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Items: 1 to 50 of 249

1.

Complex care for kids Ontario: protocol for a mixed-methods randomised controlled trial of a population-level care coordination initiative for children with medical complexity.

Orkin J, Chan CY, Fayed N, Lin JLL, Major N, Lim A, Peebles ER, Moretti ME, Soscia J, Sultan R, Willan AR, Offringa M, Guttmann A, Bartlett L, Kanani R, Culbert E, Hardy-Brown K, Gordon M, Perlmutar M, Cohen E.

BMJ Open. 2019 Aug 1;9(8):e028121. doi: 10.1136/bmjopen-2018-028121.

2.

The effect of testing and feedback on the forgetting curves for radiograph interpretation skills.

Boutis K, Pecaric M, Carrière B, Stimec J, Willan A, Chan J, Pusic M.

Med Teach. 2019 Jul;41(7):756-764. doi: 10.1080/0142159X.2019.1570098. Epub 2019 May 2.

PMID:
31046500
3.

Authors' reply re: Urinary stress incontinence and other maternal outcomes 2 years after caesarean or vaginal birth for twin pregnancy: a multicentre randomised trial.

Hutton EK, Hannah ME, Willan A, Ross S, Armson A, Gafni A, Joseph KS, Mangoff K, Ohlsson A, Sanchez J, Asztalos E, Barrett J; Twin Birth Study Collaborative Group.

BJOG. 2019 Mar;126(4):547. doi: 10.1111/1471-0528.15582. No abstract available.

PMID:
30729657
4.

Multicenter Trial of a Combination Probiotic for Children with Gastroenteritis.

Freedman SB, Williamson-Urquhart S, Farion KJ, Gouin S, Willan AR, Poonai N, Hurley K, Sherman PM, Finkelstein Y, Lee BE, Pang XL, Chui L, Schnadower D, Xie J, Gorelick M, Schuh S; PERC PROGUT Trial Group.

N Engl J Med. 2018 Nov 22;379(21):2015-2026. doi: 10.1056/NEJMoa1802597.

PMID:
30462939
5.

Oral Ondansetron Administration to Nondehydrated Children With Diarrhea and Associated Vomiting in Emergency Departments in Pakistan: A Randomized Controlled Trial.

Freedman SB, Soofi SB, Willan AR, Williamson-Urquhart S, Ali N, Xie J, Dawoud F, Bhutta ZA.

Ann Emerg Med. 2019 Mar;73(3):255-265. doi: 10.1016/j.annemergmed.2018.09.011. Epub 2018 Nov 2.

6.

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.

7.

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. 2019 Mar;46(1):193-200. doi: 10.1111/birt.12387. Epub 2018 Aug 2.

PMID:
30073688
8.

Urinary stress incontinence and other maternal outcomes 2 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 J; Twin Birth Study Collaborative Group.

BJOG. 2018 Dec;125(13):1682-1690. doi: 10.1111/1471-0528.15407. Epub 2018 Aug 27.

9.

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.

10.

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.

11.

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.

12.

The minimally effective dose of sucrose for procedural pain relief in neonates: a randomized controlled trial.

Stevens B, Yamada J, Campbell-Yeo M, Gibbins S, Harrison D, Dionne K, Taddio A, McNair C, Willan A, Ballantyne M, Widger K, Sidani S, Estabrooks C, Synnes A, Squires J, Victor C, Riahi S.

BMC Pediatr. 2018 Feb 23;18(1):85. doi: 10.1186/s12887-018-1026-x.

13.

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
14.

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.

15.

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.

17.

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.

18.

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
19.

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
20.
21.

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
22.

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.

23.

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
24.

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.

25.

Cost Consequence Analysis of Implementing the Low Risk Ankle Rule in Emergency Departments.

Boutis K, von Keyserlingk C, Willan A, Narayanan UG, Brison R, Grootendorst P, Plint AC, Parker M, Goeree R.

Ann Emerg Med. 2015 Nov;66(5):455-463.e4. doi: 10.1016/j.annemergmed.2015.05.027. Epub 2015 Jul 14.

PMID:
26187612
26.

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.

27.

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.

28.

Emergency Department Treatment of Children With Diarrhea Who Attend Day Care: A Randomized Multidose Trial of a Lactobacillus helveticus and Lactobacillus rhamnosus Combination Probiotic.

Freedman SB, Sherman PM, Willan A, Johnson D, Gouin S, Schuh S; Pediatric Emergency Research Canada (PERC).

Clin Pediatr (Phila). 2015 Oct;54(12):1158-66. doi: 10.1177/0009922815569200. Epub 2015 Feb 10.

PMID:
25669920
29.

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.

30.

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
31.

Association between gestational age at birth, antenatal corticosteroids, and outcomes at 5 years: multiple courses of antenatal corticosteroids for preterm birth study at 5 years of age (MACS-5).

Asztalos E, Willan A, Murphy K, Matthews S, Ohlsson A, Saigal S, Armson A, Kelly E, Delisle MF, Gafni A, Lee S, Sananes R, Rovet J, Guselle P, Amankwah K; MACS-5 Collaborative Group.

BMC Pregnancy Childbirth. 2014 Aug 13;14:272. doi: 10.1186/1471-2393-14-272.

32.

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.

33.

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.

34.

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
35.

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.

PMID:
24428474
36.

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
37.

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
38.

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
39.

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.

40.

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.

41.

Effect of the Low Risk Ankle Rule on the frequency of radiography in children with ankle injuries.

Boutis K, Grootendorst P, Willan A, Plint AC, Babyn P, Brison RJ, Sayal A, Parker M, Mamen N, Schuh S, Grimshaw J, Johnson D, Narayanan U.

CMAJ. 2013 Oct 15;185(15):E731-8. doi: 10.1503/cmaj.122050. Epub 2013 Aug 12.

42.

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
43.

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
44.

Effect of behavioural-educational intervention on sleep for primiparous women and their infants in early postpartum: multisite randomised controlled trial.

Stremler R, Hodnett E, Kenton L, Lee K, Weiss S, Weston J, Willan A.

BMJ. 2013 Mar 20;346:f1164. doi: 10.1136/bmj.f1164.

45.

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
46.

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
47.

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.

48.

A parent-child dyad approach to the assessment of health status and health-related quality of life in children with asthma.

Ungar WJ, Boydell K, Dell S, Feldman BM, Marshall D, Willan A, Wright JG.

Pharmacoeconomics. 2012 Aug 1;30(8):697-712. doi: 10.2165/11597890-000000000-00000.

49.

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
50.

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

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