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Table 3 Summary of physician visit evidence

From: Clinical, humanistic, and economic burden of chronic obstructive pulmonary disease (COPD) in Canada: a systematic review

References Geographic region (study years) Patients Arms or cohorts Physician visits, # or  % patients # of physician visits Mean annual physician visits, # visits/patient
Blais et al. [41] Quebec (Feb 2003–Jan 2007) ≥40 years of age Budesonide/formoterol (n = 1131) 58.5 % 1956 1.73 visits
Propionate/salmeterol (n = 1131) 59.7 % 1779 1.57 visits
Ohinmaa et al. [46] Alberta Adult from Canadian Community Health Survey 20–44 years    6.52 visits
45–64 years    5.63 visits
>65 years    8.10 visits
Goodridge et al. [52] (Deceased in 2004) COPD or lung cancer death All patients (n = 1098) 59.8 % (>24 visits within 12 months of death)   28.0 visits (12 months prior to death)
Polisena et al. [17] Calgary (1998–2009) ≥60 years of age Telephone support    PCP; 0.48 vs. 1.18 UC
Office visits; 5.0 vs. 6.0 UC
Home telemonitoring    Office visits; 3.2 vs 2.3 UC
Rowe et al. [34] US, Canada ≥55 year, stable COPD Canadian patients (n = 63)    0 urgent clinic visits, prior-year
US patients (n = 334)    0 urgent clinic visits, prior-year
Sin et al. [38] (1992–1997) age ≥65 years, discharged diagnosis of COPD No-inhaled corticosteroid (n = 11,139)    4.1 visits, prior year
Inhaled corticosteroid (n = 11,481)    4.1 visits, prior year
Mancini et al. [53]   COPD patients, with CV revascularization and without MI newly treated with NSAIDS High-risk cohort cases (n = 946)    20 visits, prior year
High-risk controls (n = 18,774)    19 visits, prior year
Low-risk cohort cases (n = 4907)    5 visits, prior year
Low-risk controls (n = 98,097)    5 visits, prior year
Beaulieu et al. [48]   Moderate-severe COPD Self-administered Rx (n = 46)    0.8 visits (prior 6-months)
Control (n = 43)    0.7 visits (prior 6-months)
Johnston et al. [32] Hamilton, Ontario (Dec 2006–Jan 2007) ≥40 year, COPD of mixed severity GOLD stratum 0 (n = 39)   9  
GOLD stratum 1 and 2 (n = 31)   15  
GOLD stratum 3 and 4 (n = 44)   15  
Bourbeau et al. [44]   Advanced COPD, ≥1 hospitalization for exacerbation in last year Usual Care (n = 95)   Scheduled 309
Unscheduled 112
 
Self-management care (n = 96)   Scheduled 354
Unscheduled 46
 
Sedeno et al. [21]   COPD patients Usual care (n = 81) 30.9 %   
Self-management group (n = 85) 8.2 %   
Bischoff et al. [39]   COPD patients, ≥40 years All patients (n = 217) Unscheduled Visits; 70   
Chapman et al. [1], Wouters et al. [37] Canada, 7 countries North America and Europe (1 year study) Diagnosed/undiagnosed COPD patients All patients (n = 401) Scheduled PCP; 225
Unscheduled PCP; 175
Scheduled 1506
Unscheduled 175
 
Macie et al. [81] Manitoba (1997–2000) Drug claim for obstructive airways disease All recipients (n = 6041) 0–1 visit; 18.0
2–3 visits; 23.0 %
4–9 visits; 36.6 %
≥10 visits; 22.4 %
  
Control (n = 60,410) 0–1 visit; 32.8 %
2–3 visits; 24.0 %
4–9 visits; 29.1 %
≥10 visits; 14.1 %
  
Disano et al. [86] Canada (fiscal years 2003–04, 2004–05 and 2005–06) Children under 20 years, fiscal years 2003–04, 2004–05 and 2005–06 All (46,173) 48 %   
Underweight (BMI <18.5) 42 %   
Normal weight (BMI 18.5–24.9) 56 %   
Overweight (BMI 25–29.9) 55 %   
Obese (BMI ≥ 30) 32 %   
FitzGerald et al. [43] Canada (1 year study) ≥40 years of age Patients with exacerbations (n = 278) 255   
Stephenson et al. [40] Ontario (2003–2010) >66 years, Concomitant dementia and COPD ChEI users (n = 7166) 1 visit, 36; ≥2 visits 7062   
ChEI non-users (n = 7166) 1 visit, 131; ≥2 visits 6940   
Dormuth et al. [88] British Columbia (1997–2004) ≥65 years of age Policy Group (n = 19,985) 6-months prior/follow-up
0–4 visits; 4610
≥5 visits; 15,375
  
Pre-policy group (n = 17,335) 6-months prior/follow-up
0–4 visits; 4439
≥5 visits; 12,896
  
Mittmann et al. [3] Canada Moderate and severe COPD exacerbations All exacerbations (n = 609)   618  
Moderate exacerbation   574  
Severe exacerbation   44  
Sin et al. [89] Alberta (1996–1997) General Population (2.8 million) Aboriginals   15,712  
Non-aboriginals   275,134  
Dormuth et al. [60] British Columbia ≥45 years, 2.5-year period after public coverage Predicted use   2,073,233 (over 2.5 years)  
Observed use   2,094,360 (over 2.5 years)  
Rowe et al. [30] Alberta (1999–2005) ≥55 years at time of ED visit All Patients (n = 7302)   GP 107,405
Int Med 13,907
Resp Med 5287
 
Moineddin et al. [90] Ontario (1992–2002) All patients with at least 1 primary care visit    4,662,735 over 11 years  
  1. PY patient years, PCP primary care physician, UC usual care, Rx prescription