|Coding algorithms for defining comorbidities in ICD-9-CM and ICD-10 administrative data|
H Quan, V Sundararajan, P Halfon, A Fong, B Burnand, JC Luthi, ...
Medical care, 1130-1139, 2005
|Increasing incidence and prevalence of the inflammatory bowel diseases with time, based on systematic review|
NA Molodecky, S Soon, DM Rabi, WA Ghali, M Ferris, G Chernoff, ...
Gastroenterology 142 (1), 46-54. e42, 2012
|The Canadian Adverse Events Study: the incidence of adverse events among hospital patients in Canada|
GR Baker, PG Norton, V Flintoft, R Blais, A Brown, J Cox, E Etchells, ...
Cmaj 170 (11), 1678-1686, 2004
|New ICD-10 version of the Charlson comorbidity index predicted in-hospital mortality|
V Sundararajan, T Henderson, C Perry, A Muggivan, H Quan, WA Ghali
Journal of clinical epidemiology 57 (12), 1288-1294, 2004
|Physician wellness: a missing quality indicator|
JE Wallace, JB Lemaire, WA Ghali
The lancet 374 (9702), 1714-1721, 2009
|Association of alcohol consumption with selected cardiovascular disease outcomes: a systematic review and meta-analysis|
PE Ronksley, SE Brien, BJ Turner, KJ Mukamal, WA Ghali
Bmj 342, d671, 2011
|Active smoking and the risk of type 2 diabetes: a systematic review and meta-analysis|
C Willi, P Bodenmann, WA Ghali, PD Faris, J Cornuz
Jama 298 (22), 2654-2664, 2007
|D-Dimer for the Exclusion of Acute Venous Thrombosis and Pulmonary Embolism: A Systematic Review|
PD Stein, RD Hull, KC Patel, RE Olson, WA Ghali, R Brant, RK Biel, ...
Annals of internal medicine 140 (8), 589-602, 2004
|Effect of alcohol consumption on biological markers associated with risk of coronary heart disease: systematic review and meta-analysis of interventional studies|
SE Brien, PE Ronksley, BJ Turner, KJ Mukamal, WA Ghali
Bmj 342, 2011
|Exploring physician specialist response rates to web-based surveys|
CT Cunningham, H Quan, B Hemmelgarn, T Noseworthy, CA Beck, ...
BMC medical research methodology 15, 1-8, 2015
|Assessing validity of ICD‐9‐CM and ICD‐10 administrative data in recording clinical conditions in a unique dually coded database|
H Quan, B Li, L Duncan Saunders, GA Parsons, CI Nilsson, A Alibhai, ...
Health services research 43 (4), 1424-1441, 2008
|Why do patients with atrial fibrillation not receive warfarin?|
TJ Bungard, WA Ghali, KK Teo, FA McAlister, RT Tsuyuki
Archives of internal medicine 160 (1), 41-46, 2000
|Dealing with missing data in a multi-question depression scale: a comparison of imputation methods|
FM Shrive, H Stuart, H Quan, WA Ghali
BMC medical research methodology 6, 1-10, 2006
|Restricting the use of antibiotics in food-producing animals and its associations with antibiotic resistance in food-producing animals and human beings: a systematic review and …|
KL Tang, NP Caffrey, DB Nóbrega, SC Cork, PE Ronksley, HW Barkema, ...
The Lancet Planetary Health 1 (8), e316-e327, 2017
|Validity of information on comorbidity derived from ICD-9-CCM administrative data|
H Quan, GA Parsons, WA Ghali
Medical care, 675-685, 2002
|Comparison of the Elixhauser and Charlson/Deyo methods of comorbidity measurement in administrative data|
DA Southern, H Quan, WA Ghali
Medical care, 355-360, 2004
|A comprehensive view of sex-specific issues related to cardiovascular disease|
L Pilote, K Dasgupta, V Guru, KH Humphries, J McGrath, C Norris, D Rabi, ...
Cmaj 176 (6), S1-S44, 2007
|Cost analysis of ongoing care of patients with end-stage renal disease: the impact of dialysis modality and dialysis access|
H Lee, B Manns, K Taub, WA Ghali, S Dean, D Johnson, C Donaldson
American Journal of Kidney Diseases 40 (3), 611-622, 2002
|Adapting the Charlson Comorbidity Index for use in patients with ESRD|
BR Hemmelgarn, BJ Manns, H Quan, WA Ghali
American Journal of Kidney Diseases 42 (1), 125-132, 2003
|Early risk of stroke after transient ischemic attack: a systematic review and meta-analysis|
CM Wu, K McLaughlin, DL Lorenzetti, MD Hill, BJ Manns, WA Ghali
Archives of internal medicine 167 (22), 2417-2422, 2007