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DTSTART:20251002T020000
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BEGIN:VEVENT
DESCRIPTION:\n\n\n\n\n\n\nDate: \;Thursday 13th November 2025\nTime:&nb
sp\;16:00-17:00 GMT | 17:00-18:00 CET \;| 11:00-12:00 EST\nPresenters:
\;Cesar Torres and Suzie Cro\nChair: \;Kevin Ding\nLocation:
\;Online via Zoom\n\nWho is this event intended for? \;Anyone interest
ed in hearing more about missing data.\nWhat is the benefit of attending?&
nbsp\;o gain a better understanding about missing data: tipping point meth
odology to evaluate sensitivity to potential violations in missing data as
sumptions and the handling of partially observed trial data after treatmen
t withdrawal.\n\nThis event is free to attend for both Members of PSI and
Non-Members.\n\nTo register\, please \;click here. \;\nOverview\nP
lease join us to hear Cesar Torres (FDA) and Suzie Cro (Imperial College L
ondon) present their recent work.\n\n1. Cesar Torres\, Gregory Levin\, Dan
iel Rubin\, William Koh\, Rebecca Chiu\, Thomas Permutt: A Tipping Point M
ethod to Evaluate Sensitivity to Potential Violations in Missing Data Assu
mptions - https://onlinelibrary.wiley.com/doi/10.1002/pst.70002 \;\n\n
2. Suzie Cro\, James H. Roger\, James R. Carpenter: Handling Partially Obs
erved Trial Data After Treatment Withdrawal: Introducing Retrieved Dropout
Reference-Base Centred Multiple Imputation - \;https://onlinelibrary.
wiley.com/doi/10.1002/pst.2416\n\nPost presentation discussions to informa
tion to follow.\n\nPSI Journal Club is sponsored by Wiley. For each of the
se published papers there will be a 20 minute presentation by author follo
wed by a 10 minute discussion.\n\nPapers will be made available to view pr
ior to the meeting and presentation slides will be available a week before
the JC. Journal subscribers can access papers at any time. Audio recordin
gs will be available shortly after the JC to download from the PSI website
.\n\nThe meetings are open to both PSI and non-PSI members\nSpeaker detail
s\n\n\n\n \n \n \n Speaker\n \n
\n Biography\n \n \n \n
\n Kevin Ding\, Ocular Therapeutix\n Kevin
completed his graduate studies in biostatistics from University of Massach
usetts at Amherst. He has over 16 years experience working as a biostatist
ician in various pharmaceutical companies\, including J&\;J\, Novartis
and AstraZeneca. He is currently working as a statistical consultant for O
cular Therapeutix. Kevin's research interests include estimand\, missing d
ata imputation and adaptive design. He presented the topic of missing data
and estimand in JSM and PSI webinar before. The methods in these presenta
tions were applied and implemented in several phase 3 clinical trials he w
orked on.\n \n \n \n Cesar Torres\, FD
A\n \n Cesar completed his graduate studies at the U
niversity of Washington&rsquo\;s Department of Biostatistics. He now works
at the FDA&rsquo\;s Center for Drug Evaluation and Research in the Office
of Biostatistics (OB) as the acting team leader for the statistical revie
w team supporting the Division of Rheumatology and Transplant Medicine. He
also serves as a member of the OB estimands working group\, as well as th
e chair of the OB missing data working group. Cesar&rsquo\;s research inte
rests include estimands\, missing data\, the evaluation of safety and bene
fit-risk\, and finite sample properties of select statistical methodologie
s.\n \n \n \n Suzie Cro\, Imperial Col
lege London\n \n Dr Suzie Cro is Head of Trial Metho
dology and co-Head of the Statistics section at Imperial Clinical Trials U
nit (ICTU)\, Imperial College London. She has over 15 years&rsquo\; experi
ence in the design and analysis of clinical trials and other interventiona
l studies across clinical areas including dermatology\, musculoskeletal\,
dementia and opiate addiction. Her core statistical research interests inc
lude translating the ICH-E9-R1 addendum on estimands and sensitivity analy
sis in clinical trials into best practice for researchers and patients and
the public\, handling missing data and transparency in the statistical an
alysis of clinical trials. She obtained her PhD in medical statistical fro
m the London School of Hygiene and Tropical Medicine.\n \n \n\n&
nbsp\;
DTEND:20251113T170000Z
DTSTAMP:20260310T061933Z
DTSTART:20251113T160000Z
LOCATION:
SEQUENCE:0
SUMMARY:PSI Journal Club: Missing Data
UID:RFCALITEM639087203739262930
X-ALT-DESC;FMTTYPE=text/html:
\n
\n
\n
\n
\n
\n
\nDate: \;Thursday 13th November 2025
\nTime: \;1
6:00-17:00 GMT | 17:00-18:00 CET \;| 11:00-12:00 EST
\nPr
esenters: \;Cesar Torres and Suzie Cro
\nChair:<
/strong> \;Kevin Ding
\nLocation: \;Online v
ia Zoom
\n
\nWho is this event intended for?
\;Anyone interested in hearing more about missing data.
\nWhat is the benefit of attending? \;
o gain a better unders
tanding about missing data: tipping point methodology to evaluate sensitiv
ity to potential violations in missing data assumptions and the handling o
f partially observed trial data after treatment withdrawal.
\n
\
nThis event is free to attend for both Members of PSI and Non-Members.
\n\nTo register\, please \;click he
re
. \;\nOverview
\nPlease join us t
o hear Cesar Torres (FDA) and Suzie Cro (Imperial
College London) present their recent work.
\n
\n1. Ces
ar Torres\, Gregory Levin\, Daniel Rubin\, William Koh\, Rebecca Chiu\, Th
omas Permutt: A Tipping Point Method to Evaluate Sensitivity to Potential
Violations in Missing Data Assumptions - https://onlinelibrary.wiley.com/doi/10.1002
/pst.70002 \;
\n
\n2. Suzie Cro\, James H. Roger\, James
R. Carpenter: Handling Partially Observed Trial Data After Treatment With
drawal: Introducing Retrieved Dropout Reference-Base Centred Multiple Impu
tation - \;https://onlinelibrary.wiley.com/doi/10.1002/pst.2416
\n
\nPost
presentation discussions to information to follow.
\n
\nPSI Jour
nal Club is sponsored by Wiley. For each of these published papers there w
ill be a 20 minute presentation by author followed by a 10 minute discussi
on.
\n
\nPapers will be made available to view prior to the meet
ing and presentation slides will be available a week before the JC. Journa
l subscribers can access papers at any time. Audio recordings will be avai
lable shortly after the JC to download from the PSI website.
\n
\nThe meetings are open to both PSI and non-PSI members
\nSpeaker d
etails
\n\
n\n \n
\n | \n Speaker \n | \n \n Biography \n | \n
\n \n 
\n Kevin Ding\, Ocu
lar Therapeutix | \n Kevin completed his graduate studies in biostatistics from University
of Massachusetts at Amherst. He has over 16 years experience working as a
biostatistician in various pharmaceutical companies\, including J&\;J\
, Novartis and AstraZeneca. He is currently working as a statistical consu
ltant for Ocular Therapeutix. Kevin's research interests include estimand\
, missing data imputation and adaptive design. He presented the topic of m
issing data and estimand in JSM and PSI webinar before. The methods in the
se presentations were applied and implemented in several phase 3 clinical
trials he worked on. | \n
\n \n 
\n Cesar Torres\, FDA
\n | \n Cesar completed his graduate studies at the University of Washingt
on&rsquo\;s Department of Biostatistics. He now works at the FDA&rsquo\;s
Center for Drug Evaluation and Research in the Office of Biostatistics (OB
) as the acting team leader for the statistical review team supporting the
Division of Rheumatology and Transplant Medicine. He also serves as a mem
ber of the OB estimands working group\, as well as the chair of the OB mis
sing data working group. Cesar&rsquo\;s research interests include estiman
ds\, missing data\, the evaluation of safety and benefit-risk\, and finite
sample properties of select statistical methodologies. | \n
\n \n 
\n Suzie Cro\, Imper
ial College London
\n | \n Dr Suzie Cro is Head of Trial Methodology and
co-Head of the Statistics section at Imperial Clinical Trials Unit (ICTU)\
, Imperial College London. She has over 15 years&rsquo\; experience in the
design and analysis of clinical trials and other interventional studies a
cross clinical areas including dermatology\, musculoskeletal\, dementia an
d opiate addiction. Her core statistical research interests include transl
ating the ICH-E9-R1 addendum on estimands and sensitivity analysis in clin
ical trials into best practice for researchers and patients and the public
\, handling missing data and transparency in the statistical analysis of c
linical trials. She obtained her PhD in medical statistical from the Londo
n School of Hygiene and Tropical Medicine. | \n
\n \n
\n \;
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