Refining a probabilistic model for interpreting verbal autopsy data

P Byass, E Fottrell, DL Huong… - … journal of public …, 2006 - journals.sagepub.com
probabilistic model for interpreting verbal autopsy (VA) data, attempting to improve the model’s
… Over a four-day period the content of the previous probabilistic model was reviewed in …

Validating physician-certified verbal autopsy and probabilistic modeling (InterVA) approaches to verbal autopsy interpretation using hospital causes of adult deaths

E Bauni, C Ndila, G Mochamah, G Nyutu… - Population health …, 2011 - Springer
… such data are not available, through verbal autopsy (VA). The … based probabilistic model
(InterVA) to interpret verbal autopsyverbal autopsy (PCVA) and the InterVA probabilistic model

A probabilistic approach to interpreting verbal autopsies: methodology and preliminary validation in Vietnam

P Byass, DL Huong… - Scandinavian Journal of …, 2003 - journals.sagepub.com
… , and weighted averages of the three most likely causes from the probabilistic model. A
certainty factor was calculated for each case, as described above. For the cases corresponding …

[HTML][HTML] Comparing verbal autopsy cause of death findings as determined by physician coding and probabilistic modelling: a public health analysis of 54 000 deaths …

P Byass, K Herbst, E Fottrell, MM Ali… - Journal of global …, 2015 - ncbi.nlm.nih.gov
… On the other hand, InterVA–4, by using a probabilistic model, computes a residual uncertainty
for each case which is then expressed as an indeterminate component. By expressing …

Probabilistic cause-of-death assignment using verbal autopsies

TH McCormick, ZR Li, C Calvert… - Journal of the …, 2016 - Taylor & Francis
… Since we wish to use clinician codes as an input into our probabilistic model rather than as
a final cause determination, we will use the broad categories from the Karonga site. Since our …

Verbal autopsy models in determining causes of death

M Tunga, J Lungo, J Chambua… - Tropical Medicine & …, 2021 - Wiley Online Library
… The physician-certified verbal autopsy (PCVA) approaches … coding of verbal autopsy (CCVA)
models perform well when … of hybrid models that combine strengths from various models

Probabilistic Methods for Verbal Autopsy Interpretation: InterVA Robustness in Relation to Variations in A Priori Probabilities

E Fottrell, K Kahn, S Tollman, P Byass - PLoS One, 2011 - journals.plos.org
… InterVA is a probabilistic method for interpreting verbal autopsy (VA) data. It uses a priori
approximations of probabilities relating to diseases and symptoms to calculate the probability of …

Revealing the burden of maternal mortality: a probabilistic model for determining pregnancy-related causes of death from verbal autopsies

E Fottrell, P Byass, TW Ouedraogo, C Tamini… - Population Health …, 2007 - Springer
… This probabilistic model was then assessed using the hitherto untouched 258 cases of
adult female death from CRSN, by comparing the results from the probabilistic model with the …

[PDF][PDF] Assessing a new approach to verbal autopsy interpretation in a rural Ethiopian community: the InterVA model

M Fantahun, E Fottrell, Y Berhane… - Bulletin of the World …, 2006 - SciELO Public Health
… We assessed the performance of a probabilistic model (InterVA) for interpreting
community-based VA interviews, in order to investigate patterns of cause-specific mortality in a rural …

Strengthening standardised interpretation of verbal autopsy data: the new InterVA-4 tool

P Byass, D Chandramohan, SJ Clark… - Global health …, 2012 - Taylor & Francis
… Apart from the mathematics, the major challenge in building a probabilistic model covering
all causes of death to a reasonable level of detail lies in populating the matrix of conditional …