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. 2020 Jul 23;2020:9074618. doi: 10.1155/2020/9074618

Table 2.

Characteristics of the studies.

Author/year Country Study design Type Sample Sample features Statistical analysis Types of services Types of disabilities Most frequent dental procedures
Burtner et al, 1990 [70] United States Cross-sectional Article 362 respondents Persons with disabilities from the Florida Department of Health and Rehabilitation, United States. Primary data. Not adjusted Treatment paid by federal government funds. Private payment through private plans or funds. Emergency treatment, examination and prophylaxis, other services.

Milnes et al, 1995 [71] Canada Cross-sectional Article 342 respondents Manitoba dentists. Primary data. Not adjusted Private, social, federal, provincial, municipal, unpaid services, institutions. Asthma, autism, cancer, cardiac arrest, cerebral palsy, diabetes, hearing impaired, hemophilia, immunosuppression, leukemia, liver, mental retardation, renal, spinal cord injury, stroke, visually impaired. Examinations, oral radiographs, panoramic radiography, topical fluoride, restoration, scaling, crown and bridge, partial and total prosthesis, periodontics, endodontics, surgery, orthodontics and sealants.

Schultz et al, 2001 [72] United States Cross-sectional Article 12,539 The data source for this study was an interview survey of the National Center for Health Statistics 1997. Secondary data. Adjusted Mental retardation, cerebral palsy, attention deficit, Down syndrome, autism, developmental delay.

Edwards et al, 2002 [73] England Cross-sectional Article 157 respondents Liverpool dentists, Sefton and St Helens and Knowsley. Primary data. Not adjusted Physical disability, learning disabilities, and mental health problems.

Al Agili et al, 2004 [74] United States Cross-sectional Article 714 respondents Database provided by child rehabilitation services from Alabama. Secondary data. Adjusted Private payment through private plans or funds. Cleft lip and/or palate or other craniofacial disorders; epileptic/convulsive disorders; spina bifida; cerebral palsy. Seek emergency treatment rather than prevention due to barriers encountered.

De Jongh et al, 2008 [75] Netherlands Cross-sectional Article 40 dentists and 126 responding caregivers. Children with disabilities in day care centres in the Netherlands. Primary data. Not adjusted Most subjects suffered from physical disabilities and complex medical problems. Based on their social aspects, language, and motor skills, all children were considered to have a severe mental disability.

Koneru and Sigal, 2009 [76] Canada Cross-sectional Article 634 respondents People with disabilities in Ontario. Not adjusted Private insurance, Ontario Disability Support Program, another form of government-sponsored coverage. Autism, cerebral palsy, Down syndrome, developmental delay, physical disability, psychiatric disability, brain injury. Examination, X-ray, fluoride application, cleaning, oral hygiene instruction, sealants, fillings, extraction, stainless steel crown, aesthetic crown and bridge, dentures, whitening, canal treatment, dental implants.

Nelson et al, 2011 [77] United States Cross-sectional Article 1128 respondents Children with disabilities in Massachusetts, United States. Not adjusted Autism, invasive developmental disorder, Asperger's syndrome, cerebral palsy, musculoskeletal disorders, seizures, cystic fibrosis, developmental/neurological/behavioral/chromosomal delay, Down syndrome, speech/hearing/blind, metabolic/cardiac/renal/immune, hemophilia/sickle cell anemia/von Willebrand's disease, craniofacial/cleft lip and palate. Checkup or just cleaning, emergency services and catering.

Pradhan et al, 2009 [78] Australia Cross-sectional Article 1280 respondents Adults with disabilities living in Adelaide, South Australia. Primary data. Adjusted Autism, brain injury, cerebral palsy, intellectual disability, spina bifida and quadriplegia. Checkup, extractions, restorations, prostheses, and radiographs.

Aragão et al, 2011 [79] Brazil Cross-sectional Article 113 respondents Disabled children from Recife, Pernambuco, Brazil. Primary data. Not adjusted Public service Physical, mental, hearing

Cardoso et al, 2011 [80] Brazil Cross-sectional Article 43 respondents Caregivers of children with motor disabilities in the city of João Pessoa, Paraíba, Brazil. Primary data. Not adjusted Private and public service Cerebral palsy, hydrocephalus, myelomeningocele, Rett syndrome, Down syndrome, West syndrome. Prevention, prophylaxis, restoration, extraction, scraping, trauma, orthodontics.

Rocha et al, 2015 [5] Brazil Cross-sectional Article 89 dentists and 204 people with disabilities Dentists and people with disabilities in Fortaleza, Ceará, Brazil. Primary data. Not adjusted Private and public service Motor impairment, hearing impairment, and visual impairment.

Bindal et al, 2015 [81] Malaysia Cross-sectional Article 102 respondents Dentists from the cities of Kuala Lumpur, Penang, and Kuching in Malaysia. Primary data. Not adjusted Private Physical disability, mental disability, sensory deficiency. Emergency, extractions, restorative treatment, prostheses, periodontal treatment.

Dantas Cardoso 2015 [82] Brazil Cross-sectional Completion of course work 100 respondents Parents or guardians of institutionalized patients in APAE/natal. Primary data. Not adjusted The most suitable place of care was the Association of Parents and Friends of the Exceptional (APAE) Mental disability, physical disability, cerebral palsy, birth defect, Down syndrome, sensory impairment, oral communication impairment, behavioral disorder, and autism. Prophylaxis, restoration, and extraction.

Damiance, 2016 [83] Brazil Cross-sectional Thesis 41 respondents People with multiple disabilities in the state of São Paulo, Brazil. Primary data. Adjusted Philanthropic service, public and private service Multiple disability. Review, prevention, checkup, extraction.

Paulo et al, 2017 [84] Brazil Cross-sectional Article 121 respondents Responsible for people with special needs in João Pessoa, Paraíba, Brazil. Primary data. Not adjusted Public service Mental impairment, cerebral palsy, other motor defects, Down syndrome, Apert syndrome, Rett syndrome, Seckel syndrome, congenital microcephaly, autism, oral communication disorder (speech), audiocommunication disorder (deaf).