Table 3 Association between depression symptoms (CDI ≥ 19 score) and parathyroid hormone, calcium, vitamin B12, anemia, ferritin and folate using univariable analysis (N = 704)
From: Vitamin D level in relation to depression symptoms during adolescence
Characteristics | Total | Prevalence of depression symptoms | Odds Ratio [95% CI] | p | ||
|---|---|---|---|---|---|---|
n | (%) | |||||
Parathyroid Hormone (nmol/L) | 703 | – | – | 1.04 | (1.01- 1.09) | 0.023 |
Calcium | Â | Â | Â | Â | Â | Â |
 ≥ 2.1 (mmol/L) | 686 | 90 | (13.12) |  | [Ref.] | 0.213 |
 < 2.1 (mmol/L) | 17 | 4 | (23.53) | 2.04 | [0.65–6.39] |  |
Vitamin B12 | Â | Â | Â | Â | Â | Â |
 ≥ 148 (pmol/L) sufficient | 589 | 76 | (12.90) |  | [Ref.] | 0.954 |
 < 148 (pmol/L) deficient | 24 | 3 | (12.5) | 0.96 | [0.28–3.31] |  |
Anemia as defined by WHO [82] | Â | Â | Â | Â | Â | Â |
No | 654 | 85 | (13.00) | Â | [Ref.] | 0.507 |
Yes | 49 | 8 | (16.33) | 1.31 | [0.59- 2.88] | Â |
Iron | 703 | – | – | 0.98 | [0.94–1.02] | 0.301 |
Ferritin | Â | Â | Â | Â | Â | Â |
Normal ≥ 15 ng per mL | 508 | 69 | (13.58) |  | [Ref.] | 0.790 |
Low < 15 ng per mL | 195 | 25 | (12.82) | 0.93 | [0.57—1.53] |  |
Folate | 704 | – | – | 1.00 | [1.00–1.00] | 0.128 |