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N. Devanarayana · SciRah

Researcher profile · Semantic Scholar

N. Devanarayana

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N. Devanarayana — researcher profile on SciRah

h-index: 32
Works: 152
Citations: 2,963

Most-cited papers

Childhood constipation as an emerging public health problem.
S. Rajindrajith, N. Devanarayana, Bonaventure Jayasiri Crispus Perera, M. Benninga
2016World Journal of Gastroenterology145 citations Open access
Semantic Scholar
Quality of Life in Children with Functional Constipation: A Systematic Review and Meta-Analysis.
M. H. Vriesman, S. Rajindrajith, I. Koppen, F. V. van Etten-Jamaludin +4 more
2019Jornal de Pediatria128 citations
Semantic Scholar
Review article: faecal incontinence in children: epidemiology, pathophysiology, clinical evaluation and management
S. Rajindrajith, N. Devanarayana, M. Benninga
2013Alimentary Pharmacology and Therapeutics103 citations Open access
Semantic Scholar
Irritable bowel syndrome in children: Current knowledge, challenges and opportunities
N. Devanarayana, S. Rajindrajith
2018World Journal of Gastroenterology98 citations Open access
Semantic Scholar
Childhood functional abdominal pain: mechanisms and management
J. Korterink, N. Devanarayana, S. Rajindrajith, A. Vlieger +1 more
2015Nature Reviews Gastroenterology &Hepatology93 citations
Semantic Scholar
Quality of life and somatic symptoms in children with constipation: a school-based study.
S. Rajindrajith, N. Devanarayana, Lasanthi Weerasooriya, W. Hathagoda +1 more
2013Jornal de Pediatria90 citations
Semantic Scholar
Subtypes and Symptomatology of Irritable Bowel Syndrome in Children and Adolescents: A School-based Survey Using Rome III Criteria
S. Rajindrajith, N. Devanarayana
2012Journal of Neurogastroenterology and Motility68 citations Open access
Semantic Scholar
Psychological maladjustment and quality of life in adolescents with constipation
N. Ranasinghe, N. Devanarayana, M. Benninga, M. V. van Dijk +1 more
2016Archives of Disease in Childhood67 citations Open access
Semantic Scholar
Functional abdominal pain disorders in children
S. Rajindrajith, J. Zeevenhooven, N. Devanarayana, B. Perera +1 more
2018Expert Review of Gastroenterology & Hepatology62 citations Open access
Semantic Scholar
Epidemiology of Irritable Bowel Syndrome in Children and Adolescents in Asia
N. Devanarayana, S. Rajindrajith, A. Pathmeswaran, C. Abegunasekara +2 more
2015Journal of Pediatric Gastroenterology and Nutrition - JPGN62 citations Open access
Semantic Scholar
Rumination syndrome in children and adolescents: a school survey assessing prevalence and symptomatology
S. Rajindrajith, N. Devanarayana, Bonaventure Jayasiri Crispus Perera
2012BMC Gastroenterology61 citations Open access
Semantic Scholar
Quality of life and health care consultation in 13 to 18 year olds with abdominal pain predominant functional gastrointestinal diseases
N. Devanarayana, S. Rajindrajith, M. Benninga
2014BMC Gastroenterology59 citations Open access
Semantic Scholar
Functional constipation in infancy and early childhood: epidemiology, risk factors, and healthcare consultation
Anne W. Walter, A. Hovenkamp, N. Devanarayana, Roshani Solanga +2 more
2019BMC Pediatrics52 citations Open access
Semantic Scholar
Association between functional gastrointestinal diseases and exposure to abuse in teenagers.
N. Devanarayana, S. Rajindrajith, M. S. Perera, Samudu W. Nishanthanie +2 more
2014Journal of Tropical Pediatrics52 citations
Semantic Scholar
Childhood constipation: Current status, challenges, and future perspectives
S. Rajindrajith, N. Devanarayana, M. Benninga
2022World Journal of Clinical Pediatrics48 citations Open access
Semantic Scholar
Delayed gastric emptying rates and impaired antral motility in children fulfilling Rome III criteria for functional abdominal pain
N. Devanarayana, S. Rajindrajith, N. Rathnamalala, S. Samaraweera +1 more
2012Neurogastroenterology and Motility46 citations
Semantic Scholar
Behavioral and emotional problems in adolescents with constipation and their association with quality of life
S. Rajindrajith, N. Ranathunga, N. Jayawickrama, M. V. van Dijk +2 more
2020PLoS ONE45 citations Open access
Semantic Scholar
Association Between Child Maltreatment and Constipation: A School-Based Survey Using Rome III Criteria
S. Rajindrajith, N. Devanarayana, C. Lakmini, V. Subasinghe +2 more
2014Journal of Pediatric Gastroenterology and Nutrition - JPGN45 citations Open access
Semantic Scholar
Gastric emptying and antral motility parameters in children with functional dyspepsia: Association with symptom severity
N. Devanarayana, S. Rajindrajith, M. S. Perera, Samudu W. Nishanthanie +1 more
2013Journal of Gastroenterology and Hepatology45 citations
Semantic Scholar
Ultrasonographic Assessment of Liquid Gastric Emptying and Antral Motility According to the Subtypes of Irritable Bowel Syndrome in Children
N. Devanarayana, S. Rajindrajith, C. Bandara, G. Shashiprabha +1 more
2013Journal of Pediatric Gastroenterology and Nutrition - JPGN44 citations Open access
Semantic Scholar
Assessment of exposure of gas station attendants in Sri Lanka to benzene, toluene and xylenes.
P. Scheepers, Laurie de Werdt, M. V. van Dael, R. Anzion +6 more
2019Environmental Research37 citations Open access
Semantic Scholar
Functional gastrointestinal diseases and psychological maladjustment, personality traits and quality of life
N. Ranasinghe, N. Devanarayana, S. Rajindrajith, M. Perera +3 more
2018BMC Gastroenterology37 citations Open access
Semantic Scholar
Abdominal Pain-predominant Functional Gastrointestinal Disorders in Adolescent Nigerians
E. Udoh, N. Devanarayana, S. Rajindrajith, M. Meremikwu +1 more
2016Journal of Pediatric Gastroenterology and Nutrition - JPGN37 citations Open access
Semantic Scholar
A Core Outcome Set for Clinical Trials in Pediatric Functional Abdominal Pain Disorders.
J. Zeevenhooven, Robyn Rexwinkel, Vera W. A. Van Berge Henegouwen, U. Krishnan +7 more
2020Jornal de Pediatria32 citations
Semantic Scholar
Prevalence and risk factors for functional constipation in adolescent Nigerians
E. Udoh, S. Rajindrajith, N. Devanarayana, M. Benninga
2017Archives of Disease in Childhood32 citations Open access
Semantic Scholar
Fecal Incontinence in Adolescents Is Associated With Child Abuse, Somatization, and Poor Health-related Quality of Life
S. Rajindrajith, N. Devanarayana, M. Benninga
2016Journal of Pediatric Gastroenterology and Nutrition - JPGN32 citations Open access
Semantic Scholar
Aerophagia Among Sri Lankan Schoolchildren: Epidemiological Patterns and Symptom Characteristics
N. Devanarayana, S. Rajindrajith
2012Journal of Pediatric Gastroenterology and Nutrition - JPGN31 citations Open access
Semantic Scholar
Abdominal migraine in children: association between gastric motility parameters and clinical characteristics
N. Devanarayana, S. Rajindrajith, M. Benninga
2016BMC Gastroenterology28 citations Open access
Semantic Scholar
Functional Fecal Incontinence in Children: Epidemiology, Pathophysiology, Evaluation, and Management.
S. Rajindrajith, N. Devanarayana, N. Thapar, M. Benninga
2021Journal of Pediatric Gastroenterology and Nutrition - JPGN25 citations Open access
Semantic Scholar
Randomized Controlled Clinical Trial on Value of Domperidone in Functional Abdominal Pain in Children
A. Karunanayake, N. Devanarayana, A. de Silva, S. Gunawardena +1 more
2017Journal of Pediatric Gastroenterology and Nutrition - JPGN25 citations Open access
Semantic Scholar
The association between symptoms of gastroesophageal reflux disease and perceived stress: A countrywide study of Sri Lanka
Nilanka Wickramasinghe, Ahthavann Thuraisingham, Achini Jayalath, Dakshitha Wickramasinghe +3 more
2023PLoS ONE24 citations Open access
Semantic Scholar
Constipation and Constipation-predominant Irritable Bowel Syndrome: A Comparative Study Using Rome III Criteria
S. Rajindrajith, N. Devanarayana, M. Benninga
2017Journal of Pediatric Gastroenterology and Nutrition - JPGN19 citations Open access
Semantic Scholar
Children and adolescents with chronic constipation: how many seek healthcare and what determines it?
S. Rajindrajith, N. Devanarayana, M. Benninga
2012Journal of Tropical Pediatrics19 citations Open access
Semantic Scholar
Obesity and Functional Gastrointestinal Diseases in Children
S. Rajindrajith, N. Devanarayana, M. Benninga
2014Journal of Neurogastroenterology and Motility17 citations Open access
Semantic Scholar
Myths and misconceptions about childhood constipation
S. Rajindrajith, N. Devanarayana, N. Thapar, M. Benninga
2023European Journal of Pediatrics16 citations Open access
Semantic Scholar
Association between childhood constipation and exposure to stressful life events: a systematic review
Hasitha Liyanarachchi, S. Rajindrajith, C. Kuruppu, P. Chathurangana +3 more
2021Neurogastroenterology and Motility16 citations Open access
Semantic Scholar
Association between functional abdominal pain disorders and asthma in adolescents: A cross-sectional study
M. Kumari, N. Devanarayana, L. Amarasiri, S. Rajindrajith
2018World Journal of Clinical Cases16 citations Open access
Semantic Scholar
Autonomic functions and gastric motility in children with functional abdominal pain disorders
A. Karunanayake, S. Rajindrajith, H. A. de Silva, S. Gunawardena +1 more
2019World Journal of Gastroenterology15 citations Open access
Semantic Scholar
Aerophagia in adolescents is associated with exposure to adverse life events and psychological maladjustment
S. Rajindrajith, S. Hettige, I. Gulegoda, N. Jayawickrama +5 more
2018Neurogastroenterology and Motility12 citations
Semantic Scholar
Unveiling the intricacies: Insight into gastroesophageal reflux disease
Nilanka Wickramasinghe, N. Devanarayana
2025World Journal of Gastroenterology10 citations Open access
Semantic Scholar
Epidemiology of aerophagia in children and adolescents: A systematic review and meta-analysis
S. Rajindrajith, D. Gunawardane, C. Kuruppu, S. Dharmaratne +2 more
2022PLoS ONE9 citations Open access
Semantic Scholar
Early life events in functional abdominal pain disorders in children
A. Karunanayake, N. Devanarayana, S. Rajindrajith
2022PLoS ONE9 citations Open access
Semantic Scholar
Navigating through 65 years of insights: lessons learned on functional abdominal pain in children
S. Rajindrajith, C. Boey, N. Devanarayana, M. Niriella +2 more
2024European Journal of Pediatrics8 citations Open access
Semantic Scholar
Defecation Disorders in Children: Constipation and Fecal Incontinence
D. F. Baaleman, S. Rajindrajith, N. Devanarayana, C. Di Lorenzo +1 more
2021Textbook of Pediatric Gastroenterology, Hepatology and Nutrition5 citations Open access
Semantic Scholar
Abdominal pain predominant functional gastrointestinal diseases: association with child abuse, traumatic life events and quality of life
N. Devanarayana, S. Rajindrajith, A. Karunanayake, S. Nishanthini +2 more
20125 citations
Semantic Scholar
Gastroesophageal reflux disease in Sri Lanka: An island-wide epidemiological survey assessing the prevalence and associated factors
Nilanka Wickramasinghe, Ahthavann Thuraisingham, Achini Jayalath, Dakshitha Wickramasinghe +3 more
2024PLOS Global Public Health4 citations Open access
Semantic Scholar
Exploring the impact of occupational exposure: A study on cardiovascular autonomic functions of male gas station attendants in Sri Lanka
T. Warnakulasuriya, Kushan Medagoda, D. Kottahachchi, Dunya Luke +7 more
2024Physiological Reports4 citations Open access
Semantic Scholar
Defecation Disorders in Children: Constipation and Functional Fecal Incontinence
S. Rajindrajith, N. Devanarayana, M. Benninga
20164 citations
Semantic Scholar
How do we define normal bowel frequency from newborn to teens?: A Bayesian meta-analysis.
Sachith Munasinghe, S. Manathunga, W. Hathagoda, C. Kuruppu +5 more
2024Journal of Pediatric Gastroenterology and Nutrition - JPGN3 citations Open access
Semantic Scholar
Gastric motility and pulmonary function in children with functional abdominal pain disorders and asthma: A pathophysiological study
M. Kumari, L. Amarasiri, S. Rajindrajith, N. Devanarayana
2022PLoS ONE3 citations Open access
Semantic Scholar

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