Maternal occupation as a nail technician or hairdresser during pregnancy and birth defects, National Birth Defects Prevention Study, 1997–2011

2021 ◽  
pp. oemed-2021-107561
Author(s):  
Miriam R Siegel ◽  
Carissa M Rocheleau ◽  
Kendra Broadwater ◽  
Albeliz Santiago-Colón ◽  
Candice Y Johnson ◽  
...  

ObjectiveNail technicians and hairdressers may be exposed to chemicals with potential reproductive effects. While studies have examined birth defects in children of hairdressers, those in children of nail technicians have not been evaluated. We investigated associations between selected birth defects and maternal occupation as a nail technician or hairdresser versus a non-cosmetology occupation during pregnancy.MethodsWe analysed population-based case–control data from the multisite National Birth Defects Prevention Study, 1997–2011. Cases were fetuses or infants with major structural birth defects; controls were live-born infants without major birth defects. Expert raters classified self-reported maternal jobs as nail technician, combination nail technician-hairdresser, hairdresser, other cosmetology work or non-cosmetology work. We used logistic regression to calculate adjusted ORs and 95% CIs for associations between occupation during pregnancy and birth defects, controlling for age, smoking, education and race/ethnicity.ResultsSixty-one mothers worked as nail technicians, 196 as hairdressers, 39 as combination nail technician-hairdressers and 42 810 as non-cosmetologists. The strongest associations among nail technicians included seven congenital heart defect (CHD) groups (ORs ranging from 2.7 to 3.5) and neural tube defects (OR=2.6, CI=0.8 to 8.4). Birth defects most strongly associated with hairdressing included anotia/microtia (OR=2.1, CI=0.6 to 6.9) and cleft lip with cleft palate (OR=2.0, CI=1.1 to 3.7). All oral cleft groups were associated with combination nail technician-hairdresser work (ORs ranging from 4.2 to 5.3).ConclusionsSmall samples resulted in wide CIs. Still, results suggest associations between maternal nail technician work during pregnancy and CHDs and between hairdressing work and oral clefts.

2009 ◽  
Vol 46 (6) ◽  
pp. 575-582 ◽  
Author(s):  
Peter Damiano ◽  
Margaret Tyler ◽  
Paul A. Romitti ◽  
Charlotte Druschel ◽  
April A. Austin ◽  
...  

Objective: The primary objective of this study was to evaluate whether there were differences in the characteristics and outcomes of care for children with oral clefts (OCs) among population-based samples in three states. Design: Data on the health status and on speech and esthetic outcomes were collected using structured telephone interviews conducted during 2005–2006 with mothers of children with OCs aged 2 to 7 in Arkansas, Iowa, and New York. Participants: Mothers of children born with nonsyndromic OCs on or after January 1, 1998, and on or before December 31, 2003, in Arkansas, Iowa, or New York. Subjects were identified through their participation in the ongoing National Birth Defects Prevention Study. Main Outcome Measures: Demographic characteristics, rating of cleft care, severity of condition, health status, esthetic outcomes, and speech problems were evaluated by state of residence. Results: Children with OCs from Arkansas were from lower income families, and their parents were less likely to be married. Children with OCs from Arkansas were more likely to have special health care needs and to require mental health care. Few differences were found across states in type of cleft, severity of cleft, or outcomes of cleft care. Conclusions: Combining results from population-based samples across multiple studies increases the variability of sample characteristics. Including multiple states can be an efficient way to learn more about the outcomes of medical care for less common conditions such as oral cleft.


2018 ◽  
Vol 22 (2) ◽  
pp. 336-343
Author(s):  
Renata H Benjamin ◽  
Laura E Mitchell ◽  
Mark A Canfield ◽  
Adrienne T Hoyt ◽  
Dejian Lai ◽  
...  

AbstractObjectiveTo evaluate the relationships between maternal fish consumption and pregnancy outcomes in a large, population-based sample of women in the USA.DesignWe collected average fish consumption prior to pregnancy using a modified version of the semi-quantitative Willett FFQ. We estimated adjusted OR (aOR) and 95 % CI for associations between different levels of fish consumption and preterm birth (<37 weeks), early preterm birth (<32 and <35 weeks) and small-for-gestational-age infants (SGA; <10th percentile).SettingThe National Birth Defects Prevention Study (NBDPS).SubjectsControl mother–infant pairs with estimated delivery dates between 1997 and 2011 (n 10 919).ResultsNo significant associations were observed between fish consumption and preterm birth or early preterm birth (aOR = 0·7–1·0 and 0·7–0·9, respectively). The odds of having an SGA infant were elevated (aOR = 2·1; 95 % CI 1·2, 3·4) among women with daily fish consumption compared with women consuming fish less than once per month. No associations were observed between other levels of fish consumption and SGA (aOR = 0·8–1·0).ConclusionsHigh intake of fish was associated with twofold higher odds of having an SGA infant, while moderate fish consumption prior to pregnancy was not associated with preterm or SGA. Our study, like many other studies in this area, lacked information regarding preparation methods and the specific types of fish consumed. Future studies should incorporate information on nutrient and contaminant contents, preparation methods and biomarkers to assess these relationships.


2020 ◽  
Vol 77 (3) ◽  
pp. 172-178 ◽  
Author(s):  
Nynke Spinder ◽  
Lynn M Almli ◽  
Tania A Desrosiers ◽  
Kathryn E Arnold ◽  
Jorieke E H Bergman ◽  
...  

ObjectivesThe aim of this study was to assess the association between maternal occupational exposure to solvents and gastroschisis in offspring.MethodsWe used data from the National Birth Defects Prevention Study, a large population-based case-control study of major birth defects conducted in 10 US states from 1997 to 2011. Infants with gastroschisis were ascertained by active birth defects surveillance systems. Control infants without major birth defects were selected from vital records or birth hospital records. Self-reported maternal occupational histories were collected by telephone interview. Industrial hygienists reviewed this information to estimate exposure to aromatic, chlorinated and petroleum-based solvents from 1 month before conception through the first trimester of pregnancy. Cumulative exposure to solvents was estimated for the same period accounting for estimated exposure intensity and frequency, job duration and hours worked per week. ORs and 95% CIs were estimated to assess the association between exposure to any solvents or solvent classes, and gastroschisis risk.ResultsAmong 879 cases and 7817 controls, the overall prevalence of periconceptional solvent exposure was 7.3% and 7.4%, respectively. Exposure to any solvent versus no exposure to solvents was not associated with gastroschisis after adjusting for maternal age (OR 1.00, 95% CI 0.75 to 1.32), nor was an association noted for solvent classes. There was no exposure-response relationship between estimated cumulative solvent exposure and gastroschisis after adjusting for maternal age.ConclusionOur study found no association between maternal occupational solvent exposure and gastroschisis in offspring. Further research is needed to understand risk factors for gastroschisis.


2011 ◽  
Vol 158A (1) ◽  
pp. 109-115 ◽  
Author(s):  
A.J. Agopian ◽  
Mark A. Canfield ◽  
Richard S. Olney ◽  
Philip J. Lupo ◽  
Tunu Ramadhani ◽  
...  

2013 ◽  
Vol 216 (3) ◽  
pp. 317-323 ◽  
Author(s):  
Shao Lin ◽  
Michele L. Herdt-Losavio ◽  
Bonnie R. Chapman ◽  
Jean-Pierre Munsie ◽  
Andrew F. Olshan ◽  
...  

PEDIATRICS ◽  
1993 ◽  
Vol 92 (4) ◽  
pp. 559-563
Author(s):  
Jun Zhang ◽  
Wen-wei Cai

Objective. To examine the association between the common cold with or without fever in the first 3 months of pregnancy and birth defects in offspring. Design. A case-control study. Setting. Data are from the Shanghai Birth Defects Monitoring Program, conducted in 29 hospitals in Shanghai, China from October 1, 1986 to September 30, 1987. Subjects. A total of 986 birth defects cases, 990 frequency-matched live birth controls, and 159 stillbirth controls. Results. Modestly elevated risk of birth defects was identified among women who reported having a cold with or without fever in the first trimester of pregnancy. Notably increased relative risks were observed for anencephalus (odds ratio [OR] = 3.9, 95% confidence interval [CI] = 2.0 to 7.7), spina bifida (OR = 4.1, 95% CI = 1.7 to 9.7), hydrocephalus (OR = 2.3, 95 % CI = 1.1 to 5.1), cleft lip (OR = 2.2, 95 % CI = 1.4 to 3.4), and undescended testicle (OR = 1.8, 95 % CI = 1.0 to 3.0). Our study further found that the overall relative risks were consistent by using two different control groups, suggesting that this association was unlikely to be due to recall or report bias. Conclusion. Common cold in the first trimester of pregnancy may be associated with an increased risk of birth defects in offspring. However, these findings should be interpreted cautiously.


2017 ◽  
Vol 109 (5) ◽  
pp. 372-378 ◽  
Author(s):  
Suzanne M. Gilboa ◽  
Cara T. Mai ◽  
Carrie K. Shapiro-Mendoza ◽  
Janet D. Cragan ◽  
Cynthia A. Moore ◽  
...  

2021 ◽  
pp. 105566562110100
Author(s):  
Maria Luisa Navarro Sanchez ◽  
Renata H. Benjamin ◽  
Laura E. Mitchell ◽  
Peter H. Langlois ◽  
Mark A. Canfield ◽  
...  

Objective: To investigate 2- to 5-way patterns of defects co-occurring with orofacial clefts using data from a population-based registry. Design: We used data from the Texas Birth Defects Registry for deliveries between 1999 and 2014 to Texas residents, including 1884 cases with cleft palate (CP) and 5289 cases with cleft lip with or without cleft palate (CL±P) without a known syndrome. We identified patterns of defects co-occurring with CP and with CL±P observed more frequently than would be expected if these defects occurred independently. We calculated adjusted observed-to-expected ( O/ E) ratios to account for the known tendency of birth defects to cluster nonspecifically. Results: Among infants without a syndrome, 23% with CP and 21% with CL±P had at least 1 additional congenital anomaly. Several combinations of defects were observed much more often than expected. For example, the combination of CL±P, congenital hydrocephaly, anophthalmia, and other nose anomalies had an O/ E ratio of 605. For both CP and CL±P, co-occurrence patterns with the highest O/ E ratios involved craniofacial and brain abnormalities, and many included the skeletal, cardiovascular, and renal systems. Conclusions: The patterns of defects we observed co-occurring with clefts more often than expected may help improve our understanding of the relationships between multiple defects. Further work to better understand some of the top defect combinations could reveal new phenotypic subgroups and increase our knowledge of the developmental mechanisms that underlie the respective defects.


BMJ Open ◽  
2019 ◽  
Vol 9 (3) ◽  
pp. e026297 ◽  
Author(s):  
Marcia L Feldkamp ◽  
Kathryn E Arnold ◽  
Sergey Krikov ◽  
Jennita Reefhuis ◽  
Lynn M Almli ◽  
...  

ObjectiveTo assess the association between occurrence and timing of maternal self-reported genitourinary tract infection (urinary tract infections [UTIs] and/or sexually transmitted infection [STI]) and risk for gastroschisis in the offspring.DesignPopulation-based case–control study.SettingNational Birth Defects Prevention Study, a multisite study in the USA.ParticipantsMothers of 1366 gastroschisis cases and 11 238 healthy controls.Main outcome measuresCrude and adjusted ORs (aORs) with 95% CIs.ResultsGenitourinary infections were frequent in case (19.3%) and control women (9.9%) during the periconceptional period (defined as 3 months prior to 3 months after conception). UTI and/or STI in the periconceptional period were associated with similarly increased risks for gastroschisis (aOR 1.5, 95% CI 1.3 to 1.8; aOR 1.6, 95% CI 1.2 to 2.3, respectively). The risk was increased with a UTI before (aOR 2.5; 95% CI 1.4 to 4.5) or after (aOR 1.7; 95% CI 1.1 to 2.6) conception only among women ≥25 years of age. The risk was highest among women <20 years of age with an STI before conception (aOR 3.6; 95% CI 1.5 to 8.4) and in women ≥25 years of age, the risk was similar for before (aOR 2.9; 95% CI 1.0 to 8.5) and after (aOR 2.8; 95% CI 1.3 to 6.1) conception. A specific STI pathogen was reported in 89.3% (50/56) of cases and 84.3% (162/191) of controls withChlamydia trachomatisthe most common (25/50 cases, 50%; 58/162 controls, 36%) and highest among women <20 years of age (16/25 cases, 64%; 22/33 controls, 67%).ConclusionsUTI and/or STI were associated with an increased risk for gastroschisis, with the strength of the association varying by maternal age and timing of infection.


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