Patient Record Linking
Patient Record Linking - Related Videos
09:32
Network Analysis of Foramen Ovale Electrode Recordings in Drug-resistant Temporal Lobe Epilepsy Patients
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Cited by 5 •
2016
This protocol describes a procedure to track the evolution of mesial network measures in temporal lobe epilepsy (TLE) patients. It is based on the combination of intracranial recordings with a novel numerical technique for data analysis. Specifically, we present a protocol for network analyses of foramen ovale recordings.
02:04
Covalently Linked Protein Regulators
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2020
Proteins can undergo many types of post-translational modifications, often in response to changes in their environment. These modifications play an important role in the function and stability of these proteins. Covalently linked molecules include functional groups, such as methyl, acetyl, and phosphate groups, and also small proteins, such as ubiquitin. There are around 200 different types of covalent regulators that have been identified. These groups modify specific amino acids in a protein.
01:19
X-linked Traits
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2021
In most mammalian species, females have two X sex chromosomes and males have an X and Y. As a result, mutations on the X chromosome in females may be masked by the presence of a normal allele on the second X. In contrast, a mutation on the X chromosome in males more often causes observable biological defects, as there is no normal X to compensate. Trait variations arising from mutations on the X chromosome are called “X-linked”. One well-studied example of an X-linked trait is color blindness.
01:19
X-linked Traits
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2025
In most mammalian species, females have two X sex chromosomes and males have an X and Y. As a result, mutations on the X chromosome in females may be masked by the presence of a normal allele on the second X. In contrast, a mutation on the X chromosome in males more often causes observable biological defects, as there is no normal X to compensate. Trait variations arising from mutations on the X chromosome are called “X-linked”. One well-studied example of an X-linked trait is color blindness.
01:24
Data Reporting and Recording
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2023
Reporting and recording are crucial in data documentation. The timely, thorough, and accurate documentation of facts is essential when recording patient data. Failure to record findings during an assessment or interpretation of a problem will result in loss of information and make the patient document unreliable. The reader is left with general impressions if the information is not specific. A recording is documenting data of the individual's health information in a traceable, secure, and...
FAQs
Deterministic and probabilistic approaches make different kinds of linkage decisions. Deterministic rules require specified agreement patterns across selected fields, whereas probabilistic scoring estimates how strongly the available evidence supports a match when identifiers are incomplete or inconsistent. Combining both can accommodate variation in real-world records while retaining explicit decision criteria for integration across healthcare sources.
Field quality directly affects the confidence of a proposed link. Names, birth dates, addresses, telephone numbers, and medical record numbers may be missing, inconsistent, or formatted differently, so the process must interpret the available combination rather than depend on one identifier alone. This matters because both unresolved duplicates and incorrect merges reduce the reliability of linked medical information.
Quality checks help identify questionable links and limit errors before linked records support care, research, or planning. Privacy safeguards are equally important because the process connects information held by multiple healthcare organizations. Together, these controls support useful longitudinal datasets while helping reduce identification errors and promoting responsible handling of patient information.
An operational workflow begins by comparing available demographic and administrative fields across records. The system then applies deterministic rules, probabilistic scoring, or a combination to estimate whether entries refer to the same person. Quality checks can be applied to the resulting links before the integrated information is used, helping distinguish usable connections from potential identification errors.
Linking is useful when information is distributed among hospitals, clinics, laboratories, and research databases. It can assemble a more continuous longitudinal view for patient care, support population health analysis, enable clinical research, and inform health-system planning. The value comes from connecting relevant records across organizational boundaries rather than analyzing each source as an isolated collection.
Researchers and health organizations can use linked records to connect observations that would otherwise remain separated across datasets. In medicine, this supports longitudinal care, population-level analysis, clinical research, and planning based on information drawn from multiple healthcare settings. Interpretation still depends on linkage quality, because duplicate or incorrectly merged records can undermine the reliability of the integrated view.