Table 3 The mean scale and subscale scores before and after vitamin D replacement
From: The psychotropic effect of vitamin D supplementation on schizophrenia symptoms
Vitamin D level | |||||||
|---|---|---|---|---|---|---|---|
Before replacement | After replacement | ||||||
(< 30 ng/dL) | (> 30 ng/dL) | ||||||
Insufficiency | Deficiency | All | Insufficiency | Deficiency | All | ||
(20–29.9 ng/dL) | (< 20 ng/dL) | (20–29.9 ng/dL) | (< 20 ng/dL) | ||||
Scale/Subscale | n = 16 | n = 34 | n = 40 | n = 16 | n = 34 | n = 40 | p |
SANS | 47.9 ± 17.4 | 53.3 ± 18.3 | 51.5 ± 18.0 | 22.8 ± 12.8 | 24.0 ± 17.0 | 23.6 ± 15.5 | p < 0.001 |
Affective blunting | 18.9 ± 6.0 | 19.8 ± 6.6 | 19.5 ± 6.3 | 10.6 ± 6.8 | 10.7 ± 6.2 | 10.6 ± 6.3 | p < 0.001 |
Alogia | 8.2 ± 4.8 | 8.9 ± 5.1 | 8.7 ± 5.0 | 2.6 ± 2.8 | 3.0 ± 4.2 | 2.9 ± 3.7 | p < 0.001 |
Apathy | 4.6 ± 3.7 | 6.6 ± 3.4 | 5.9 ± 3.6 | 1.6 ± 2.0 | 2.3 ± 3.3 | 2.1 ± 2.9 | p < 0.001 |
Anhedonia | 11.8 ± 4.3 | 12.9 ± 5.4 | 12.5 ± 5.0 | 6.0 ± 2.6 | 5.7 ± 4.4 | 5.8 ± 3.9 | p < 0.001 |
Attention | 4.6 ± 1.9 | 5.2 ± 2.0 | 5.0 ± 2.0 | 2.1 ± 1.7 | 2.0 ± 1.9 | 2.1 ± 1.8 | p < 0.05 |
SAPS | 20.0 ± 16.5 | 17.8 ± 20.0 | 18.6 ± 15.6 | 8.4 ± 9.4 | 7.5 ± 8.9 | 7.8 ± 8.9 | p < 0.001 |
Hallucinations | 6.0 ± 5.3 | 5.2 ± 6.0 | 5.0 ± 5.7 | 2.3 ± 2.7 | 2.1 ± 3.6 | 2.2 ± 3.3 | p < 0.001 |
Delusions | 7.3 ± 9.3 | 7.5 ± 7.3 | 8.5 ± 8.0 | 4.5 ± 5.8 | 4.3 ± 6.7 | 4.4 ± 6.3 | p < 0.001 |
Bizarre behavior PFTD | 1.5 ± 1.1 4.5 ± 8.0 | 0.7 ± 1.5 4.3 ± 6.2 | 0.7 ± 1.4 4.4 ± 6.8 | 0.3 ± 0.7 1.3 ± 3.8 | 0.2 ± 0.66 0.7 ± 3.5 | 0.3 ± 0.7 0.9 ± 3.6 | p < 0.05 p < 0.01 |