Table 1. Demographic and clinical characteristics of the study sample.
| Age 3 | Age 9 | |||||
|---|---|---|---|---|---|---|
| Demographic Characteristics | ||||||
| Child mean age: years (SD) | 3.51 | (.26) | 9.25 | (.42) | ||
| Child sex: female n (%) | 207 | (46.4) | ||||
| Child race: n (%) | ||||||
| White | 421 | (94.4) | ||||
| Black/African-American | 13 | (2.9) | ||||
| Asian | 11 | (2.5) | ||||
| Other | 1 | (.2) | ||||
| Child Hispanic/non-Hispanic ethnicity: n (%) | 39 | (8.7) | ||||
| Biological parents' marital status: n (%) | ||||||
| Married | 416 | (93.3) | ||||
| Divorced, separated, or widowed | 12 | (2.7) | ||||
| Never married | 17 | (3.8) | ||||
| Parents' education: graduated college n (%) | ||||||
| Mother | 249 | (55.8) | ||||
| Father | 204 | (45.7) | ||||
| Mean child irritability at age 3 (0-7) (SD; range) | .72 | (1.31) | 0-7 | |||
| Child psychopathology n (%) | ||||||
| Current Depressive Disorder | 6 | (1.3) | 3 | (.7) | ||
| Lifetime Depressive Disorder | 9 | (2.0) | ||||
| Current Anxiety Disorder | 88 | (19.7) | 86 | (19.4) | ||
| Lifetime Anxiety Disorder | 103 | (23.5) | ||||
| Current Specific Phobia | 41 | (9.2) | 41 | (9.3) | ||
| Lifetime Specific Phobia | 49 | (11.0) | ||||
| Current Social Phobia | 18 | (4.0) | 16 | (3.6) | ||
| Lifetime Social Phobia | 17 | (3.8) | ||||
| Current Separation Anxiety | 26 | (5.8) | 15 | (3.4) | ||
| Lifetime Separation Anxiety | 26 | (5.9) | ||||
| Current GAD | 19 | (4.3) | 20 | (4.5) | ||
| Lifetime GAD | 21 | (4.7) | ||||
| Current ADHD | 9 | (2.0) | 58 | (13.1) | ||
| Lifetime ADHD | 58 | (13.1) | ||||
| Current ODD | 46 | (10.3) | 11 | (2.5) | ||
| Lifetime ODD | 13 | (2.9) | ||||
| Current DBD | 15 | (3.4) | ||||
| Lifetime DBD | 18 | (4.1) | ||||
| Mean child symptom scales at age 9 (SD; range) | ||||||
| Maternal-reported CDI | 7.25 | (4.95) | 0-29 | |||
| Paternal-reported CDI | 7.42 | (4.46) | 0-23 | |||
| Child-reported CDI | 4.77 | (4.17) | 0-22 | |||
| Maternal-reported SCARED | 7.97 | (8.01) | 0-55 | |||
| Paternal-reported SCARED | 6.81 | (6.65) | 0-36 | |||
| Child-reported SCARED | 19.16 | (10.92) | 1-53 | |||
| Child functioning at age 9 | ||||||
| Child mean CGAS (SD; range) | 78.73 | (11.02) | 45-99 | |||
| Child mean impairment ratings (SD; range) | 2.31 | (.39) | 1.50-4.13 | |||
| Outpatient treatment services (%) | 85 | (19.2) | ||||
| Psychotropic medication use (%) | 34 | (7.7) | ||||
| Child mean age at first treatment: years (SD; range) | 6.46 | (1.85) | 1-10 | |||
Note. N=446; 443 children completed the K-SADS only. SD=standard deviation; GAD=generalized anxiety disorder; ADHD=attention-deficit/hyperactivity disorder; ODD=oppositional defiant disorder; DBD=disruptive behavior disorder; CDI=Child Depression Inventory; SCARED=Screen for Child Anxiety Related Disorders; CGAS=Children's Global Assessment Scale.