Table 3.
Descriptive statistics for the four clusters identified at Time 1
| Cluster 1 | Cluster 2 | Cluster 3 | Cluster 4 | |
|---|---|---|---|---|
| N (%) | 34 (36%) | 15 (16%) | 30 (31%) | 16 (17%) |
| ADOS:SA | 12.41 (3.48)a | 9.6 (2.5)b | 16.97 (1.8)c | 18.31 (2.20)c |
| ADOS:RRB | 3.68 (16.43)a | 3.80 (l74)a | 5.27 (1.55)b | 4.88 (1.78)a |
| Mullen: VRDQ | 89.11 (16.43)a | 88.97 (26.17)a | 72.69 (12.60)b | 49.64 (9.0)c |
| Mullen: FMDQ | 90.98 (11.84)a | 95.95 (22.05)a | 81.60 (10.81)b | 53.76 (8.18)c |
| Mullen: RLDQ | 73.15 (29.82)a | 70.99 (31.90f | 27.49 (13.93)b | 11.87 (10.47)c |
| Mullen: ELDQ | 72.12 (22.89)a | 60.26 (21.86)a | 38.73 (11.41)b | 27.75 (10.61)b |
| Vineland: Communication | 88.38 (10.34)a | 77.67 (8.92)b | 66.13 (11.41)c | 62.75 (4.31)c |
| Vineland: Daily Living | 91.44 (10.31)a | 76.33 (4.14)b | 77.50 (7.47)b | 66.44 (7.55)c |
| Vineland: Socialization | 85.41 (6.68)a | 74.27 (4.79)b | 76.17 (5.1)b | 72.19 (4.56)b |
| Intensity of Intervention (hrs/week) | ||||
| Educational | 12.23 (7.78)a | 14.00 (7.41)ab | 14.06 (7.28)ab | 19.94 (10.37)b |
| Speech/Language | 1.85 (1.19) | 2.26 (1.06) | 1.73 (0.98) | 2.93 (2.74) |
| Occupational/Physical | 2.01 (2.64) | 1.95 (1.31) | 1.35 (0.85) | 1.98 (1.08) |
SA, social affect, RRBs, restricted and repetitive behaviors; VR, visual reception; FM, fine motor; RL, receptive language; EL, expressive language, Means with different superscripts within each row differ significantly; All comparisons with Bonferroni correction for multiple comparisons.