Table 1 Cognitive and developmental symptoms in the childhood psychiatric history of adults presenting schizophrenia and mood spectrum disorder (n=205)
Schizophrenia n=123 | Mood spectrum disorder n=82 | Chi2/Fisher | |||
|---|---|---|---|---|---|
Symptoms | Number of Patients (% of the population) | Age at Onset (in years) Mean (SD) | Number of Patients (% of the population) | Age at Onset (in years) Mean (SD)° | p value |
Cognitive and developmental symptoms | |||||
Low IQ (<69) | 24 (19.5%) | - | 0 (0%) | - | <0.0001* |
High IQ (>120) | 1 (0.8%) | - | 2 (2.4%) | - | 0.565 |
Heterogeneous or discordant IQ | 12 (9.8%) | - | 1 (1.2%) | - | 0.014* |
Delayed psychomotor development | 17(13.8%) | - | 7 (8.5%) | - | 0.249 |
Lateralisation disturbances | 2 (1.6%) | - | 1 (1.2%) | - | 1.000 |
Time and space orientation disturbances | 14 (11.4%) | - | 5 (6.1%) | - | 0.071 |
Other psychomotor disturbances | 12 (9.8%) | - | 9 (11%) | - | 0.778 |
Speech/language disorders and delay | 21 (17.1%) | - | 7 (8.5%) | - | 0.081 |
Articulation disorders | 5 (4.1%) | - | 4 (4.9%) | - | 1.000 |
Written language disorders | 13 (10.6%) | - | 9 (11%) | - | 0.927 |
Mathematics disorders | 9 (7.3%) | - | 4 (4.9%) | - | 0.483 |
Learning disorders not otherwise specified | 11 (8.9%) | - | 11 (13.4%) | - | 0.311 |
Drop in grades and school performance | 63 (51.2%) | 14.3 (2.6) | 32 (39%) | 13.5 (3) | 0.086 |
Educational underachievement or special educational needs | 89 (72.4%) | 11.5 (4.5) | 30 (36.6%) | 12.1 (4) | <0.001* |
Attention and concentration deficit | 46 (37.4%) | 11.7 (4.6) | 26 (31.7%) | 13.6 (3.4) | 0.403 |
Psycho-affective immaturity | 25 (22.8%) | 12.3 (3.9) | 23 (28%) | 12.4 (4.3) | 0.391 |
Tics | 13 (10.6%) | 11.1 (3.7) | 3 (3.7%) | 11 (5.2) | 0.071 |
Muteness | 16 (13%) | 12.9 (4.1) | 4 (4.9%) | 9 (3.6) | 0.055 |
Stuttering | 3 (2.4%) | 11.3 (6.4) | 0 (0%) | - | 0.276 |