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Table 2 Effect of LDX on Sleep Duration (in Hours) as assessed by the PSQI

From: Effect of lisdexamfetamine dimesylate on sleep in adults with attention-deficit/hyperactivity disorder

  Placebo
(n = 62)
30 mg/d LDX
(n = 119)
50 mg/d LDX
(n = 116)
70 mg/d LDX
(n = 121)
All LDX Doses
(n = 356)
Baseline
[Mean (SD)]
6.9
(1.34)
7.4
(1.69)
7.4
(1.51)
7.2
(1.42)
7.3
(1.54)
Endpoint
[Mean (SD)]
7.0
(1.33)
7.2
(1.21)
7.0
(1.44)
7.0
(1.61)
7.1
(1.43)
Change
[LS Mean (SE)]
-0.1
(0.15)
-0.1
(0.11)
-0.3
(0.11)
-0.2
(0.11)
-0.2
(0.07)
  1. SD = standard deviation; SE = standard error; LS = least squares; PSQI = Pittsburgh Sleep Quality Index; LDX = lisdexamfetamine dimesylate.