Table III.
Mean Mullen scores
| Age (mo) | Visual reception T score | Fine motor T score | Receptive language T score | Expressive language T score | Early learning composite | |
|---|---|---|---|---|---|---|
| Earliest age (Range; SD) | ||||||
| ASD (n = 32) | 17.8 (12.3–24.8; 3.9) | 43.0 (25–69; 10.2) | 43.6 (20–71; 13.2) | 29.1 (17–62; 11.4) | 32.2 (15–65; 11.7) | 75.5 (51–120; 15.4) |
| LD (n = 56) | 15.3 (12.2–24.8; 3.1) | 51.0 (23–80; 10.2) | 52.3 (20–74; 9.6) | 39.6 (21–63; 8.9) | 37.0 (21–57; 7.3) | 90.4 (67–122; 11.6) |
| DD (n = 9) | 17.0 (13.1–23; 3.9) | 30.5 (20–40; 7.3) | 29.3 (20–44; 8.3) | 23.4 (20–28; 3.1) | 26.7 (20–38; 8.0) | 63.3 (29–65; 11.1) |
| Other (n = 36) | 14.5 (10.8–23.7; 2.5) | 52.8 (31–74; 9.5) | 53.7 (33–77; 9.5) | 40.7 (24–60; 8.4) | 45.3 (24–62; 8.0) | 96.3 (67–121; 12.0) |
| Prior positive ASD test result (n = 5) | 15.9 (12.2–21; 4.4) | 51.6 (41–60; 7.2) | 56.8 (49–69; 8.6) | 34.8 (26–40; 5.5) | 41.6 (33–51; 8.1) | 92.6 (83–105; 9.1) |
| False-positive result (n = 46) | 13.7 (11.2–19.1; 1.4) | 55.0 (38–76; 8.5) | 58.6 (44–74; 7.5) | 46.7 (31–69; 8.3) | 51.6 (31–71; 9.6) | 106.1 (86–128; 11.9) |
| Control (n = 41) | 14.5 (9.8–23; 2.4) | 56.5 (41–80; 8.2) | 58.4 (48–71; 6.5) | 53.4 (35–77; 11.0) | 53.3 (42–75; 7.4) | 111.2 (92–135; 11.7) |
| Most recent age (Range; SD) | ||||||
| ASD (n = 32) | 34.1 (18.2–60.9; 8.9) | 41.0 (20.0–65.0; 11.6) | 35.7 (20.0–49.0; 9.9) | 35.5 (18.0–58.0; 12.1) | 37.6 (8.0–63.0; 14.6) | 78.6 (49.0–106.0; 17.5) |
| LD (n = 56) | 25.1 (12.3–46.4; 9.0) | 54.7 (23.0–82.0; 12.6) | 52.1 (28.0–80.0; 10.0) | 45.7 (21.0–68.0; 11.3) | 43.2 (25.0–68.0; 11.2) | 98.8 (72.0–144.0; 17.4) |
| DD (n = 9) | 32.4 (13.8–51.0; 11.2) | 31.8 (20.0–52.0; 12.2) | 28.0 (20.0–40.0; 8.1) | 30.4 (20.0–44.0; 9.4) | 30.9 (20.0–41.0; 8.3) | 58.8 (20.0–81.0; 22.1) |
| Other (n = 36) | 24.9 (12.1–40.0; 8.8) | 51.8 (31.0–80.0; 12.3) | 49.5 (23.0–77.0; 11.6) | 46.1 (24.0–66.0; 11.1) | 47.6 (20.0–63.0; 10.0) | 98.6 (72.0–160.0; 18.1) |
| Prior positive ASD test result (n = 5) | 31.7 (18.6–44.9; 9.3) | 50.6 (45.0–54.0; 3.9) | 48.2 (43.0–54.0; 4.1) | 46.8 (30.0–59.0; 10.7) | 54.0 (45.0–61.0; 6.2) | 99.8 (89.0–111.0; 8.1) |
| False-positive result (n = 46) | 24.6 (12.4–38.2; 8.9) | 57.3 (44.0–80.0; 8.7) | 56.6 (41.0–69.0; 8.1) | 51.8 (33.0–67.0; 9.2) | 51.8 (18.0–79.0; 10.4) | 110.9 (86.0–139.0; 13.3) |
| Control (n = 41) | 23.8 (11.8–44.9; 10.2) | 56.9 (36.0–80.0; 11.1) | 56.8 (41.0–80.0; 8.1) | 54.3 (35.0–77.0; 11.7) | 53.1 (40.0–70.0; 8.3) | 111.8 (92.0–146.0; 13.6) |