From each study, we recorded available data regarding years of follow-up, number of patients, baseline patient characteristics, cause of heterotopic bone formation (burn injury, elbow fracture, or head injury/coma), preoperative and postoperative range of elbow motion, postoperative management, additional procedures or medication, and postoperative complications.
Some jurisdictions didn't offer data electronically and among the states that made electronic records available, data often weren't collected in a uniform format, creating barriers to systematic analysis.
The database includes inpatient and outpatient diagnoses (ICD-9 format), procedure (Current Procedural Terminology, 4th edition and Healthcare Common Procedure Coding System formats), both retail and mail-order prescription records, available data on prescription claims that include the National Drug Code, day's supply and quantity dispensed.
Other populations, however, may be defined by characteristics such as ethnicity or country of origin that may not be recorded in routinely available data sources [ 6].
Reference conditions and metric scoring thresholds were developed using a combination of historical records, best available data, and expert judgement.
Of the 1,519 applications from patients, 601 were accepted based on the likelihood that the network would be able to help them, given their past medical records and available data.
In addition, we found no significant differences within the MenC eligible age-cohorts between the total sampled population and the persons for whom a MenCC immunization record was available (data not shown).
A cross-tabulation, at our department, of records with available data from both sources confirmed this expectation (unpublished data).
An overview of the difficulties associated with the modelling of tsunamigenic events based on the historical record of available data can be found at the NOAA-NGDC URL, www.ngdc.noaa.gov/seg/hazard/tsuintro.shtml.
Our lifetime model is based entirely on clinically available data recorded in NHS electronic healthcare records as part of routine clinical care.
The manually recorded data available for analysis covered 672 hours corresponding to 36,492 digital data points.
