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Assessment of Child Anthropometry in a Large Epidemiologic Study
Published on: February 2, 2017
Comorbidities of overweight/obesity in Australian preschoolers: a cross-sectional population study
1Centre for Community Child Health, Royal Children's Hospital, Flemington Road, Parkville, VIC 3052, Australia. melissa.wake@rch.org.au
Insights
Parents reported few additional health burdens for overweight preschoolers, despite high prevalence. Parental concern about child weight was low, even for obese children, and unrelated to health issues.
Area of Science:
- Pediatric Health
- Obesity Research
- Public Health
Background:
- Childhood obesity is a growing public health concern.
- Understanding parental perception of health in relation to child body mass index (BMI) is crucial.
Purpose of the Study:
- To examine the association between body mass index (BMI) status and health indicators in Australian preschoolers.
- To investigate parental concern regarding child weight and its relation to health outcomes.
Main Methods:
- Utilized data from the Longitudinal Study of Australian Children (LSAC) (n=4934).
- Classified child BMI using International Obesity TaskForce (IOTF) cutpoints.
- Assessed health outcomes (global health, quality of life, mental health, asthma, sleep, injuries, special health care needs) and parental concern via parent-report, adjusting for sociodemographics.
Main Results:
- 15.3% of children were overweight and 5.2% were obese.
- Overweight and obese children had higher odds of special health care needs (aOR 1.72).
- Parental concern was significantly higher in obese children (52.7%) but unrelated to specific health problems.
Conclusions:
- Preschoolers with overweight/obesity experienced minimal additional health burdens reported by parents.
- A notable gap exists between public concern and parental concern regarding their own child's weight status.
- Findings highlight the need to address parental awareness and perception of childhood overweight/obesity.
Objective:
To determine relationships between body mass index (BMI) status and indicators of health and morbidity in a nationally-representative population sample of preschool children.
Methods:
Data from the 4-5-year-old cohort in the first wave (2004) of the Longitudinal Study of Australian Children were studied. Main outcome measures were: measured child BMI, categorised as non-overweight, overweight and obese using International Obesity TaskForce cutpoints; parent-reported child global health, health-related quality of life, mental health problems, asthma, sleep problems, injuries, special health care needs, and level of parental concern about the child's weight. Regression methods were used to assess associations with child's BMI status, adjusted for sociodemographic factors.
Results:
BMI was available for 4934 (99%) children; 756 (15.3%) were overweight and 258 (5.2%) obese. Compared to non-overweight children, parents of overweight and obese children reported a higher prevalence of special health care needs (adj OR 1.72, 95% CI 1.20 to 2.46), but other health outcomes were similar. Parental concern about the child's weight was low among the overweight (14.4%) and non-overweight (17.8%) children, but rose to 52.7% in the obese. However, parental concern was unrelated to any of the specific health problems studied.
Conclusions:
Despite a high prevalence of overweight/obesity, parents of overweight and obese children reported relatively few additional health burdens over and above those of the non-overweight preschoolers. These findings may shed light on the disparity between strong public concern and parents' expressed lack of concern about overweight/obesity in their own children around the time of school entry.
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