Table 1: Characteristics of physicians in the validation sample* and all practising GP/FPs in Ontario
No. (%) of physicians†
CharacteristicValidation sample
n = 118
Ontario GP/FPs
n = 12 327
Age,‡ yr, mean ± SD47.7 ± 10.250.7 ± 12.4
Sex
Female65 (55.1)5 027 (40.8)
Male52 (44.1)7 300 (59.2)
Missing data≤ 50 (0.0)
Practice location‡
Rural18 (15.3)10 943 (88.8)
Urban88 (74.6)1 214 (9.8)
Missing data12 (10.2)170 (1.4)
Practice location by health region‡
Erie St. Clair≤ 5468 (3.8)
South West8 (6.8)862 (7.0)
Waterloo Wellington≤ 5636 (5.2)
Hamilton Niagara Haldimand Brant16 (13.6)1 147 (9.3)
Central West≤ 5559 (4.5)
Mississauga Halton≤ 5935 (7.6)
Toronto Central9 (7.6)1 623 (13.2)
Central≤ 51 493 (12.1)
Central East12 (10.2)1 161 (9.4)
South East6 (5.1)538 (4.4)
Champlain25 (21.2)1 463 (11.9)
North Simcoe Muskoka≤ 5418 (3.4)
North East6 (5.1)551 (4.5)
North West≤ 5303 (2.5)
Missing data12 (10.2)170 (1.4)
Full-time equivalent§
≥ 1.095 (80.5)7 540 (61.2)
< 1.019 (16.1)4 775 (38.7)
Missing data≤ 512 (0.1)
% of claims that were for palliative care¶12.51.3

Note: GP/FP = general practitioner/family physician, SD = standard deviation.
*Validation sample = physicians who participated in survey and self-identified as practising mostly palliative care. 
†Unless stated otherwise.
‡Age and practice location as of Mar. 31, 2011.
§Full-time equivalent status is based on self-reports; all other variables are based on administrative data.
¶During calendar years 2008–2011.