Introduction
Methods
Participants and Procedures
N (%) or mean (SD) | Child group# | Adolescent group | ||||
---|---|---|---|---|---|---|
ASD (n = 106) | TD (n = 67) | Statistics χ2 or F (p) | ASD (n = 48) | TD (n = 39) | Statistics χ2 or F (p) | |
Gender, male | 93 (87.74) | 60 (89.55) | 0.13 (0.72) | 42 (87.50) | 31 (79.49) | 1.02 (0.31) |
Age | ||||||
Time 1 | 8.71 (1.55) | 9.18 (1.38) | 4.13 (0.04) | 14.48 (2.17) | 14.38 (2.16) | 0.04 (0.84) |
(age range) | (6–11) | (6–11) | (12–19) | (12–19) | ||
Time 2 | 15.66 (2.4) | 14.6 (2.17) | 8.67 (0.004) | 21.21 (2.28) | 19.72 (2.9) | 7.21 (0.01) |
(age range) | (10–21) | (10–20) | (17–26) | (15–28) | ||
Duration of follow-up | 6.95 (1.74) | 5.42 (1.71) | 33.36 (< .001) | 6.73 (1.45) | 5.33 (1.47) | 19.56 (< .001) |
Intelligence at Time 1 | ||||||
FIQ | 99.6 (19) | 113.55 (9.98) | 29.94 (< .001) | 97.85 (19.05) | 111.37 (11.1) | 14.10 (< .001) |
VIQ | 99.65 (19.11) | 114.69 (10.15) | 33.84 (< .001) | 97.28 (19.79) | 110.29 (11.62) | 12.02 (0.001) |
PIQ | 99.77 (18.61) | 110.37 (12.35) | 16.25 (< .001) | 98.47 (18.99) | 110.86 (11.39) | 11.73 (0.001) |
Any psychiatric disorder | 37 (34.91) | 5 (7.69) | 16.10 (< 0.01) | 21 (43.75) | 4 (11.43) | Fisher’ s exact p = 0.002 |
Medication use§ | ||||||
Previous | 54 (50.90) | 2 (3.08) | p < 0.001 | 17 (35.42) | 1 (2.86) | P = 0.003 |
Current | 31 (29.25) | 1 (1.54) | p < 0.001 | 8 (16.67) | 1 (2.86) | P = 0.08 |
Father’s education | (N = 88) | (N = 60) | (N = 43) | (N = 30) | ||
Senior high school or below | 6 (6.82) | 0 (0.00) | Fisher’ s exact p = 0.03 | 4 (9.30) | 0 (0.00) | Fisher’ s exact p = 0.14 |
Senior high school | 31 (35.23) | 13 (21.67) | 12 (27.91) | 9 (30.00) | ||
College | 35 (39.77) | 32 (53.33) | 21 (48.84) | 20 (66.67) | ||
Postgraduate | 16 (18.18) | 15 (25.00) | 6 (13.95) | 1 (3.33) | ||
Mother’s education | (N = 97) | (N = 61) | (N = 44) | (N = 35) | ||
Junior high school and below | 1 (1.42) | 0 (0.00) | Fisher’ s exact p = 0.25 | 1 (2.27) | 1 (2.86) | Fisher’ s exact p = 0.84 |
Senior high school | 36 (37.11) | 15 (24.59) | 20 (45.45) | 12 (34.29) | ||
College | 52 (53.61) | 38 (62.30) | 19 (43.18) | 18 (51.43) | ||
Postgraduate | 8 (8.25) | 8 (13.11) | 4 (9.09) | 4 (11.43) |
Measures
Psychiatric Diagnoses of ASD, ADHD and Other Psychiatric Disorders
Social Responsiveness Scale (SRS)
The Chinese Version of the Swanson, Nolan, and Pelham Rating Scale, version IV (SNAP-IV)
The Conners’ Continuous Performance Test for Windows II (CCPT-II)
Statistical Analysis
Results
Demographic Data
No. (%) | Child# | Adolescent | ||||||
---|---|---|---|---|---|---|---|---|
ASD (n = 106) | TD (n = 67) | F (p) | Weighted Odds Ratio (95% CI) | ASD (n = 48) | TD (n = 39) | F (p) | Weighted Odds Ratio (95% CI) | |
ADHD | 21 (23.86) | 3 (4.62) | 9.28 (0.003) | 7.27 (2.01, 26.34) | 2 (5.13) | 0 (0.00) | Fisher’s exact p = 0.49 | |
ODD | 11 (12.5) | 0 (0) | Fisher’s exact p = 0.003 | 3 (7.69) | 0 (0) | Fisher’s exact p = 0.24 | ||
Conduct Disorder | 2 (2.27) | 0 (0) | Fisher’s exact p = 0.51 | 1 (2.56) | 0 (0) | Fisher’s exact p = 1.00 | ||
Tic disorders | 10 (11.36) | 3 (4.62) | 2.91 (0.09) | 3.26 (0.83, 12.82) | 2 (5.13) | 0 (0) | Fisher’s exact p = 1.00 | |
Mood Disorders | 3 (3.41) | 0 (0) | Fisher’s exact p = 0.26 | 1 (2.56) | 0 (0) | Fisher’s exact p = 0.49 | ||
Anxiety Disorders | 12 (13.64) | 2 (3.08) | 4.33 (0.04) | 5.18 (1.09, 24.72) | 8 (20.51) | 2 (5.71) | 2.53 (0.12) | 3.81 (0.71, 20.34) |
OCD | 3 (3.41) | 0 (0) | Fisher’s exact p = 0.26 | 1 (2.56) | 0 (0) | Fisher’s exact p = 1.00 | ||
Sleep disorders | 6 (6.82) | 0 (0) | Fisher’s exact p = 0.04 | 4 (10.26) | 2 (5.71) | 0.4 (0.53) | 1.8 (0.28, 11.32) |
Autistic, ADHD/ODD Symptoms
Attentional Performance Assessed by CCPT
Correlations of CCPT and Autistic/ADHD-Related Symptoms
Pearson’s coefficient r (p) | Child | Adolescent | ||||||
---|---|---|---|---|---|---|---|---|
Social communication | Stereotyped behavior | Social awareness | Social emotion | Social communication | Stereotyped behavior | Social awareness | Social emotion | |
Time 1 | ||||||||
ASD | ||||||||
Inattention | 0.41 (< .001) | 0.45 (< .001) | 0.09 (0.38) | 0.34 (< .001) | 0.31 (0.04) | 0.39 (0.006) | 0.31 (0.03) | − 0.05 (0.73) |
H/I | 0.37 (< .001) | 0.21 (0.03) | 0.10 (0.29) | 0.19 (0.05) | 0.30 (0.04) | 0.29 (0.05) | 0.07 (0.65) | − 0.05 (0.74) |
ODD | 0.23 (0.02) | 0.13 (0.20) | 0.06 (0.52) | 0.15 (0.13) | 0.46 (0.001) | 0.37 (0.01) | − 0.03 (0.82) | 0.22 (0.13) |
Control | ||||||||
Inattention | 0.40 (0.001) | 0.42 (< .001) | 0.18 (0.15) | 0.31 (0.01) | 0.53 (< .001) | 0.69 (< .001) | 0.36 (0.03) | 0.62 (< .001) |
H/I | 0.54 (< .001) | 0.51 (< .001) | 0.11 (0.38) | 0.35 (0.005) | 0.43 (0.01) | 0.51 (0.002) | 0.36 (0.03) | 0.32 (0.06) |
ODD | 0.41 (0.001) | 0.36 (0.003) | 0.04 (0.77) | 0.42 (< .001) | 0.54 (< .001) | 0.62 (< .001) | 0.19 (0.27) | 0.45 (0.005) |
Time 2 | ||||||||
ASD | ||||||||
Inattention | 0.46 (< .001) | 0.45 (< .001) | 0.28 (0.01) | 0.40 (< .001) | 0.53 (< .001) | 0.51 (< .001) | 0.17 (0.30) | 0.40 (0.01) |
H/I | 0.43 (< .001) | 0.37 (0.001) | 0.16 (0.13) | 0.24 (0.02) | 0.39 (0.02) | 0.38 (0.02) | 0.21 (0.21) | 0.25 (0.13) |
ODD | 0.40 (< .001) | 0.36 (< .001) | 0.17 (0.11) | 0.35 (< .001) | 0.37 (0.02) | 0.31 (0.06) | 0.15 (0.37) | 0.26 (0.11) |
Control | ||||||||
Inattention | 0.29 (0.02) | 0.41 (< .001) | 0.24 (0.05) | 0.31 (0.01) | 0.53 (0.005) | 0.41 (0.03) | 0.26 (0.18) | 0.38 (0.05) |
H/I | 0.64 (< .001) | 0.55 (< .001) | 0.03 (0.79) | 0.42 (< .001) | 0.14 (0.50) | 0.07 (0.72) | 0.22 (0.28) | 0.08 (0.70) |
ODD | 0.38 (0.002) | 0.27 (0.03) | 0.04 (0.78) | 0.34 (0.006) | 0.62 (< .001) | 0.60 (0.001) | 0.09 (0.65) | 0.47 (0.01) |
Changes of symptoms | ||||||||
ASD | ||||||||
Inattention | 0.38 (< .001) | 0.30 (0.004) | 0.30 (0.01) | 0.26 (0.01) | 0.38 (0.02) | 0.37 (0.02) | 0.35 (0.03) | 0.17 (0.29) |
H/I | 0.44 (< .001) | 0.22 (0.04) | 0.22 (0.06) | 0.27 (0.09) | 0.28 (0.09) | 0.28 (0.09) | 0.15 (0.37) | 0.06 (0.71) |
ODD | 0.45 (< .001) | 0.36 (< .001) | 0.46 (< .001) | 0.47 (0.003) | 0.47 (0.003) | 0.45 (0.004) | 0.10 (0.55) | 0.26 (0.11) |
Control | ||||||||
Inattention | 0.38 (0.02) | 0.14 (0.26) | 0.22 (0.09) | 0.30 (0.14) | 0.30 (0.14) | 0.30 (0.14) | 0.17 (0.40) | 0.34 (0.09) |
H/I | 0.59 (< .001) | 0.02 (0.86) | − 0.32 (0.01) | 0.33 (0.10) | 0.33 (0.10) | 0.35 (0.09) | 0.10 (0.63) | 0.18 (0.40) |
ODD | 0.26 (0.04) | − 0.18 (0.16) | 0.32 (0.01) | 0.55 (0.005) | 0.55 (0.005) | 0.59 (0.002) | 0.01 (0.95) | 0.43 (0.03) |