Table 1.
Descriptive statistics broken down by gender and race. SD = standard deviation.
| Overall | Male | Female | ||
|---|---|---|---|---|
| n1 | Mean (SD) | Mean (SD) | Mean (SD) | |
| Age (years) | 247 | 12.1 (0.80) | 12.1 (0.80) | 12.2 (0.80) |
| BPb (µg/dL) | 224 | 0.57 (0.37) | 0.64 (0.43) | 0.47 (0.21) |
| TPb (µg/g) | 252 | 0.66 (1.17) | 0.71 (1.30) | 0.57 (0.95) |
| Full-scale IQ (WISC-IV) | 241 | 101.6 | 101.0 (15.5) | 102.4 (14.2) |
| Caregiver IQ (WASI-2) | 239 | 105.4 (13.4) | 104.7 (14.1) | 106.4 (12.3) |
| BMI | 244 | 20.7 (5.2) | 20.1 (5.2) | 21.6 (5.2) |
| Overall | White | Black / Mixed Race | ||
| n1 | Mean (SD) | Mean (SD) | Mean (SD) | |
| Age (years) | 247 | 12.1 (0.80) | 12.2 (0.82) | 12.1 (0.73) |
| BPb (µg/dL) | 224 | 0.57 (0.37) | 0.51 (0.30) | 0.76 (0.5) |
| TPb (µg/g) | 252 | 0.66 (1.17) | 0.55 (0.92) | 1.00 (1.75) |
| Full-scale IQ (WISC-IV) | 241 | 101.6 | 105.3 (13.4) | 89.0 (13.0) |
| Caregiver IQ (WASI-2) | 239 | 105.4 (13.4) | 108.7 (11.5) | 94.1 (13.6) |
| BMI | 244 | 20.7 (5.2) | 19.9 (4.8) | 23.5 (5.7) |
1
Number of participants with available information. Total does not sum to 252 due to incomplete data available for some participants. 224 individuals had both BPb and TPb measurements.