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International Journal of Bipolar Disorders

Table 4 Kaplan–Meier estimates for time-to-first response, months

From: The effects of vagus nerve stimulation on the course and outcomes of patients with bipolar disorder in a treatment-resistant depressive episode: a 5-year prospective registry

 

First quartile (95% CI)

Median (95% CI)

Third quartile (95% CI)

Bipolar 1

 VNS + TAU

5.8 (4.1, 7.7)

13 (7.7, 23.2)

36.6 (23.2, NE)

 TAU

13.1 (4, 37)

37 (13.1, NE)

NE (37, NE)

Bipolar 2

 VNS + TAU

4.7 (3.7, 10.4)

19.5 (9.2, NE)

NE (24.8, NE)

 TAU

7.9 (4.3, 13.2)

14.3 (8.3, NE)

NE (48.8, NE)

  1. CI confidence interval, NE not estimable
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