Table 1.
Baseline characteristics of participants in SOLAR (2001–2012) and Meta-AIR (2014–2018).
| General Characteristics | SOLAR | Meta-AIR | p-value |
|---|---|---|---|
|
| |||
| Sample size | 312 | 137 | N/A |
| Age, years [mean ± SD] | 11.3 ± 1.7 | 19.9 ± 1.3 | N/A |
| Sex, Female [n (%)] | 133 (43) | 61 (45) | 0.79 |
| BMI, kg/m2 [mean ± SD] | 28.2 ± 5.8 | 29.6 ± 4.7 | < 0.01 |
| Obesity˧ [n (%)] | 247 (79) | 48 (35) | |
| Ethnicity [n (%)] Hispanic | 312 (100) | 79 (58) | < 0.001 |
| Non-Hispanic | 0 (0) | 58 (42) | |
| Study Wave [n (%)] | |||
| Wave 1 (2001–2003) | 234 (75) | N/A | N/A |
| Wave 2 (2010–2012) | 78 (25) | N/A | |
| Socioeconomic Status [n (%)] | |||
| Modified Hollingshead Four-Factor Index | |||
| [3, 11] | 68 (22) | N/A | N/A |
| (11, 15.5] | 67 (22) | N/A | |
| (15.5, 22] | 71 (23) | N/A | |
| (22, 63.5] | 71 (23) | N/A | |
| Missing | 35 (11) | N/A | |
| Household Education Level < High School | 146 (47) | 25 (18) | < 0.001 |
| High School Graduate | 89 (29) | 17 (12) | |
| > High School | 43 (14) | 91 (66) | |
| Missing | 34 (11) | 4 (3) | |
| Puberty Status [n (%)] | |||
| Pre-puberty Tanner stage 1 | 99 (32) | N/A | N/A |
| Puberty Tanner stage 2 | 114 (37) | N/A | |
| Puberty Tanner stage 3 | 42 (14) | N/A | |
| Puberty Tanner stage 4 | 37 (12) | N/A | |
| Post-puberty Tanner stage 5 | 20 (6) | N/A | |
Obesity is defined as a BMI ≥ 95th percentile for age and sex in SOLAR and a BMI ≥ 30 kg/m2 in Meta-AIR.
Note: p-values not reported for variables that were only measured in one cohort.
N/A, not applicable.