Table 3.
Summary of studies included in the review
| Author | Country | Study design | Ages, years | Sample (ASD/controls) | Gender % male (ASD/controls) | Characsteristics of control group | Obesity definition | ASD diagnosis |
|---|---|---|---|---|---|---|---|---|
| Chen et al. [30] | USA | Cross-sectional national survey, NSCH (2004) | 10–17 | 247/22,713 | Healthy controls | ≥95th percentile of the sex-specific BMI for age growth charts | Reported by guardian | |
|
| ||||||||
| Corvey et al. [32] | USA | Cross-sectional national survey, NSCH (2012) | 6–17 | 1,385/64,259 | 82.8%/50.6% | Healthy controls | ≥95th percentile of the sex-specific BMI for age growth charts | Reported by guardian |
|
| ||||||||
| Curtin et al. [31] | USA | Cross-sectional national survey, NSCH (2004) | 3–17 | 454/85,272 | 79%/51% | Healthy controls | ≥95th percentile of the sex-specific BMI for age growth charts | Reported by guardian |
|
| ||||||||
| Healy et al. [38] | USA | Cross-sectional national survey, NSCH (2017) | 10–17 | 750/25,173 | 80.6%/50.3% | Healthy controls | ≥95th percentile of the sex-specific BMI for age growth charts | Reported by guardian |
|
| ||||||||
| Mccoy et al. [33] | USA | Cross-sectional national survey, NSCH (2012) | 10–17 | 915/41,879 | 81%/51.5% | Healthy controls | ≥95th percentile of the sex-specific BMI for age growth charts | Reported by guardian |
|
| ||||||||
| Mccoy and Morgan [37] | USA | Cross-sectional national survey, NSCH (2017) | 10–17 | 1,144/31,168 | 80.4%/49.9% | Healthy controls | ≥95th percentile of the sex-specific BMI for age growth charts | Reported by guardian |
|
| ||||||||
| Must et al. [34] | USA | Cross-sectional national survey, NSCH (2012) | 10–17 | 925/42,852 | 83.7%/50.5% | Healthy controls | ≥95th percentile of the sex-specific BMI for age growth charts | Reported by guardian |
|
| ||||||||
| Philips et al. [39] | USA | Cross-sectional national survey, NHIS (2010) | 12–17 | 93/8,141 | 79.7%/47% | Healthy controls | ≥95th percentile of the sex-specific BMI for age growth charts | Reported by guardian |
|
| ||||||||
| Rimmer et al. [59] | USA | Cross-sectional online survey (2009) | 12–18 | 159/12,973 | Healthy controls from youth risk behavior survey 2007 | ≥95th percentile of the sex-specific BMI for age growth charts | Reported by guardian | |
|
| ||||||||
| Tybor et al. [36] | USA | Cross-sectional national survey, NSCH (2017) | 10–17 | 699/23,552 | 80.1%/50.3% | Healthy controls | ≥95th percentile of the sex-specific BMI for age growth charts | Reported by guardian |
|
| ||||||||
| Voulgarakis et al. [35] | USA | Cross-sectional national survey, NSCH (2012) | 2–17 | 2,041/2,041 | 79.3%/51.7% | Healthy controls | ≥95th percentile of the sex-specific BMI for age growth charts | Reported by guardian |
Weight and height reported by parent/guardian. NSCH, National survey of Children's health; NHIS, National Health Interview Survey.