Table 7.
Characteristics of participants with missing data on symptom severity (n = 97)
| ASD (n = 80) | Non-ASD (n = 17) | |||||
|---|---|---|---|---|---|---|
| n | (%) | Mean (SD) | n | (%) | Mean (SD) | |
| Sex | ||||||
| Male | 59 | (73.8) | 12 | (70.6) | ||
| AOW (months) | 80 | 15.3 (5.5) | 17 | 14.1 (3.4) | ||
| Age (years) at inclusion | 80 | 9.5 (4.1) | 17 | 7.9 (3.5) | ||
| Verbal language | 27 | (75.0) | 3 | (100.0) | ||
| Nonverbal IQ | 12 | 96.9 (14.5) | 2 | 79.5 (29.0) | ||
| Verbal IQ | 13 | 85.1 (13.0) | 2 | 63.5 (3.5) | ||
| Paternal age (years) | 25 | 32.8 (5.8) | 3 | 31.7 (13.3) | ||
| Prematurity | 16 | (23.9) | 2 | (18.2) | ||
| Ethnicity | ||||||
| European (Caucasian) | 45 | (59.2) | 11 | (64.7) | ||
Data are expressed as n (%) or mean (SD). The denominator for proportions reported in this table excludes those with missing data. Nonverbal IQ was obtained from various age-appropriate standardized tests
AOW age for onset of independent walking, ASD autism spectrum disorder