2.Anderson, D, Beecher, G, Ba, F.Deep brain stimulation in Parkinson’s disease: new and emerging targets for refractory motor and nonmotor symptoms. Parkinsons Dis. 2017;2017:5124328.
3.Giugni, JC, Okun, MS.Treatment of advanced Parkinson’s disease. Curr Opin Neurol. 2014;27(4):450–60.
4.Okun, MS.Deep-brain stimulation for Parkinson’s disease. N Engl J Med. 2012;367(16):1529–38.
5.Martinez-Ramirez, D, Hu, W, Bona, AR, Okun, MS, Wagle Shukla, A.Update on deep brain stimulation in Parkinson’s disease. Transl Neurodegener. 2015;4:12.
6.Ponce, FA, Lozano, AM.Deep brain stimulation state of the art and novel stimulation targets. Prog Brain Res. 2010;184:311–24.
7.Chan, AK, McGovern, RA, Brown, LT, et al.Disparities in access to deep brain stimulation surgery for Parkinson disease: interaction between African American race and Medicaid use. JAMA Neurol. 2014;71(3):291–9.
8.Willis, AW, Schootman, M, Kung, N, Wang, XY, Perlmutter, JS, Racette, BA.Disparities in deep brain stimulation surgery among insured elders with Parkinson disease. Neurology. 2014;82(2):163–71.
9.Dahodwala, N, Xie, M, Noll, E, Siderowf, A, Mandell, DS.Treatment disparities in Parkinson’s disease. Ann Neurol. 2009;66(2):142–5.
10.Safarpour, D, Thibault, DP, DeSanto, CL, et al.Nursing home and end-of-life care in Parkinson disease. Neurology. 2015;85(5):413–9.
11.Willis, AW, Schootman, M, Evanoff, BA, Perlmutter, JS, Racette, BA.Neurologist care in Parkinson disease: a utilization, outcomes, and survival study. Neurology. 2011;77(9):851–7.
13.Harrington, DW, Wilson, K, Rosenberg, M, Bell, S.Access granted! barriers endure: determinants of difficulties accessing specialist care when required in Ontario, Canada. BMC Health Serv Res. 2013;13:146.
14.Dunlop, S, Coyte, PC, McIsaac, W.Socio-economic status and the utilisation of physicians’ services: results from the Canadian National Population Health Survey. Soc Sci Med. 2000;51(1):123–33.
15.Benchimol, EI, Smeeth, L, Guttmann, A, et al.The REporting of studies Conducted using Observational Routinely-collected health Data (RECORD) statement. PLoS Med. 2015;12(10):e1001885.
16.Butt, DA, Tu, K, Young, J, et al.A validation study of administrative data algorithms to identify patients with Parkinsonism with prevalence and incidence trends. Neuroepidemiology. 2014;43(1):28–37.
17.Matheson, FI; Ontario Agency for Health Protection and Promotion (Public Health Ontario). 2016 Ontario marginalization index: user guide. Toronto, ON: Providence St. Joseph’s and St. Michael’s Healthcare; 2018. Joint publication with Public Health Ontario.
18.MacLeod, H.Local health integration networks: build on their purpose. Healthc Manageme. 2015;28(6):242–6.
20.Honey, CM, Malhotra, AK, Tamber, MS, Prud’homme, M, Mendez, I, Honey, CR.Canadian Assessment of deep brain stimulation access: the Canada study. Can J Neurol Sci. 2018;45(5):553–8.
21.Feinberg, AE, Porter, J, Saskin, R, Rangrej, J, Urbach, DR. Regional variation in the use of surgery in Ontario. CMAJ Open. 2015;3(3):E310–6.
22.Mahar, AL, El-Sedfy, A, Dixon, M, et al.Geographic variation in surgical practice patterns and outcomes for resected nonmetastatic gastric cancer in Ontario. Current Oncol. 2018;25(5):e436–e43.
23.Sapru, I, Cassidy, K, Sibbald, S.Perceived barriers to accessing specialized medical care in rural communities of Ontario: a pilot study. WURJ: Health and Natural Sciences. 2014;5(1 SE - Research Articles).
24.Rosella, LC, Fitzpatrick, T, Wodchis, WP, Calzavara, A, Manson, H, Goel, V.High-cost health care users in Ontario, Canada: demographic, socio-economic, and health status characteristics. BMC Health Serv Res. 2014;14:532.
25.Tiwari, SK, Wang, J.Ethnic differences in mental health service use among White, Chinese, South Asian and South East Asian populations living in Canada. Soc Psychiatry Psychiatr Epidemiol. 2008;43(11):866–71.
26.Chiu, M, Amartey, A, Wang, X, Kurdyak, P.Ethnic differences in mental health status and service utilization: a population-based study in Ontario, Canada. Can J Psychiatry. 2018;63(7):481–91.
27.Tafreshi, AR, Landau, MJ, Mack, WJ, Cen, SY, Amar, AP.Commentary: trends in the use of deep brain stimulation for Parkinson disease. Neurosurgery. 2018;83(6):E244–e56.
28.Quan, H, Fong, A, De Coster, C, et al.Variation in health services utilization among ethnic populations. CMAJ. 2006;174(6):787–91.
29.deSouza, RM, Moro, E, Lang, AE, Schapira, AH.Timing of deep brain stimulation in Parkinson disease: a need for reappraisal? Ann Neurol. 2013;73(5):565–75.
30.Gandhi, R, Razak, F, Davey, JR, Mahomed, NN.Ethnicity and patient’s perception of risk in joint replacement surgery. J Rheumatol. 2008;35(8):1664–7
31.Willis, AW, Schootman, M, Tran, R, et al.Neurologist-associated reduction in PD-related hospitalizations and health care expenditures. Neurology. 2012;79(17):1774–80.
32.Weaver, FM, Follett, K, Stern, M, et al.Bilateral deep brain stimulation vs best medical therapy for patients with advanced Parkinson disease: a randomized controlled trial. JAMA. 2009;301(1):63–73.
33.Hacker, ML, DeLong, MR, Turchan, M, et al.Effects of deep brain stimulation on rest tremor progression in early stage Parkinson disease. Neurology. 2018;91(5):e463–e71.
34.Faraji, AH, Richardson, RM.Deep brain stimulation in early Parkinson’s disease may slow rest tremor progression. Neurosurgery. 2019;84(1):E13–e4
35.Deuschl, G, Schade-Brittinger, C, Krack, P, et al.A randomized trial of deep-brain stimulation for Parkinson’s disease. N Engl J Med. 2006;355(9):896–908.
36.Wacholder, S, Hartge, P, Lubin, JH, Dosemeci, M.Non-differential misclassification and bias towards the null: a clarification. Occup Environ Med. 1995;52(8):557–8.