Exact(14)
Patients were divided into two groups: I) a 'truly retrospective' group of 27 patients with PNES and 27 patients with epilepsy whose data served to develop the score, and II) a 'pseudoprospective' group of 28 patients each with PNES and epilepsy to whom the score was applied.
A larger cohort was used to develop the SCORE risk chart than the Framingham model.
We validated the QDScore in a separate sample of general practices from those used to develop the score.
Prognostic factors that were significant on both UV and MV analyses were used to develop the score.
14 15 The performance of a risk score is typically overestimated in the original data used to develop the score.
The present validation has been done on two completely separate sets of practices and individuals to those which were used to develop the score.
Similar(46)
To develop the scoring system, 100 dogs consecutively admitted to an intensive care unit (ICU) with diseases predisposing for DIC were enrolled prospectively (group A).
The following steps were taken to develop the scoring system[20], [21]: 1) item generation; 2) pretesting with item aggregation; 3) inter-rater and test-retest reliability; and 4) construct validity.
Those independent prognostic factors significant in both analyses were used to develop the scoring system.
We used 565 practices to develop the scores and 188 for validation.
Panel members are asked to complete the test individually, and their answers are used to develop the scoring key [ 16].
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