Table 3 Novelty of auditing methods introduced relative to contemporary literature. CDS - core dataset

Definition as per current study

Ratio of treatment records in the registry to number of patients eligible for participation in the registry

Proportion of data captured for patients’ treatment records compared to the total number of variables within the CDS for each cohort

Accuracy of placement of patients into correct cohorts

Accuracy of data in registry validated against original data / patient submitted forms

Reliability of data against evidence based literature benchmarks

Current study

✔

✔

✔

✔

✔

Bautista et al. 2017 [13]

✔ “adherence”

✔ “completeness”

✔ “accuracy”

Torre et al. 2017 [7]

✔ “Completeness” or “quality rate”

Seagrave et al. 2014 [8]

✔ “registry completeness”

✔ “Cohort completeness” (Demographic, administrative, medical

history, procedure and acute care details only. PROMs were not audited.)

✔ (“accuracy”)

Barr et al. 2012 [9]

✔ “completeness”

✔ “accuracy”

Espehaug et al. 2006 [10]

✔ “Completeness”

Arthursson et al. 2005 [12]

✔ “Completeness”

✔ loosely described

Fender et al. 2000 [11]

✔ “Completeness”

✔ “inaccuracies”