nonresponse bias
Maximizing Data Quality using Mode Switching in Mixed-Device Survey Design: Nonresponse Bias and Models of Demographic Behavior
... As internet access spreads worldwide, conducting survey interviews via the web has become an attractive method for lowering data collection costs while increasing the frequency of interviewing, especially in longitudinal ...
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Reducing postal survey nonresponse bias by sample selection incorporating noncontact propensity : a thesis presented in partial fulfilment of the requirements of the degree of Doctor of Philosophy at Massey University
... Sample surveys are a valuable tool for researchers in their efforts to aid decision making, whether it be guidance in the development of policy, gauging likely consumer response to business initiatives, or tracking ...
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Practical implications of nonresponse bias in sample surveys : a thesis presented in partial fulfilment of the requirements for the degree of Master of Business Studies at Massey University
... The study found that, at a response rate of 48%, demographic and awareness variables were prone to nonresponse bias in the telephone survey, and that attitude and demographic variables h[r] ...
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Using auxiliary data to model nonresponse bias The challenge of knowing too much about nonrespondents rather than too little?
... investigate nonresponse bias in social ...in nonresponse adjustment and, crucially, that there may be value in moving beyond the ‘usual suspects’ to consider alternative data ...
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Nonresponse Bias in a Follow-up Study of 19-Year-Old Adolescents Born as Preterm Infants
... groups. Nonresponse decreased the pro- portion of infants with adverse outcome in assessed chil- ...the nonresponse bias needs to be ...adolescents, bias, follow-up studies, out- comes of ...
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Evaluating the risk of nonresponse bias in educational large-scale assessments with school nonresponse questionnaires: a theoretical study
... All participating countries in the Programme for the International Assessment of Adult Competences (PIAAC) (OECD 2013) were required to carry out a “basic nonre- sponse bias analysis”. This consisted in comparing ...
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Estimating Nonresponse Bias in Mail Surveys
... response bias [17, 50] rather than nonresponse ...from nonresponse bias, it is often difficult to conclude that the other items are also free from bias [10, ...
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Assessing nonresponse bias at follow-up in a large prospective cohort of relatively young and mobile military service members
... The Millennium Cohort is a 22-year prospective cohort study that began enrollment in 2001 and admi- nistered its first follow-up assessment in 2004. The cohort comprises a population of relatively young, highly mobile ...
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Practical implications of nonresponse bias in sample surveys : a thesis presented in partial fulfilment of the requirements for the degree of Master of Business Studies at Massey University
... To achieve this, interim estimates from two surveys one mail and one telephone survey were generated at several different response rates and compared with the final estimates... In this [r] ...
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Estimating Nonresponse Bias in Mail Surveys
... "Estimating Bias Due to Nonresponse the first two waves were used to predict bias in the in Mail Surveys," Public Opinion Quarterly, 40 Winter third wave, they were correct for 89% and i[r] ...
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Coverage of the migrant population in large-scale assessment surveys. Experiences from PIAAC in Germany
... for nonresponse among migrants in PIAAC ...for nonresponse bias in the PIAAC Germany data and found that being a migrant cor- related with nonresponse: Migrants were indeed significantly less ...
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The Use of Respondent Incentives in PIAAC: The Field Test Experiment in Germany
... Incentives may have differential effects on certain socio-demographic groups because the perceived benefits of an incentive are subjective and therefore could affect the sample composition (Singer & Kulka, 2002). The ...
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Nonresponse in CATI-Surveys. An Empirical Study on the Effects of Interviewers’ Vocal Characteristics
... denn Nonresponse ist – gleich welche Befragungsmethode genutzt wird – stets ein wesentliches Problem sozialwissenschaftlicher ...(Nonresponse bias, siehe ...und Nonresponse zu ...
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Temporal Perspectives of Nonresponse During a Survey Design Phase
... of nonresponse bias for several other ...of nonresponse could have proven equally as ...no nonresponse adjustments have been ...for nonresponse adjustments to be made prior to assessing ...
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On the impact of nonresponse in logistic regression: application to the 45 and Up study
... by nonresponse, the first approach was to use propensity score to weigh each follow-up ...assess nonresponse bias in cohort ...for nonresponse by the means of using IPW had very little impact ...
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Estimation of Finite Population Mean and Superpopulation Parameters when the Sampling Design is Informative and Nonresponse Mechanism is Nonignorable
... to nonresponse is nevertheless an issue; striking a balance between variance increase and bias reduction is considered, for example, in Little and Vartivarian ...unit nonresponse are almost never ...
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Müller, Bettina (2017): Addressing issues of unit nonresponse and sample attrition in a relationship and family panel. Dissertation, LMU München: Sozialwissenschaftliche Fakultät
... unit nonresponse in cross-sectional contexts, selectivity in longitudinal surveys is particularly an issue if it concerns or is related to key survey ...may bias substantive analyses and limit the study’s ...
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Seiler, Christian (2013): Nonresponse in business tendency surveys: theoretical discourse and empirical evidence. Dissertation, LMU München: Fakultät für Mathematik, Informatik und Statistik
... item nonresponse, so we will provide descriptive statistics only for cases of unit ...of nonresponse) is 659,650 from 6822 enterprises in industry (with an average nonresponse rate of ...unit ...
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<p>Predictors for eltrombopag response in patients with hepatitis C virus-associated thrombocytopenia</p>
... Results: Treatment response was achieved in 111 (85.38%) patients. This prospective study showed that megakaryocyte hypoplasia or aplasia and splenectomy were independent risk factors for eltrombopag nonresponse ...
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Management of chronic hepatitis C treatment failures: role of consensus interferon
... of nonresponse and relapse, CIFN was introduced as an alternative therapy for patients who failed prior courses of standard IFN alfa-2a or alfa-2b in the hopes of achieving an SVR with ...
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