.1136/bmj.d6976.

43.

Sample size determination for cost-effectiveness trials.

Willan AR.

Pharmacoeconomics. 2011 Nov;29(11):933-49. doi: 10.2165/11587130-000000000-00000. Review.

PMID:
21988292
44.

Maternal side-effects after multiple courses of antenatal corticosteroids (MACS): the three-month follow-up of women in the randomized controlled trial of MACS for preterm birth study.

Murphy KE, Hannah ME, Willan AR, Ohlsson A, Kelly EN, Matthews SG, Saigal S, Asztalos E, Ross S, Delisle MF, Tomat L, Amankwah K, Guselle P, Gafni A, Lee SK, Armson BA; MACS Collaborative Group.

J Obstet Gynaecol Can. 2011 Sep;33(9):909-21.

PMID:
21923988
45.

Accounting for between-study variation in incremental net benefit in value of information methodology.

Willan AR, Eckermann S.

Health Econ. 2012 Oct;21(10):1183-95. doi: 10.1002/hec.1781. Epub 2011 Sep 1.

PMID:
21882285
46.

Presenting evidence and summary measures to best inform societal decisions when comparing multiple strategies.

Eckermann S, Willan AR.

Pharmacoeconomics. 2011 Jul;29(7):563-77. doi: 10.2165/11587100-000000000-00000.

PMID:
21671686
47.

Cost-effectiveness analysis of cast versus splint in children with acceptably angulated wrist fractures.

von Keyserlingk C, Boutis K, Willan AR, Hopkins RB, Goeree R.

Int J Technol Assess Health Care. 2011 Apr;27(2):101-7. doi: 10.1017/S0266462311000067. Epub 2011 Mar 29.

PMID:
21447261
48.

The Early External Cephalic Version (ECV) 2 Trial: an international multicentre randomised controlled trial of timing of ECV for breech pregnancies.

Hutton EK, Hannah ME, Ross SJ, Delisle MF, Carson GD, Windrim R, Ohlsson A, Willan AR, Gafni A, Sylvestre G, Natale R, Barrett Y, Pollard JK, Dunn MS, Turtle P; Early ECV2 Trial Collaborative Group.

BJOG. 2011 Apr;118(5):564-77. doi: 10.1111/j.1471-0528.2010.02837.x. Epub 2011 Feb 4.

49.

Consistently estimating absolute risk difference when translating evidence to jurisdictions of interest.

Eckermann S, Coory M, Willan AR.

Pharmacoeconomics. 2011 Feb;29(2):87-96. doi: 10.2165/11585910-000000000-00000.

PMID:
21166479
50.

Clinical inertia in patients with T2DM requiring insulin in family practice.

Harris SB, Kapor J, Lank CN, Willan AR, Houston T.

Can Fam Physician. 2010 Dec;56(12):e418-24.

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