2018 |
Toh, T -H; Tan, V W -Y; Lau, P S -T; Kiyu, A Accuracy of Modified Checklist for Autism in Toddlers (M-CHAT) in Detecting Autism and Other Developmental Disorders in Community Clinics Journal Article Journal of Autism and Developmental Disorders, 48 (1), pp. 28-35, 2018, ISSN: 01623257, (cited By 9). Abstract | Links | BibTeX | Tags: Article, Autism, Autism Assessment, Autism Spectrum Disorders, Checklist, Children, Cohort Analysis, Cohort Studies, Community Health Centers, Developmental Disorders, Diagnostic Accuracy, Female, Health Center, Human, Infant, Major Clinical Study, Malaysia, Male, Mass Screening, Modified Checklist for Autism in Toddlers, Pediatric Hospital, Predictive Value, Preschool, Preschool Child, Priority Journal, Procedures, Psychology, Retrospective Studies, Retrospective Study, Sensitivity and Specificity, Standards, Toddler @article{Toh201828, title = {Accuracy of Modified Checklist for Autism in Toddlers (M-CHAT) in Detecting Autism and Other Developmental Disorders in Community Clinics}, author = {T -H Toh and V W -Y Tan and P S -T Lau and A Kiyu}, url = {https://www.scopus.com/inward/record.uri?eid=2-s2.0-85028764085&doi=10.1007%2fs10803-017-3287-x&partnerID=40&md5=21bce2407197b8b1e43b4420d274861b}, doi = {10.1007/s10803-017-3287-x}, issn = {01623257}, year = {2018}, date = {2018-01-01}, journal = {Journal of Autism and Developmental Disorders}, volume = {48}, number = {1}, pages = {28-35}, publisher = {Springer New York LLC}, abstract = {This study determined the accuracy of Modified Checklist for Autism in Toddlers (M-CHAT) in detecting toddlers with autism spectrum disorder (ASD) and other developmental disorders (DD) in community mother and child health clinics. We analysed 19,297 eligible toddlers (15–36 months) who had M-CHAT performed in 2006–2011. Overall sensitivities for detecting ASD and all DD were poor but better in the 21 to <27 months and 27–36-month age cohorts (54.5–64.3%). Although positive predictive value (PPV) was poor for ASD, especially the younger cohort, positive M-CHAT helped in detecting all DD (PPV = 81.6%). This suggested M-CHAT for screening ASD was accurate for older cohorts (>21 months) and a useful screening tool for all DD. © 2017, Springer Science+Business Media, LLC.}, note = {cited By 9}, keywords = {Article, Autism, Autism Assessment, Autism Spectrum Disorders, Checklist, Children, Cohort Analysis, Cohort Studies, Community Health Centers, Developmental Disorders, Diagnostic Accuracy, Female, Health Center, Human, Infant, Major Clinical Study, Malaysia, Male, Mass Screening, Modified Checklist for Autism in Toddlers, Pediatric Hospital, Predictive Value, Preschool, Preschool Child, Priority Journal, Procedures, Psychology, Retrospective Studies, Retrospective Study, Sensitivity and Specificity, Standards, Toddler}, pubstate = {published}, tppubtype = {article} } This study determined the accuracy of Modified Checklist for Autism in Toddlers (M-CHAT) in detecting toddlers with autism spectrum disorder (ASD) and other developmental disorders (DD) in community mother and child health clinics. We analysed 19,297 eligible toddlers (15–36 months) who had M-CHAT performed in 2006–2011. Overall sensitivities for detecting ASD and all DD were poor but better in the 21 to <27 months and 27–36-month age cohorts (54.5–64.3%). Although positive predictive value (PPV) was poor for ASD, especially the younger cohort, positive M-CHAT helped in detecting all DD (PPV = 81.6%). This suggested M-CHAT for screening ASD was accurate for older cohorts (>21 months) and a useful screening tool for all DD. © 2017, Springer Science+Business Media, LLC. |
2017 |
Hnoonual, A; Thammachote, W; Tim-Aroon, T; Rojnueangnit, K; Hansakunachai, T; Sombuntham, T; Roongpraiwan, R; Worachotekamjorn, J; Chuthapisith, J; Fucharoen, S; Wattanasirichaigoon, D; Ruangdaraganon, N; Limprasert, P; Jinawath, N Scientific Reports, 7 (1), 2017, ISSN: 20452322, (cited By 6). Abstract | Links | BibTeX | Tags: Adolescent, Autism, Autism Spectrum Disorders, Children, Chromosomal Mapping, Chromosome Mapping, Cohort Analysis, Cohort Studies, Copy Number Variation, DNA Copy Number Variations, Female, Genetic Predisposition, Genetic Predisposition to Disease, Genetics, Human, Infant, Male, Membrane Protein, Membrane Proteins, Microarray Analysis, Polymorphism, Preschool, Preschool Child, Procedures, SERINC2 Protein, Single Nucleotide, Single Nucleotide Polymorphism @article{Hnoonual2017, title = {Chromosomal microarray analysis in a cohort of underrepresented population identifies SERINC2 as a novel candidate gene for autism spectrum disorder}, author = {A Hnoonual and W Thammachote and T Tim-Aroon and K Rojnueangnit and T Hansakunachai and T Sombuntham and R Roongpraiwan and J Worachotekamjorn and J Chuthapisith and S Fucharoen and D Wattanasirichaigoon and N Ruangdaraganon and P Limprasert and N Jinawath}, url = {https://www.scopus.com/inward/record.uri?eid=2-s2.0-85029864969&doi=10.1038%2fs41598-017-12317-3&partnerID=40&md5=3c1b6a0c064665aab8ace8e8f58c2b01}, doi = {10.1038/s41598-017-12317-3}, issn = {20452322}, year = {2017}, date = {2017-01-01}, journal = {Scientific Reports}, volume = {7}, number = {1}, publisher = {Nature Publishing Group}, abstract = {Chromosomal microarray (CMA) is now recognized as the first-tier genetic test for detection of copy number variations (CNVs) in patients with autism spectrum disorder (ASD). The aims of this study were to identify known and novel ASD associated-CNVs and to evaluate the diagnostic yield of CMA in Thai patients with ASD. The Infinium CytoSNP-850K BeadChip was used to detect CNVs in 114 Thai patients comprised of 68 retrospective ASD patients (group 1) with the use of CMA as a second line test and 46 prospective ASD and developmental delay patients (group 2) with the use of CMA as the first-tier test. We identified 7 (6.1%) pathogenic CNVs and 22 (19.3%) variants of uncertain clinical significance (VOUS). A total of 29 patients with pathogenic CNVs and VOUS were found in 22% (15/68) and 30.4% (14/46) of the patients in groups 1 and 2, respectively. The difference in detected CNV frequencies between the 2 groups was not statistically significant (Chi square = 1.02}, note = {cited By 6}, keywords = {Adolescent, Autism, Autism Spectrum Disorders, Children, Chromosomal Mapping, Chromosome Mapping, Cohort Analysis, Cohort Studies, Copy Number Variation, DNA Copy Number Variations, Female, Genetic Predisposition, Genetic Predisposition to Disease, Genetics, Human, Infant, Male, Membrane Protein, Membrane Proteins, Microarray Analysis, Polymorphism, Preschool, Preschool Child, Procedures, SERINC2 Protein, Single Nucleotide, Single Nucleotide Polymorphism}, pubstate = {published}, tppubtype = {article} } Chromosomal microarray (CMA) is now recognized as the first-tier genetic test for detection of copy number variations (CNVs) in patients with autism spectrum disorder (ASD). The aims of this study were to identify known and novel ASD associated-CNVs and to evaluate the diagnostic yield of CMA in Thai patients with ASD. The Infinium CytoSNP-850K BeadChip was used to detect CNVs in 114 Thai patients comprised of 68 retrospective ASD patients (group 1) with the use of CMA as a second line test and 46 prospective ASD and developmental delay patients (group 2) with the use of CMA as the first-tier test. We identified 7 (6.1%) pathogenic CNVs and 22 (19.3%) variants of uncertain clinical significance (VOUS). A total of 29 patients with pathogenic CNVs and VOUS were found in 22% (15/68) and 30.4% (14/46) of the patients in groups 1 and 2, respectively. The difference in detected CNV frequencies between the 2 groups was not statistically significant (Chi square = 1.02 |
Wo, S W; Ong, L C; Low, W Y; Lai, P S M The impact of epilepsy on academic achievement in children with normal intelligence and without major comorbidities: A systematic review Journal Article Epilepsy Research, 136 , pp. 35-45, 2017, ISSN: 09201211, (cited By 8). Abstract | Links | BibTeX | Tags: Academic Achievement, Academic Success, Achievement, Attitude to Health, Autism, Benign Childhood Epilepsy, Children, Children with Epilepsy, Cohort Analysis, Comorbidity, Cross-Sectional Study, English (Language), Epilepsy, Human, Intellectual Impairment, Intelligence, Intelligence Quotient, Learning Disorder, Observational Study, Parenting Education, Priority Journal, Psychology, Recurrent Disease, Recurrent Epilepsy, Review, Scoring System, Systematic Review, Underachievement @article{Wo201735, title = {The impact of epilepsy on academic achievement in children with normal intelligence and without major comorbidities: A systematic review}, author = {S W Wo and L C Ong and W Y Low and P S M Lai}, url = {https://www.scopus.com/inward/record.uri?eid=2-s2.0-85025636897&doi=10.1016%2fj.eplepsyres.2017.07.009&partnerID=40&md5=f34a0aada2cc5dc6e4d6beab18ac779c}, doi = {10.1016/j.eplepsyres.2017.07.009}, issn = {09201211}, year = {2017}, date = {2017-01-01}, journal = {Epilepsy Research}, volume = {136}, pages = {35-45}, publisher = {Elsevier B.V.}, abstract = {Purpose To systematically examine published literature which assessed the prevalence of academic difficulties in children with epilepsy (CWE) of normal intelligence, and its associating factors. Methods A search was conducted on five databases for articles published in English from 1980 till March 2015. Included were studies who recruited children (aged 5–18 years), with a diagnosis or newly/recurrent epilepsy, an intelligent quotient (IQ) of ≥70 or attending regular school, with or without a control group, which measured academic achievement using a standardised objective measure, and published in English. Excluded were children with learning difficulties, intellectual disabilities (IQ < 70) and other comorbidities such as attention deficits hyperactive disorder or autism. Two pairs of reviewers extracted the data, and met to resolve any differences from the data extraction process. Results Twenty studies were included. The majority of the studies assessed “low achievement” whist only two studies used the IQ-achievement discrepancy definition of “underachievement”. Fourteen studies (70%) reported that CWE had significantly lower academic achievement scores compared to healthy controls, children with asthma or reported norms. The remaining six studies (30%) did not report any differences. CWE had stable academic achievement scores over time (2–4 years), even among those whose seizure frequency improved. Higher parental education and children with higher IQ, and had better attention or had a positive attitude towards epilepsy, were associated with higher academic achievement score. Older children were found to have lower academic achievement score. Conclusions In CWE of normal intelligence, the majority of published literature found that academic achievement was lower than controls or reported norms. The high percentages of low achievement in CWE, especially in the older age group, and the stability of scores even as seizure frequency improved, highlights the need for early screening of learning problems, and continued surveillance. © 2017 Elsevier B.V.}, note = {cited By 8}, keywords = {Academic Achievement, Academic Success, Achievement, Attitude to Health, Autism, Benign Childhood Epilepsy, Children, Children with Epilepsy, Cohort Analysis, Comorbidity, Cross-Sectional Study, English (Language), Epilepsy, Human, Intellectual Impairment, Intelligence, Intelligence Quotient, Learning Disorder, Observational Study, Parenting Education, Priority Journal, Psychology, Recurrent Disease, Recurrent Epilepsy, Review, Scoring System, Systematic Review, Underachievement}, pubstate = {published}, tppubtype = {article} } Purpose To systematically examine published literature which assessed the prevalence of academic difficulties in children with epilepsy (CWE) of normal intelligence, and its associating factors. Methods A search was conducted on five databases for articles published in English from 1980 till March 2015. Included were studies who recruited children (aged 5–18 years), with a diagnosis or newly/recurrent epilepsy, an intelligent quotient (IQ) of ≥70 or attending regular school, with or without a control group, which measured academic achievement using a standardised objective measure, and published in English. Excluded were children with learning difficulties, intellectual disabilities (IQ < 70) and other comorbidities such as attention deficits hyperactive disorder or autism. Two pairs of reviewers extracted the data, and met to resolve any differences from the data extraction process. Results Twenty studies were included. The majority of the studies assessed “low achievement” whist only two studies used the IQ-achievement discrepancy definition of “underachievement”. Fourteen studies (70%) reported that CWE had significantly lower academic achievement scores compared to healthy controls, children with asthma or reported norms. The remaining six studies (30%) did not report any differences. CWE had stable academic achievement scores over time (2–4 years), even among those whose seizure frequency improved. Higher parental education and children with higher IQ, and had better attention or had a positive attitude towards epilepsy, were associated with higher academic achievement score. Older children were found to have lower academic achievement score. Conclusions In CWE of normal intelligence, the majority of published literature found that academic achievement was lower than controls or reported norms. The high percentages of low achievement in CWE, especially in the older age group, and the stability of scores even as seizure frequency improved, highlights the need for early screening of learning problems, and continued surveillance. © 2017 Elsevier B.V. |
2012 |
Salih, M R M; Bahari, M B; Hassali, M A A; Shafie, A A; Al-Lela, O Q B; Abd, A Y; Ganesan, V M Characteristics of seizure frequency among Malaysian children diagnosed with structural-metabolic epilepsy Journal Article Journal of Neurosciences in Rural Practice, 3 (3), pp. 244-250, 2012, ISSN: 09763147, (cited By 1). Abstract | Links | BibTeX | Tags: Adolescent, Anticonvulsive Agent, Article, Autism, Benign Childhood Epilepsy, Brain Disease, Carbamazepine, Cerebral Palsy, Children, Chinese, Clonazepam, Cohort Analysis, Congenital Toxoplasmosis, Controlled Study, Corpus Callosum Agenesis, Dandy Walker Syndrome, Degenerative Disease, Developmental Disorders, Disorders of Mitochondrial Functions, Down Syndrome, Epilepsy, Ethnicity, Etiracetam, Female, Focal Epilepsy, Happy Puppet Syndrome, Human, Hydrocephalus, Indian, Intellectual Impairment, Lamotrigine, Major Clinical Study, Malay, Male, Medical Record, Microcephaly, Monotherapy, Preschool Child, Priority Journal, Retrospective Study, School Child, Seizure, Structural Metabolic Epilepsy, Tuberous Sclerosis, Valproic Acid, Wilson Disease @article{Salih2012244, title = {Characteristics of seizure frequency among Malaysian children diagnosed with structural-metabolic epilepsy}, author = {M R M Salih and M B Bahari and M A A Hassali and A A Shafie and O Q B Al-Lela and A Y Abd and V M Ganesan}, url = {https://www.scopus.com/inward/record.uri?eid=2-s2.0-84870233746&doi=10.4103%2f0976-3147.102596&partnerID=40&md5=039bd22d6c38366ebfdd00a4254c20f0}, doi = {10.4103/0976-3147.102596}, issn = {09763147}, year = {2012}, date = {2012-01-01}, journal = {Journal of Neurosciences in Rural Practice}, volume = {3}, number = {3}, pages = {244-250}, abstract = {Introduction: Seizure-free patients or substantial reduction in seizure frequency are the most important outcome measures in the management of epilepsy. The study aimed to evaluate the patterns of seizure frequency and its relationship with demographics, clinical characteristics, and outcomes. Materials and Methods: A retrospective cohort study was conducted at the Pediatric Neurology Clinic, Hospital Pulau Pinang. Over a period of 6 months, the required data were extracted from the medical records using a pre-designed data collection form. Results: Seizure frequency showed no significant association with patient's demographics and clinical characteristic. However, significant reduction in seizure frequency from the baseline to the last follow-up visit was only seen in certain subgroups of patients including Malays, females, patients <4 years of age, patients with global developmental delay/intellectual disability, and patients with focal seizure. There was no significant association between seizure frequency and rate of adverse events. Polytherapy visits were associated with higher seizure frequency than monotherapy visits (27.97 ± 56.66, 10.94 ± 30.96 attack per month, respectively) (P < 0.001). There was a clear tendency to get antiepileptic drugs used at doses above the recommended range in polytherapy (8.4%) rather than in monotherapy (1.4%) visits (P < 0.001). A significant correlation was found between seizure frequency and number of visits per patient per year (r = 0.450, P < 0.001). Conclusion: Among children with structural-metabolic epilepsy, Malays, females, patients <4 years of age, patients with global developmental delay/intellectual disability and patients manifested with focal seizure are more responsive antiepileptic drug therapy than the other subgroups of patients.}, note = {cited By 1}, keywords = {Adolescent, Anticonvulsive Agent, Article, Autism, Benign Childhood Epilepsy, Brain Disease, Carbamazepine, Cerebral Palsy, Children, Chinese, Clonazepam, Cohort Analysis, Congenital Toxoplasmosis, Controlled Study, Corpus Callosum Agenesis, Dandy Walker Syndrome, Degenerative Disease, Developmental Disorders, Disorders of Mitochondrial Functions, Down Syndrome, Epilepsy, Ethnicity, Etiracetam, Female, Focal Epilepsy, Happy Puppet Syndrome, Human, Hydrocephalus, Indian, Intellectual Impairment, Lamotrigine, Major Clinical Study, Malay, Male, Medical Record, Microcephaly, Monotherapy, Preschool Child, Priority Journal, Retrospective Study, School Child, Seizure, Structural Metabolic Epilepsy, Tuberous Sclerosis, Valproic Acid, Wilson Disease}, pubstate = {published}, tppubtype = {article} } Introduction: Seizure-free patients or substantial reduction in seizure frequency are the most important outcome measures in the management of epilepsy. The study aimed to evaluate the patterns of seizure frequency and its relationship with demographics, clinical characteristics, and outcomes. Materials and Methods: A retrospective cohort study was conducted at the Pediatric Neurology Clinic, Hospital Pulau Pinang. Over a period of 6 months, the required data were extracted from the medical records using a pre-designed data collection form. Results: Seizure frequency showed no significant association with patient's demographics and clinical characteristic. However, significant reduction in seizure frequency from the baseline to the last follow-up visit was only seen in certain subgroups of patients including Malays, females, patients <4 years of age, patients with global developmental delay/intellectual disability, and patients with focal seizure. There was no significant association between seizure frequency and rate of adverse events. Polytherapy visits were associated with higher seizure frequency than monotherapy visits (27.97 ± 56.66, 10.94 ± 30.96 attack per month, respectively) (P < 0.001). There was a clear tendency to get antiepileptic drugs used at doses above the recommended range in polytherapy (8.4%) rather than in monotherapy (1.4%) visits (P < 0.001). A significant correlation was found between seizure frequency and number of visits per patient per year (r = 0.450, P < 0.001). Conclusion: Among children with structural-metabolic epilepsy, Malays, females, patients <4 years of age, patients with global developmental delay/intellectual disability and patients manifested with focal seizure are more responsive antiepileptic drug therapy than the other subgroups of patients. |
2008 |
Tan, K L; Yadav, H Reassessment on the development of children with disability in Malaysia Journal Article Medical Journal of Malaysia, 63 (1), pp. 17-20, 2008, ISSN: 03005283, (cited By 5). Abstract | Links | BibTeX | Tags: Article, Autism, Child Development, Children, Clinical Assessment Tool, Cohort Analysis, Controlled Study, Developmental Disorders, Developmental Screening, Disabled Children, Down Syndrome, Family, Female, Follow Up, Human, Infant, Learning Disorder, Major Clinical Study, Malaysia, Male, Mental Deficiency, Patient Selection, Pediatric Rehabilitation, Preschool, Primary Health Care, Register, Speech Disorder, Statistical Significance @article{Tan200817, title = {Reassessment on the development of children with disability in Malaysia}, author = {K L Tan and H Yadav}, url = {https://www.scopus.com/inward/record.uri?eid=2-s2.0-49649115291&partnerID=40&md5=8838ddaa3d9906d8b696be13e88f1baa}, issn = {03005283}, year = {2008}, date = {2008-01-01}, journal = {Medical Journal of Malaysia}, volume = {63}, number = {1}, pages = {17-20}, abstract = {This is a cohort study investigating the profile of children with disability registered with the primary health care clinics in Malaysia. The purpose of the study was to determine whether reassessment on the development of children with disability under rehabilitation should be done at three months interval or six months interval. Secondary data from the pilot project conducted by the Family Health Development Division, Ministry of Health Malaysia was used in this study. The study was carried out for seven months from 1st August 2004 until 28th February 2005. A total of 168 disabled children followed up for six months were selected in this study. Schedule of Growing Scale (SGS) II was the tool used for analysis. Results showed a statistically significant difference in the mean total SGS score at six months interval but not at three months interval. The result suggests that reassessment on children with Down Syndrome, Autism, Cerebral Palsy, mental retardation and delayed speech under rehabilitation should be carried out every six months while children with gross developmental delay and slow learner might need a longer interval for reassessment.}, note = {cited By 5}, keywords = {Article, Autism, Child Development, Children, Clinical Assessment Tool, Cohort Analysis, Controlled Study, Developmental Disorders, Developmental Screening, Disabled Children, Down Syndrome, Family, Female, Follow Up, Human, Infant, Learning Disorder, Major Clinical Study, Malaysia, Male, Mental Deficiency, Patient Selection, Pediatric Rehabilitation, Preschool, Primary Health Care, Register, Speech Disorder, Statistical Significance}, pubstate = {published}, tppubtype = {article} } This is a cohort study investigating the profile of children with disability registered with the primary health care clinics in Malaysia. The purpose of the study was to determine whether reassessment on the development of children with disability under rehabilitation should be done at three months interval or six months interval. Secondary data from the pilot project conducted by the Family Health Development Division, Ministry of Health Malaysia was used in this study. The study was carried out for seven months from 1st August 2004 until 28th February 2005. A total of 168 disabled children followed up for six months were selected in this study. Schedule of Growing Scale (SGS) II was the tool used for analysis. Results showed a statistically significant difference in the mean total SGS score at six months interval but not at three months interval. The result suggests that reassessment on children with Down Syndrome, Autism, Cerebral Palsy, mental retardation and delayed speech under rehabilitation should be carried out every six months while children with gross developmental delay and slow learner might need a longer interval for reassessment. |
2018 |
Accuracy of Modified Checklist for Autism in Toddlers (M-CHAT) in Detecting Autism and Other Developmental Disorders in Community Clinics Journal Article Journal of Autism and Developmental Disorders, 48 (1), pp. 28-35, 2018, ISSN: 01623257, (cited By 9). |
2017 |
Scientific Reports, 7 (1), 2017, ISSN: 20452322, (cited By 6). |
The impact of epilepsy on academic achievement in children with normal intelligence and without major comorbidities: A systematic review Journal Article Epilepsy Research, 136 , pp. 35-45, 2017, ISSN: 09201211, (cited By 8). |
2012 |
Characteristics of seizure frequency among Malaysian children diagnosed with structural-metabolic epilepsy Journal Article Journal of Neurosciences in Rural Practice, 3 (3), pp. 244-250, 2012, ISSN: 09763147, (cited By 1). |
2008 |
Reassessment on the development of children with disability in Malaysia Journal Article Medical Journal of Malaysia, 63 (1), pp. 17-20, 2008, ISSN: 03005283, (cited By 5). |