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Descriptive statistics for the extreme behavioral inhibition (BI) groups.
| High-BIa | Low-BIb | |||
|---|---|---|---|---|
| Age (Years)c | M | SD | M | SD |
| First screening session | 2.31 | .57 | 2.14 | .53 |
| First FDG-PET session | 3.94 | .60 | 3.76 | .56 |
| Second FDG-PET session | 3.99 | .60 | 3.80 | .57 |
| Snake anxiety assessment | 4.45 | .62 | 4.26 | .56 |
Consisted of 8 females and 3 males.
Consisted of 9 females and 3 males.
The groups did not differ in sex or age, ps>.44.
