Table 1.
Sample characteristics and relationship with 5-HT levels
| Total N | Normoserotonemia (n = 63) | Hyperserotonemia (n = 19) | p value | |
|---|---|---|---|---|
| Sex | 82 | 1.0 | ||
| Male (%) | 74 (90.2) | 57 (90.5) | 17 (89.5) | |
| Female (%) | 8 (9.8) | 6 (9.5) | 2 (10.5) | |
| Age: Mean (SD) | 82 | 11.2 (4.1) | 11.7 (3.6) | 0.61 |
| Race | 82 | 0.66 | ||
| Caucasian (%) | 75 (91.5) | 58 (92.1) | 17 (89.5) | |
| Other race (%) | 7 (8.5) | 5 (7.9) | 2 (10.5) | |
| Ethnicity | 82 | 1.0 | ||
| Non Hispanic/Latino (%) | 79 (96.3) | 60 (95.2) | 19 (100) | |
| Hispanic/Latino (%) | 3 (3.7) | 3 (4.8) | 0 (0.0) | |
| Household income | 71 | 0.58 | ||
| Less than 50k (%) | 31 (43.7) | 25 (46.3) | 6 (35.3) | |
| 50k or greater (%) | 40 (56.3) | 29 (53.7) | 11 (64.7) | |
| ADOS severity score: Mean (SD) | 65 | 7.1 (2.3) | 6.6 (2.0) | 0.46 |
| IQ: Mean (SD) | 68 | 83.9 (24.4) | 83.8 (21.0) | 0.99 |