Table 1.
Demographic data for post mortem frozen brains.
| Variable | Children
|
Adolescence
|
Adults
|
||||
|---|---|---|---|---|---|---|---|
| Control (n=7) | Autism (n=8) | Control (n=9) | Autism (n=5) | Control (n=9) | Autism (n=7) | ||
| Age (yrs) | Range | 2–8.3 | 2–9 | 13.2–20 | 14.2–20 | 51–60 | 46–67.3 |
| Means±SD | 4.6±2.1 | 6±2.3 | 17.8±1.6 | 17.0±2.5 | 55.2±3.1 | 55.3±6.7 | |
| Postmortem interval (hs) | Range | 12–25 | 3–32 | 9–30 | 9–28 | 16–29 | 15–24 |
| Means±SD | 16.9±3.6 | 18.4±10.8 | 22.2±7.3 | 20.9±7.6 | 22.0±2.9c | 23.9±4.9 | |
| Gender | Male | 4 | 6 | 9 | 5 | 9 | 7 |
| Female | 3 | 2 | 0 | 0 | 0 | 0 | |
| Cause of death | Cancer | 0 | 2 | 0 | 0 | 3 | 2 |
| Cardiac | 0 | 0 | 1 | 0 | 4 | 3 | |
| Accident | 2 | 1 | 4 | 1 | 0 | 0 | |
| Asphyxiationa | 5 | 4 | 1 | 2 | 0 | 0 | |
| Seizure | 0 | 0 | 0 | 1 | 0 | 0 | |
| Otherb | 0 | 1 | 3 | 1 | 2 | 2 | |
| Length of storage (ms) | Range | 26.0–127.0 | 13.3–120 | 35.0–107.0 | 45.9–127.0 | N/A | 12.7–198.0 |
| Means±SD | 75.5±34.9 | 47.7±38.7 | 68.6±29.0 | 70.5±35.8 | N/A | 73.4±71.5 | |
| Seizure/epilepsy history (n) | 0 | 1 | 0 | 2 | 0 | 3 | |
Abbreviations: yrs, years; hs, hours; ms, months.
a
Includes drowning and choking on food/drugs.
b
Includes diabetes, pneumonica, natural, etc.
c
Compared to childhood controls, p<0.05.