Table 3 Comparison of the levels of serum 5-HT in children with ASD of different symptom severity
Group | 5-HT, Median (IQR) | Wald chi-square | P-value |
|---|---|---|---|
Total | |||
Mild-moderate ASD (n = 829) | 135.00 (97.00–179.00) | 8.831 | 0.003 |
Severe ASD (n = 349) | 142.00 (103.00–199.5) | ||
Boys | |||
Mild-moderate ASD (n = 685) | 136.00 (97.00–180.50) | 9.674 | 0.002 |
Severe ASD (n = 290) | 145.00 (106.25–205.25) | ||
Girls | |||
Mild-moderate ASD (n = 144) | 127.00 (98.00–174.25) | 0.037 | 0.847 |
Severe ASD (n = 59) | 130.00 (92.00–161.00) | ||