Results 51 to 60 of about 16,135,492 (293)

Non‐response bias in internet‐based advertising conversion studies

International Journal of Culture, Tourism and Hospitality Research, 2012
PurposeThe purpose of this study is to estimate the extent (mean and range) of non‐response bias in online travel advertising conversion studies for 24 destinations located throughout the USA.Design/methodology/approachThe method uses two weighting procedures (i.e.
Park, Sangwon, Fesenmaier, Daniel R.
openaire   +4 more sources

How much informative response/non-response bias is too much? A back-of-the-envelope answer

, 2023
Background: Informative response/non-response bias in survey research may skew effect size estimates; however, an upper limit of tolerable bias has not been established.
Maureen Murdoch, Siamak Noorbaloochi, Echo GQ Nelson   +2 more
core   +1 more source

The Impact of the COVID‐19 Pandemic on Childhood Cancer Survival: A Population‐Based Assessment of Survival Patterns Between 2015 and 2023 in Germany

Pediatric Blood &Cancer, EarlyView.
ABSTRACT Background Numerous international studies have reported declines in new cancer diagnoses, delayed diagnoses and disruptions in cancer treatment following the implementation of COVID‐19 pandemic public health measures, raising concerns that these effects may ultimately contribute to increased cancer mortality.
Friederike Erdmann, Maike Wellbrock, Javier Louro, Arndt Borkhardt, Martin Schrappe, Claudia Trübenbach, Desiree Grabow, Cécile M. Ronckers, Joachim Schüz   +8 more
wiley   +1 more source

Preventing bias from selective non-response in population-based survey studies: findings from a Monte Carlo simulation study

BMC Medical Research Methodology, 2019
Background Health researchers often use survey studies to examine associations between risk factors at one time point and health outcomes later in life.
Kristin Gustavson, Espen Røysamb, Ingrid Borren   +2 more
doaj   +1 more source

Ist Krieg reine Männersache? (Interview mit Leandra Bias)

, 2022
Serie Friedensförderung, Folge 4: 27 bewaffnete Konflikte gibt es zurzeit auf der Welt, und wie immer in der Menschheitsgeschichte sind die Schlüsselakteure Männer. Ist Krieg ein Kind der Männer und können Frauen die Sicherheitspolitik verändern?
Bias, Leandra
core  

Early life factors, childhood cognition and postal questionnaire response rate in middle age: the Aberdeen Children of the 1950s study. [PDF]

, 2005
BACKGROUND: Little is known about the relationship between early life factors and survey response in epidemiological studies of adults. METHODS: The Children of the 1950s cohort is composed of 12,150 children (boys 51.7%) born in Aberdeen 1950-56 and in ...
Heather Clark, David A Leon, Leon, David A, Morton, Susan M, Nishiwaki, Yuji, Nishiwaki Yuji, Leon David A, Clark Heather, Morton Susan M, Clark, Heather, Yuji Nishiwaki, Susan M Morton   +11 more
core   +2 more sources

Venetoclax‐Based Therapy as a Bridge to Hematopoietic Stem Cell Transplantation in Relapsed or Refractory Pediatric Acute Leukemia

Pediatric Blood &Cancer, EarlyView.
ABSTRACT Relapsed and/or refractory (R/R) pediatric acute leukemia carries a dismal prognosis, largely driven by chemoresistance to conventional salvage therapy. The BH3‐mimetic venetoclax, combined with chemotherapy or hypomethylating agents, has demonstrated efficacy in small clinical trials.
Katherine S. Colman, Deborah Meyran, Vajiranee Malalasekera, Heather Weerdenburg, Janine Campbell, Rachel Conyers, Stacie Wang, Hannah Walker, Seong Lin Khaw, Diane Hanna   +9 more
wiley   +1 more source

The effect of home visits as an additional recruitment step on the composition of the final sample: a cross-sectional analysis in two study centers of the German National Cohort (NAKO)

BMC Medical Research Methodology, 2021
Background Participation in epidemiologic studies has been declining over the last decades. In addition to postal invitations and phone calls, home visits can be conducted to increase participation.
Lilian Krist, Ahmed Bedir, Julia Fricke, Alexander Kluttig, Rafael Mikolajczyk   +4 more
doaj   +1 more source

Biphasic Clinical Course of Pediatric Cytomegalovirus‐Associated Immune Thrombocytopenia: Early Poor Treatment Response but Favorable Long‐Term Outcomes

Pediatric Blood &Cancer, EarlyView.
ABSTRACT Background Cytomegalovirus (CMV) is a recognized trigger of immune thrombocytopenia (ITP); however, its incidence and impact on disease course in children remain controversial. Therefore, we aimed to characterize the clinical course of pediatric patients with CMV‐associated ITP.
Oded Gilad, Ohad Atia, Osama Tanous, Dafna Brik Simon, Michal Dvori, Miriam Cohen, Tracie A. Goldberg, Efraim Bilavsky, Joanne Yacobovich, Orna Steinberg‐Shemer   +9 more
wiley   +1 more source

Response rates in postal surveys of healthcare professionals between 1996 and 2005: An observational study

BMC Health Services Research, 2009
Background Postal surveys are a frequently used method of data collection in health services research. Low response rates increase the potential for bias and threaten study validity.
Eccles Martin P, Dickinson Heather O, Cook Julia V   +2 more
doaj   +1 more source