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Table 3 Quality assessment of medical certificates of cause of death pre- and post-training in PNG (direct training strategy)

From: Improving medical certification of cause of death: effective strategies and approaches based on experiences from the Data for Health Initiative

AssessmentMCCODs with errors (%)
Pre-training (N = 948)Post-training (N = 378)Percentage improvement*
Incorrectly completed certificates (at least one error)86.460.629.8
Certificates with one error25.335.3− 39.5
Certificates with two or more errors61.125.358.59
Certificates with at least one major error55.630.744.7
Certificates with minor errors only30.829.92.92
Certificates with major errors
 Multiples causes per line16.37.951.5
 Incorrect sequence of events leading to death41.720.351.3
 Illegible handwriting4.31.662.8
 Ill-defined condition entered as an underlying cause of death39.118.752.1
 Additional information on external causes not available
 Additional information on neoplasms not available4.52.348.8
Certificates with minor errors
 Presence of blank lines within the sequence of events
 Abbreviations used in certifying the death19.85.472.7
 Absence of disease time interval74.742.343.3
 Additional errors on the certificate5.35.13.7
  1. Total column percentages may total > 100% as a single MCCOD may contain more than one error
  2. No data available
  3. *Negative values indicate lower quality after training
  4. Category may contain minor errors