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Table 1 Patient characteristics (n = 58 patients)

From: Treating winter depressive episodes in bipolar disorder: an open trial of light therapy

 

N

%

Female

36

62.1

Male

22

37.9

Diagnosis

  

 Bipolar I

36

62.1

 Bipolar II

22

37.9

Medicationa

  

 Mood stabilizersb

47

 

  Lithium

33

 

  Valproic acid

9

 

  Carbamazepine

1

 

  Lamotrigine

4

 

 Antipsychotics

33

 

 Anti-depressantc

29

 

 Sedativesd

25

 

 None

3

 

Severity depressione

  

 Mild

19

28.4

 Moderate

26

38.8

 Severe

19

28.4

 Very severe

3

4.5

Age

M: 47.6; SD: 14.05; Range: 20–78

  1. a Note that no percentages were given because patients could use more than one medication
  2. b Lithium, valproic acid, carbamazepine, lamotrigine
  3. c Selective serotonin reuptake inhibitor (SSRI), serotonin-norepinephrine reuptake inhibitor (SNRI), noradrenergic and specific serotonergic antidepressant (NaSSA), tricyclic antidepressant (TCA)
  4. d Sedatives: benzodiazepines, melatonin, Z-drugs, Levomepromazine
  5. e According to the QIDS cut off points (Rush et al. 2003)