Last Observation Carried Forward Imputation Technique

Known as: LOCF 
The substitution of missing data with the most recent data collected that is not missing.
National Institutes of Health

Papers overview

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Highly Cited
2011
Highly Cited
2011
BACKGROUND The increasing prevalence of overweight and obesity needs effective approaches for weight loss in primary care and… (More)
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2009
2009
In spite of widespread criticism and notwithstanding the availability of flexible, broadly valid, and conveniently implemented… (More)
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Highly Cited
2009
Highly Cited
2009
OBJECTIVE To determine whether dapagliflozin, which selectively inhibits renal glucose reabsorption, lowers hyperglycemia in… (More)
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Highly Cited
2008
Highly Cited
2008
BACKGROUND Although treatments for Alzheimer's disease sometimes improve cognition, functional ability, or behaviour compared… (More)
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Highly Cited
2006
Highly Cited
2006
OBJECTIVE To evaluate the efficacy, including radiographic changes, and safety of etanercept and methotrexate (MTX), used in… (More)
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Highly Cited
2005
Highly Cited
2005
BACKGROUND Vagus nerve stimulation (VNS) alters both concentrations of neurotransmitters or their metabolites and functional… (More)
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Highly Cited
2004
Highly Cited
2004
OBJECTIVE To determine the efficacy of donepezil in the treatment of neuropsychiatric symptoms in patients with Alzheimer disease… (More)
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Highly Cited
2002
Highly Cited
2002
This article reports an analysis of the efficacy data submitted to the U.S. Food and Drug Administration for approval of the 6… (More)
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Highly Cited
2001
Highly Cited
2001
OBJECTIVE To investigate the efficacy and safety of donepezil in patients with moderate to severe AD (standardized Mini-Mental… (More)
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Highly Cited
1998
Highly Cited
1998
The last-observation-carried-forward imputation method is commonly used for imputting data missing due to dropouts in… (More)
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