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Table 2 Comparison of treatment responses between medication groups

From: Defining phenotypes of long-term lithium and valproate response, including combination therapy: a modified application of the Alda scale in patients with bipolar disorders

 

Lithium, (n = 29)1

Valproate, (n = 56)2

Combination, (n = 17)3

Statistic

p

Post-hoc analysisa

1vs.2

1vs.3

2vs.3

Patients total (N = 102)

 Alda A [mean (SD)]

6.4 (2.0)

7.1 (1.7)

5.5 (1.4)

F = 6.631

0.002

0.134

0.200

0.002

 Alda C [mean (SD)]

2.9 (2.4)

4.1 (2.3)

1.5 (1.7)

F = 9.736

< 0.001

0.038

0.133

< 0.001

 Poor responder [n (%)]

21 (72.4)

34 (60.7)

16 (94.1)

FE

0.022

0.495

0.260

0.023

 CGI-BP-III-O [mean (SD)]

2.1 (1.0)

2.0 (0.9)

2.9 (1.0)

F = 5.816

0.004

0.919

0.019

0.003

 

Lithium, (n = 28)1

Valproate, (n = 44)2

Combination, (n = 15)3

Statistic

p

Post-hoc analysisa

1vs.2

1vs.3

2vs.3

Bipolar I disorder (N = 87)

 Alda A [mean (SD)]

6.4 (2.0)

7.2 (1.4)

5.5 (1.9)

F = 5.822

0.004

0.139

0.246

0.004

 Alda C [mean (SD)]

2.8 (2.4)

4.1 (2.3)

1.6 (1.8)

F = 7.799

0.001

0.047

0.228

0.001

 Poor responder [n (%)]

21 (75.0)

26 (59.1)

14 (93.3)

FE

0.034

0.310

0.410

0.033

 CGI-BP-III-O [mean (SD)]

2.0 (0.7)

1.7 (0.7)

2.2 (0.6)

F = 3.042

0.053

–

–

–

  1. SD, standard deviation; Alda A, A score of the Alda scale (Grof et al. 2002); Alda C, total score of the Alda scale (Grof et al. 2002); CGI-BP-III-O, item III of the Clinical Global Impressions scale for use in bipolar illness, overall (Spearing et al. 1997); FE, Fisher’s exact test
  2. aPost-hoc analysis was conducted using Tukey’s test
  3. 1Lithium monotherapy group
  4. 2Valproate monotherapy group
  5. 3Lithium and valproate combination group