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. 2022 Apr 20;111(6):1334–1342. doi: 10.1002/cpt.2592

Table 3.

Symmetry analysis of daridorexant 50 mg and 100 mg, and zopiclone vs. placebo

Contrast Day

Impaired

n (%)

Improved

n (%)

Neutral

n (%)

McNemar χ2 P value
Zopiclone vs. placebo

2

5

35 (62.5)

28 (50.0)

3 (5.4)

7 (12.5)

18 (32.1)

21 (37.5)

26.95

12.60

< 0.0001

0.0005

Daridorexant 50 mg vs. placebo

2

5

24 (43.6)

15 (25.9)

8 (14.5)

16 (27.6)

23 (41.8)

27 (46.6)

8.00

0.03

0.0070

1.00

Daridorexant 100 mg vs. placebo

2

5

38 (65.5)

14 (24.1)

4 (6.9)

7 (12.1)

16 (27.6)

37 (63.8)

27.52

2.33

< 0.0001

0.19

Impaired subject = subject with increase in SDLP from corresponding treatment over placebo > 2.6 cm; Improved subject = subject with decrease in SDLP from corresponding treatment over placebo < −2.6 cm.

SDLP, standard deviation of the lateral position.