Table 1.
Baseline Demographic and Clinical Characteristics
| Full sample (N = 576) | Behavioral treatment (n = 144) | Medication management (n = 143) | Combined treatment (n = 144) | Community care (n = 145) | Test statistic | P | |
|---|---|---|---|---|---|---|---|
| Demographics | |||||||
| Age, mean (SD) | 7.77 (0.81) | 7.64 (0.77) | 7.87 (0.81) | 7.74 (0.79) | 7.85 (0.84) | 2.38 | 0.07 |
| Male, n (%) | 462 (80.2) | 114 (79.2) | 117 (81.8) | 113 (78.5) | 118 (81.4) | 0.73 | 0.87 |
| Minority, n (%) | 218 (38.7) | 61 (42.7) | 52 (36.9) | 54 (38.6) | 51 (36.4) | 1.45 | 0.70 |
| School grade level, mean (SD) | 2.38 (0.90) | 2.46 (0.95) | 2.50 (0.87) | 2.36 (0.90) | 2.46 (0.95) | 2.47 | 0.06 |
| Highest parent education: college graduate or above,an (%) | 263 (46.7) | 67 (46.9) | 53 (37.6) | 65 (46.8) | 78 (55.7) | 9.27 | 0.03* |
| Highest parent employment: full time, n (%) | 478 (84.8) | 120 (83.9) | 117 (83.0) | 119 (85.0) | 122 (87.1) | 1.05 | 0.79 |
| Annual income $50,000 or above,an (%) | 212 (38.4) | 54 (38.0) | 48 (35.0) | 60 (43.5) | 50 (37.0) | 2.27 | 0.52 |
| On stimulant medication at study outset, n (%) | 175 (31.0) | 38 (21.7) | 38 (26.6) | 43 (24.6) | 49 (28.0) | 2.42 | 0.49 |
| Baseline clinical measures, mean (SD) | |||||||
| SNAP-IV hyperactivity/impulsivity score | 1.91 (0.65) | 1.89 (0.64) | 1.92 (0.62) | 1.88 (0.68) | 1.91 (0.65) | 0.96 | 0.96 |
| SNAP-IV inattention score | 2.05 (0.64) | 2.00 (0.63) | 2.08 (0.64) | 2.09 (0.62) | 2.05 (0.66) | 0.51 | 0.67 |
| SNAP-IV ODD score | 1.44 (0.75) | 1.38 (0.71) | 1.51 (0.82) | 1.41 (0.75) | 1.49 (0.69) | 1.00 | 0.39 |
| MASC total | 106.98 (35.55) | 104.97 (35.41) | 104.26 (35.99) | 110.78 (33.27) | 107.95 (33.39) | 1.05 | 0.37 |
| CDI total | 10.75 (8.48) | 10.13 (8.85) | 10.04 (7.04) | 11.81 (9.02) | 11.02 (8.80) | 1.36 | 0.25 |
| Total sleep problems score | 1.98 (1.88) | 1.88 (1.87) | 1.96 (1.90) | 2.04 (1.89) | 2.04 (1.91) | 0.24 | 0.87 |
*
p < 0.05.
a
Drawn from a categorical variable.
CDI, Children's Depression Inventory; MASC, Multidimensional Anxiety Scale for Children; ODD, oppositional defiant disorder; SD, standard deviation; SNAP-IV, Swanson, Nolan and Pelham-IV.