Background
Methods
Data source
Inclusion criteria for IDA and psychiatric disorders
Control group
Statistical analysis
Results
Demographic characteristics of the IDA patients and control group
Characteristics of IDA | Male | Female |
p-value | All |
---|---|---|---|---|
No. | 1060 | 1897 | ||
Age (years) | 7.46 ± 5.68 | 12.34 ± 5.46 | <0.001 | 10.59 ± 6.02 |
Associated diseases, N (%) | ||||
Schizophrenia | 2 (0.2) | 6 (0.3) | 0.719 | 8 (0.3) |
Unipolar depressive disorder | 12 (1.1) | 36 (1.9) | 0.104 | 48 (1.6) |
Bipolar disorder | 2 (0.2) | 11 (0.6) | 0.154 | 13 (0.4) |
OCD | 1 (0.1) | 3 (0.2) | >0.999 | 4 (0.1) |
Anxiety disorder | 21 (2.0) | 24 (1.3) | 0.158 | 45 (1.5) |
ASD | 17 (1.6) | 7 (0.4) | 0.001 | 24 (0.8) |
ADHD | 64 (6.0) | 20 (1.1) | <0.001 | 84 (2.8) |
Tic disorder | 14 (1.3) | 9 (0.5) | 0.027 | 23 (0.8) |
Delayed development | 90 (8.5) | 64 (3.4) | <0.001 | 154 (5.2) |
Mental retardation | 47 (4.4) | 28 (1.5) | <0.001 | 75 (2.5) |
Characteristics | IDA | Control |
p-value |
---|---|---|---|
No. | 2957 | 11828 | |
Age (years) | 10.59 ± 6.02 | 10.59 ± 6.02 | |
Sex, N (%) | |||
Male | 1060 (35.8) | 4240 (35.8) | |
Female | 1897 (64.2) | 7588 (64.2) | |
Associated diseases, N (%) | |||
Schizophrenia | 8 (0.3) | 14 (0.1) | 0.063 |
Unipolar depressive disorder | 48 (1.6) | 66 (0.6) | <0.001 |
Bipolar disorder | 13 (0.4) | 7 (0.1) | <0.001 |
OCD | 4 (0.1) | 8 (0.1) | 0.274 |
Anxiety disorder | 45 (1.5) | 80 (0.7) | <0.001 |
ASD | 24 (0.8) | 32 (0.3) | <0.001 |
ADHD | 84 (2.8) | 207 (1.8) | <0.001 |
Tic disorder | 23 (0.8) | 56 (0.5) | 0.044 |
Delayed development | 154 (5.2) | 278 (2.4) | <0.001 |
Mental retardation | 75 (2.5) | 114 (1.0) | <0.001 |
Odds ratio of psychiatric disorders
OR (95% CI) | Male | Female | Children (Age <13) | Adolescent (Age≧13) | All |
---|---|---|---|---|---|
Schizophrenia | 2.20 (0.40, 12.02) | 2.15 (0.76, 6.10) | 4.35 (0.27, 69.56) | 2.04 (0.79, 5.28) | 2.11 (0.86, 5.15) |
Unipolar depressive disorder |
2.36 (1.10, 5.10)
|
2.37 (1.51, 3.73)
| 1.33 (0.58, 3.04) |
2.89 (1.84, 4.54)
|
2.34 (1.59, 3.46)
|
Bipolar disorder | 8.80 (0.80, 97.14) |
5.56 (1.98, 15.70)
| 5.20 (0.83, 32.71) |
6.05 (1.97, 18.58)
|
5.80 (2.24, 15.05)
|
OCD | 0.78 (0.08, 7.48) | 3.07 (0.67, 14.13) | -- | 3.01 (0.77, 11.77) | 1.87 (0.55, 6.40) |
Anxiety disorder |
1.73 (1.02, 2.94)
|
2.69 (1.57, 4.62)
| 1.29 (0.74, 2.26) |
3.71 (2.16, 6.37)
|
2.17 (1.49, 3.16)
|
ASD |
2.66 (1.41, 5.00)
|
4.07(1.39, 11.90)
|
3.00 (1.70, 5.27)
| 2.55 (0.40, 16.24) |
3.08 (1.79, 5.28)
|
ADHD |
1.51 (1.12, 2.04)
|
2.00 (1.14, 3.49)
|
1.50 (1.12, 1.99)
|
2.54 (1.31, 4.95)
|
1.67 (1.29, 2.17)
|
Tic disorder | 1.23 (0.66, 2.30) |
2.95 (1.27, 6.86)
| 1.41 (0.81, 2.43) |
3.73 (1.12, 12.48)
|
1.70 (1.03, 2.78)
|
Delay in development |
1.95 (1.50, 2.53)
|
3.48 (2.48, 4.88)
|
2.23 (1.79, 2.78)
|
3.88 (2.17, 6.95)
|
2.45 (2.00, 3.00)
|
Mental retardation |
3.09 (2.08, 4.61)
|
2.13 (1.34, 3.40)
|
3.01 (2.09, 4.32)
|
2.08 (1.22, 3.57)
|
2.70 (2.00, 3.65)
|