Hearing impairment in children with impacted cerumenB O Olusanya
Institute of Child Health and Primary Care, College of Medicine, University of Lagos, Lagos, Nigeria
Ann Trop Paediatr 23:121-8. 2003
..The prevention of cerumen impaction should be of significant public health concern in the management of hearing impairment in children, especially where there is no routine and systematic screening for hearing disorders...
Predictors of early-onset permanent hearing loss in malnourished infants in Sub-Saharan AfricaBolajoko O Olusanya
Maternal and Child Health Unit, Department of Community Health and Primary Care, College of Medicine, University of Lagos, Idi Araba, Surulere, Lagos, Nigeria
Res Dev Disabil 32:124-32. 2011
..EPHL is highly prevalent among undernourished infants and associated with modifiable risk factors that can be addressed at the community-level and used as a basis for targeted intervention in resource-poor countries...
- Predictors of term stillbirths in an inner-city maternity hospital in Lagos, Nigeria
Bolajoko O Olusanya
Maternal and Child Health Unit, Department of Community Health and Primary Care, College of Medicine, University of Lagos, Lagos, Nigeria
Acta Obstet Gynecol Scand 88:1243-51. 2009
..To determine the rates, pattern and correlates of term/viable stillbirths (gestational age >or= 37 weeks and fetal weight >or= 2,500 g)...
- Predictors of preterm births and low birthweight in an inner-city hospital in sub-Saharan Africa
Bolajoko O Olusanya
Maternal and Child Health Unit, Department of Community Health and Primary Care, College of Medicine, University of Lagos, Lagos, Nigeria
Matern Child Health J 14:978-86. 2010
..corrected] The burden of preterm and low birthweight deliveries in this setting is associated with modifiable individual and neighborhood-level risk factors that warrant community-oriented public health interventions...
- Sensorineural hearing loss in infants with neonatal jaundice in Lagos: a community-based study
B O Olusanya
Maternal and Child Health Unit, Department of Community Health and Primary Care, College of Medicine, University of Lagos, Nigeria
Ann Trop Paediatr 29:119-28. 2009
..To establish the incidence and predictors of sensorineural hearing loss (SNHL) in infants with neonatal jaundice (NNJ) in an inner-city setting with predominantly non-hospital births...
- Addressing the needs of adolescent mothers and their offspring in Nigeria: a community-based study
Bolajoko O Olusanya
Reproductive and International Health Unit, Department of Community Health and Primary Care, College of Medicine, University of Lagos, Lagos, Nigeria
Int J Adolesc Med Health 24:307-13. 2012
..The purpose of this study is to determine the perinatal profile of adolescent mothers with surviving offspring against the backdrop of limited community-based data on the outcomes of adolescent pregnancy in low-income countries...
- Implementing the new WHO guidelines for the early detection of sensorineural hearing loss in newborns and infants in Nigeria
B O Olusanya
Department of Community Health and Primary Care, College of Medicine, University of Lagos, Lagos, Nigeria
Nig Q J Hosp Med 22:69-71. 2012
..Primary and secondary-level hospitals should maintain an active referral system to the tertiary centres within a multidisciplinary framework to assure the best of care for the affected infants...
- Is home birth a marker for severe malnutrition in early infancy in urban communities of low-income countries?
Bolajoko O Olusanya
Maternal and Child Health Unit, Department of Community Health and Primary Care, College of Medicine, University of Lagos, Lagos, Nigeria
Matern Child Nutr 8:492-502. 2012
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- Pattern of head growth and nutritional status of microcephalic infants at early postnatal assessment in a low-income country
B O Olusanya
Department of Community Health and Primary Care, Maternal and Child Health Unit, College of Medicine, University of Lagos, Lagos, Nigeria
Niger J Clin Pract 15:142-6. 2012
..To determine the pattern of head growth and the early postnatal nutritional status of microcephalic infants in a low-income country...
- Perinatal correlates of delayed childbearing in a developing country
B O Olusanya
Department of Community Health and Primary Care, College of Medicine, University of Lagos, Lagos, Nigeria
Arch Gynecol Obstet 285:951-7. 2012
..To evaluate women with delayed childbearing after 35 years and the perinatal profile of their surviving offspring in a low-income country...
Permanent hearing loss among professional spice grinders in an urban community in southwest NigeriaBolajoko O Olusanya
Department of Community Health and Primary Care, College of Medicine, University of Lagos, Lagos, Nigeria
J Urban Health 89:185-95. 2012
..Hearing conservation program incorporating engineering modification of locally fabricated grinders is warranted in this and similar populations in developing countries...
- Perinatal outcomes associated with maternal hypertensive disorders of pregnancy in a developing country
Bolajoko O Olusanya
Maternal and Child Health Unit, Department of Community Health and Primary Care, College of Medicine, University of Lagos, Surulere, Lagos, Nigeria
Hypertens Pregnancy 31:120-30. 2012
..To determine adverse perinatal outcomes that portend neuro-developmental problems in the offspring of mothers with hypertensive disorders of pregnancy (HDP) in a low-income country...
- Perinatal outcomes of multiple births in southwest Nigeria
Bolajoko O Olusanya
Institute of Child Health and Great Ormond Street Hospital for Children NHS Trust, University College London, 30 Guilford Street, London, UK
J Health Popul Nutr 29:639-47. 2011
..Since these perinatal outcomes are related to the increased risk of later neurodevelopmental disabilities, multiple-birth infants merit close developmental surveillance for timely intervention...
- Pattern and determinants of BCG immunisation delays in a sub-Saharan African community
Bolajoko O Olusanya
Maternal and Child Health Unit, Department of Community Health and Primary Care, College of Medicine, University of Lagos, Surulere, Lagos, Nigeria
Health Res Policy Syst 8:1. 2010
..Combining BCG with subsequent immunisation(s) at 6 weeks for infants who missed the BCG may be considered...
- Surrogate measurements for identifying newborns with low birth weight in a community with predominant non-hospital births
Bolajoko O Olusanya
Maternal and Child Health Unit, Department of Community Health and Primary Care, College ofMedicine, University of Lagos, Nigeria
J Child Health Care 14:386-95. 2010
..In summary, HC and CHL showed satisfactory discrimination ability to detect LBW/VLBW infants and are potentially valuable as surrogates where birth weights cannot be obtained...
- Adverse neonatal outcomes associated with trial of labor after previous cesarean delivery in an inner-city hospital in Lagos, Nigeria
Bolajoko O Olusanya
Maternal and Child Health Unit, Department of Community Health and Primary Care, College of Medicine, University of Lagos, Lagos, Nigeria
Int J Gynaecol Obstet 107:135-9. 2009
..To identify delivery methods and associated adverse neonatal outcomes after previous cesarean delivery...
- Maternal and neonatal factors associated with mode of delivery under a universal newborn hearing screening programme in Lagos, Nigeria
Bolajoko O Olusanya
Maternal and Child Health Unit, Department of Community Health and Primary Care College of Medicine, University of Lagos, Surulere, Lagos, Nigeria
BMC Pregnancy Childbirth 9:41. 2009
..This study therefore set out to establish the pattern of delivery and the associated neonatal outcomes under a UNHS programme...
- Infants with HIV-infected mothers in a universal newborn hearing screening programme in Lagos, Nigeria
Bolajoko O Olusanya
Maternal and Child Health Unit, Department of Community Health and Primary Care, College of Medicine, University of Lagos, Lagos, Nigeria
Acta Paediatr 98:1288-93. 2009
..To establish the characteristics of infants with human immunodeficiency virus (HIV)-infected mothers enrolled under a two-stage universal newborn hearing screening programme in Lagos, Nigeria...
- Are risk factors for stillbirths in low-income countries associated with sensorineural hearing loss in survivors?
Bolajoko O Olusanya
Department of Community Health and Primary Care, University of Lagos, Nigeria
J Matern Fetal Neonatal Med 22:576-83. 2009
..To determine associated risk factors for stillbirths in Lagos, Nigeria and to examine possible relationships between these factors and the risk of sensorineural hearing loss (SNHL)...
- Community-based infant hearing screening in a developing country: parental uptake of follow-up services
Bolajoko O Olusanya
Institute of Child Health and Great Ormond Street Hospital for Children NHS Trust, University College London, London, UK
BMC Public Health 9:66. 2009
..This study set out to determine maternal/infant socio-demographic factors associated with follow-up compliance in community-based infant hearing screening programmes in a developing country...
- Universal infant hearing screening programme in a community with predominant non-hospital births: a three-year experience
B O Olusanya
Department of Community Health and Primary Care, University of Lagos, Nigeria
J Epidemiol Community Health 63:481-7. 2009
..To evaluate three-year outcomes of a pilot community-based universal newborn/infant hearing screening programme (UNHS) and the associated factors in a low-income country where a high proportion of births occur outside hospitals...
- Follow-up default in a hospital-based universal newborn hearing screening programme in a low-income country
B O Olusanya
Unit of Audiological Medicine Centre for International Child Health, Institute of Child Health, London, UK
Child Care Health Dev 35:190-8. 2009
..This study set out to determine maternal and infant factors associated with loss to follow-up in a hospital-based universal hearing screening programme in a low-income country...
- Infants with severe neonatal jaundice in Lagos, Nigeria: incidence, correlates and hearing screening outcomes
B O Olusanya
Maternal and Child Health Unit, Department of Community Health and Primary Care, College of Medicine, University of Lagos, Lagos, Nigeria
Trop Med Int Health 14:301-10. 2009
..To establish the incidence, correlates and hearing screening outcomes of infants with severe neonatal jaundice in Nigeria...
- Is undernutrition a risk factor for sensorineural hearing loss in early infancy?
Bolajoko O Olusanya
Department of Community Health and Primary Care, College of Medicine, University of Lagos, Lagos, Nigeria
Br J Nutr 103:1296-301. 2010
..38, 11.17) compared with infants without any undernourishment. Prospective studies to establish the full spectrum of the relationship between undernutrition and CESHL, particularly in resource-poor countries, are therefore warranted...
- The burden and management of infants with life-long and irreversible hearing impairment in Nigeria
Bolajoko O Olusanya
Department of Community Health and Primary Care College of Medicine, University of Lagos, Lagos, Nigeria
Niger J Med 20:310-21. 2011
..On-going parental commitment to and active participation in the selected intervention programmes are essential to satisfactory long-term outcomes...
- Correlates of birth asphyxia using two Apgar score classification methods
Bolajoko O Olusanya
Maternal and Child Health Unit, Department of Community Health and Primary Care, College of Medicine, University of Lagos, Surulere, Lagos, Nigeria
Nig Q J Hosp Med 20:153-61. 2010
..Birth asphyxia is commonly indexed by low five-minute Apgar scores especially in resource-constrained settings but the impact of different classification thresholds on the associated risk factors has not been reported...
- Priorities for early childhood development in low-income countries
Bolajoko O Olusanya
Maternal and Child Health Unit, Department of Community Health and Primary Care, College of Medicine, University of Lagos, Idiaraba, Surulere, Lagos, Nigeria
J Dev Behav Pediatr 32:476-81. 2011
..This focus would necessitate appropriate national ECD policies, modifications to the current global ECD programs in the developing world, and a more active collaboration between pediatricians and other related service providers...
- Predictors of growth velocity in early infancy in a resource-poor setting
Bolajoko O Olusanya
Maternal and Child Health Unit, Department of Community Health and Primary Care, College of Medicine, University of Lagos, Lagos, Nigeria
Early Hum Dev 87:647-52. 2011
..To determine the pattern and predictors of growth velocity in early infancy in a resource-poor setting...
- Infants delivered in maternity homes run by traditional birth attendants in urban Nigeria: a community-based study
Bolajoko O Olusanya
Maternal and Child Health Unit, Department of Community Health and Primary Care, College of Medicine, University of Lagos, Nigeria
Health Care Women Int 32:474-91. 2011
..We concluded that infants delivered at TMHs who survive are unlikely to be at greater risks of some adverse perinatal outcomes than those delivered in hospitals or family homes...
- Prevalence, pattern and risk factors for undernutrition in early infancy using the WHO Multicentre Growth Reference: a community-based study
Bolajoko O Olusanya
Department of Community Health and Primary Care, College of Medicine, University of Lagos, Nigeria
Paediatr Perinat Epidemiol 24:572-83. 2010
..Maternal/perinatal history offers valuable predictors in resource-poor communities where the majority of births occur outside hospital...
- Intrauterine growth restriction in a low-income country: Risk factors, adverse perinatal outcomes and correlation with current WHO Multicenter Growth Reference
Bolajoko O Olusanya
Department of Community Health and Primary Care, University of Lagos, Idiaraba, Surulere, Nigeria
Early Hum Dev 86:439-44. 2010
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- Ambient noise levels and infant hearing screening programs in developing countries: an observational report
Bolajoko O Olusanya
Community Health and Primary Care, College of Medicine, University of Lagos, Lagos, Nigeria
Int J Audiol 49:535-41. 2010
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- Perinatal profile of very low birthweight infants under a universal newborn hearing screening programme in a developing country: a case-control study
Bolajoko O Olusanya
College of Medicine, University of Lagos, Maternal and Child Health Unit, Department of Community Health and Primary Care, Lagos, Nigeria
Dev Neurorehabil 13:156-63. 2010
..To determine the perinatal profile and developmental risks of very low birth weight (VLBW) infants (<or=1500 g) under a universal hearing screening programme in a resource-poor country...
- Community-based infant hearing screening for early detection of permanent hearing loss in Lagos, Nigeria: a cross-sectional study
B O Olusanya
College of Medicine, University of Lagos, Surulere, Nigeria
Bull World Health Organ 86:956-63. 2008
..To determine the feasibility and effectiveness of a community-based universal infant hearing screening programme for detecting permanent congenital and early-onset hearing loss (PCEHL) in Lagos, Nigeria...
- Costs and performance of early hearing detection programmes in Lagos, Nigeria
B O Olusanya
Institute of Child Health and Primary Care, College of Medicine, University of Lagos, Lagos, Nigeria
Trans R Soc Trop Med Hyg 103:179-86. 2009
..33) for hospital-based targeted screening. Community-based universal screening of infants during routine immunisation clinics appears to be the most cost-effective model for early detection of PCEHL in low-income countries...
- Self-reported outcomes of aural rehabilitation in a developing country
Bolajoko Olusanya
Phonics Hearing Centre, Lagos, Nigeria
Int J Audiol 43:563-71. 2004
..The study showed that aural rehabilitation is feasible and effective in enhancing activity and participation for the hearing impaired in a developing country...
- Early detection of infant hearing loss: current experiences of health professionals in a developing country
Bolajoko O Olusanya
Institute of Child Health and Great Ormond Street Hospital for Children NHS Trust, University College London, 30 Guilford Street, London WC1N 1EH, United Kingdom
Acta Paediatr 95:1300-2. 2006
..To investigate the experiences of doctors and nurses in infant hearing loss through an open-ended questionnaire in Lagos, Nigeria...
- Adverse perinatal conditions in hearing-impaired children in a developing country
Bolajoko O Olusanya
Institute of Child Health and Great Ormond Street Hospital for Children NHS Trust, University College London, 30 Guilford Street, London, UK
Paediatr Perinat Epidemiol 20:366-71. 2006
..There is a need to incorporate services for the early detection of permanent hearing loss into current maternal and child healthcare programmes in developing countries...
- Benefits and challenges of newborn hearing screening for developing countries
B O Olusanya
Academic Unit of Audiological Medicine, Institute of Child Health and Great Ormond Street Hospital for Children NHS Trust, University College London, 30 Guilford Street, London WC1N 1EH, UK
Int J Pediatr Otorhinolaryngol 68:287-305. 2004
..Pilot studies are necessary in each country to provide empirical data that will guide healthcare providers who wish to introduce such a programme at any level of healthcare delivery...
- Classification of childhood hearing impairment: implications for rehabilitation in developing countries
Bolajoko O Olusanya
Department of Paediatrics, Lagos University Teaching Hospital, Lagos, Nigeria
Disabil Rehabil 26:1221-8. 2004
..To ascertain the rehabilitation needs of hearing impaired school entrants in developing countries based on current criteria for evaluating classification of childhood hearing impairment...
- Early hearing detection at immunization clinics in developing countries
Bolajoko O Olusanya
Institute of Child Health and Primary Care, College of Medicine, University of Lagos, Lagos, Nigeria
Int J Pediatr Otorhinolaryngol 70:1495-8. 2006
..However, this could be systematically addressed through improved parental education and appropriate support at various stages of the program...
- Maternal views on infant hearing loss in a developing country
B O Olusanya
Academic Unit of Audiological Medicine, Institute of Child Health, University College London, 30 Guilford Street, London WC1N 1EH, UK
Int J Pediatr Otorhinolaryngol 70:619-23. 2006
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- Highlights of the new WHO Report on Newborn and Infant Hearing Screening and implications for developing countries
Bolajoko O Olusanya
Department of Community Health and Primary Care, College of Medicine, University of Lagos, Lagos, Nigeria
Int J Pediatr Otorhinolaryngol 75:745-8. 2011
..However, any effort in this direction must be backed by greater professional engagement, appropriate national policies and strong involvement of WHO regional offices in developing countries...
- Physician education on infant hearing loss in a developing country
Bolajoko O Olusanya
Institute of Child Health and Great Ormond Street Hospital for Children NHS Trust, University College, London, UK
Pediatr Rehabil 9:373-7. 2006
..This study, therefore, explores current physician knowledge, attitude and training towards infant hearing loss in Nigeria...
Progress towards early detection services for infants with hearing loss in developing countriesBolajoko O Olusanya
Institute of Child Health and Primary Care, College of Medicine, University of Lagos, Lagos, Nigeria
BMC Health Serv Res 7:14. 2007
..This article investigates the initiatives and progress towards early detection of infants with hearing loss in developing countries against the backdrop of the dearth of epidemiological data from this region...
- Hospital-based universal newborn hearing screening for early detection of permanent congenital hearing loss in Lagos, Nigeria
B O Olusanya
Institute of Child Health and Great Ormond Street Hospital for Children NHS Trust, University College London, London, UK
Int J Pediatr Otorhinolaryngol 72:991-1001. 2008
..To determine the feasibility and effectiveness of hospital-based universal newborn hearing screening programme for the early detection of permanent congenital or early-onset hearing loss (PCEHL) in Lagos, Nigeria...
- The need for standardization of methods for worldwide infant hearing screening: a systematic review
Bolajoko O Olusanya
Audiological Medicine Unit, Institute of Child Health and Great Ormond Street Hospital for Children NHS Trust, University College London, London, United Kingdom
Laryngoscope 118:1830-6. 2008
..A revised World Health Organization classification that accounts for all categories of HL based on ICF-CY may provide a suitable framework for improved uniformity in reporting standards...
- Newborns at risk of sensorineural hearing loss in low-income countries
B O Olusanya
Unit of Audiological Medicine, Institute of Child Health and Great Ormond Street Hospital for Children NHS Trust, University College London, London, UK
Arch Dis Child 94:227-30. 2009
..To identify factors placing newborns at risk of sensorineural hearing loss (SNHL) in hospital settings and evaluate their usefulness for targeted screening where resources for universal newborn hearing screening are limited...
- Place of birth and characteristics of infants with congenital and early-onset hearing loss in a developing country
Bolajoko O Olusanya
Maternal and Child Health Unit, Department of Community Health and Primary Care, College of Medicine, University of Lagos, Lagos, Nigeria
Int J Pediatr Otorhinolaryngol 73:1263-9. 2009
..To determine the characteristics of infants with sensorineural hearing loss (SNHL) and the relationship with place of birth...
- Priorities for early hearing detection and intervention in sub-Saharan Africa
Bolajoko O Olusanya
Maternal and Child Health Unit, Institute of Child Health and Primary Care, College of Medicine, University of Lagos, Surulere, Lagos, Nigeria
Int J Audiol 47:S3-13. 2008
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- Non-hospital delivery and permanent congenital and early-onset hearing loss in a developing country
B O Olusanya
Maternal and Child Health Unit, Institute of Child Health and Primary Care, College of Medicine, University of Lagos, Surulere, Lagos, Nigeria
BJOG 115:1419-27. 2008
..The objective of this study was to determine the role of non-hospital delivery and other risk factors for permanent congenital and early-onset hearing loss (PCEHL) in a developing country...
- Predictors of hearing loss in school entrants in a developing country
B O Olusanya
Institute of Child Health, LUTH, Lagos
J Postgrad Med 50:173-8; discussion 178-9. 2004
..Lack of a simple and practical screening protocol often deters routine and systematic hearing screening at school entry...
- Screening for early childhood hearing loss in Nigeria
B O Olusanya
Academic Unit of Audiological Medicine, Institute of Child Health, London WC1N 1EH, UK
J Med Screen 12:115-8. 2005
..Newborn hearing screening is therefore a potential early detection strategy for permanent childhood hearing loss in Nigeria...
- The hearing profile of Nigerian school children
B O Olusanya
Institute of Child Health and Primary Care, College of Medicine, University of Lagos, P O Box 75130, Lagos, Nigeria
Int J Pediatr Otorhinolaryngol 55:173-9. 2000
..The well established national immunisation programme offers a cost-effective platform within the primary health-care system for addressing the high prevalence of hearing abnormalities in school children...
- Ethical issues in screening for hearing impairment in newborns in developing countries
B O Olusanya
Academic Unit of Audiological Medicine, Institute of Child Health, University College London, 30 Guilford Street, London WC1N 1EH, UK
J Med Ethics 32:588-91. 2006
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- Communication disorders in Nigerian children
O A Somefun
Otolaryngology Unit, Department of Surgery, College of Medicine, University of Lagos CMUL, Lagos University Teaching Hospital, Idi Araba, Surulere, Lagos, Nigeria
Int J Pediatr Otorhinolaryngol 70:697-702. 2006
..The aim of this study is to determine the pattern of communication disorders among children in a developing country and the requisite intervention services...
- Hearing impairment prevention in developing countries: making things happen
B O Olusanya
Institute of Child Health and Primary Care, College of Medicine, University of Lagos, P O Box 75130, Lagos, Nigeria
Int J Pediatr Otorhinolaryngol 55:167-71. 2000
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- Infant hearing screening: route to informed choice
B O Olusanya
Academic Unit of Audiological Medicine, Institute of Child Health, University College London, 30 Guilford Street, London WC1N 1EH, UK
Arch Dis Child 89:1039-40. 2004
..Such a decision is influenced by the parental knowledge and attitude towards screening and a careful evaluation of these factors is essential in seeking informed consent for infant hearing screening...
- Global burden of childhood hearing impairment and disease control priorities for developing countries
Bolajoko O Olusanya
Unit of Audiological Medicine, Institute of Child Health, University College London, London WC1N 1EH, UK
Lancet 369:1314-7. 2007
- Can the world's infants with hearing loss wait?
Bolajoko O Olusanya
Int J Pediatr Otorhinolaryngol 69:735-8. 2005
- Addressing the global neglect of childhood hearing impairment in developing countries
Bolajoko O Olusanya
Unit of Audiological Medicine, Institute of Child Health, University College London, London, United Kingdom
PLoS Med 4:e74. 2007
- Childhood deafness poses problems in developing countries
Bolajoko O Olusanya
BMJ 330:480-1. 2005
- Letter to the Editors: the burden of neonatal jaundice and sepsis in developing countries
Bolajoko O Olusanya
Trop Med Int Health 11:381. 2006
- Disabilities, physicians and the Millennium Development Goals
Bolajoko O Olusanya
Disabil Rehabil 28:244. 2006
- Stillbirths in sub-Saharan Africa
Bolajoko O Olusanya
Lancet 368:117. 2006
- Revisiting the ten questions questionnaire for developing countries
Bolajoko O Olusanya
Int J Epidemiol 35:1103. 2006
- Reducing the burden of communication disorders in the developing world: an opportunity for the millennium development project
Bolajoko O Olusanya
Institute of Child Health and Primary Care, College of Medicine, University of Lagos, Lagos, Nigeria
JAMA 296:441-4. 2006
- Health priorities for developing countries: importance of non-fatal but disabling conditions
Bolajoko O Olusanya
Trans R Soc Trop Med Hyg 100:1089-90. 2006
- Promoting effective interventions for neglected health conditions in developing countries
Bolajoko O Olusanya
Institute of Child Health and Great Ormond Street Hospital for Children NHS Trust, University College London, UK
Disabil Rehabil 29:973-6. 2007
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- Global health priorities for developing countries: some equity and ethical considerations
Bolajoko O Olusanya
Institute of Child Health and Primary Care, College of Medicine, University of Lagos, Lagos, Nigeria
J Natl Med Assoc 100:1212-7. 2008
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