. 2021 Jan 4;25(3):1707–1715. doi: 10.1007/s11325-020-02270-3

Table 2.

Mean changes in FOSQ-10 by CGI-C and PGI-C ratings

Study		Mean change in FOSQ-10 scores^a,b
14–002 (Narcolepsy)	PGI-C	6.15 (2.98) [n = 17]	4.03 (2.95) [n = 55]	2.05 (2.76) [n = 56]	0.98 (2.42) [n = 41]	− 0.08 (2.05) [n = 22]
CGI-C	4.43 (3.00) [n = 18]	4.28 (3.00) [n = 58]	1.74 (2.85) [n = 60]	0.85 (2.35) [n = 45]	0.80 (3.25) [n = 14]
14–003 (OSA)	PGI-C	4.32 (3.23) [n = 66]	3.32 (2.74) [n = 137]	2.08 (2.71) [n = 95]	0.97 (2.07) [n = 89]	0.81 (2.17) [n = 18]
CGI-C	3.90 (3.35) [n = 81]	3.40 (2.67) [n = 128]	1.66 (2.44) [n = 91]	1.31 (2.41) [n = 97]	0.95 (2.59) [n = 8]

Study

Mean change in FOSQ-10 scores^a,b

Very much improved

Much improved

Minimally improved

No change

Worse^c

14–002 (Narcolepsy)

PGI-C

6.15 (2.98)

[n = 17]

4.03 (2.95)

[n = 55]

2.05 (2.76)

[n = 56]

0.98 (2.42)

[n = 41]

− 0.08 (2.05)

[n = 22]

CGI-C

4.43 (3.00)

[n = 18]

4.28 (3.00)

[n = 58]

1.74 (2.85)

[n = 60]

0.85 (2.35)

[n = 45]

0.80 (3.25)

[n = 14]

14–003 (OSA)

PGI-C

4.32 (3.23)

[n = 66]

3.32 (2.74)

[n = 137]

2.08 (2.71)

[n = 95]

0.97 (2.07)

[n = 89]

0.81 (2.17)

[n = 18]

CGI-C

3.90 (3.35)

[n = 81]

3.40 (2.67)

[n = 128]

1.66 (2.44)

[n = 91]

1.31 (2.41)

[n = 97]

0.95 (2.59)

[n = 8]

FOSQ-10, Functional Outcomes of Sleep Questionnaire-10; CGI-C, Clinician Global Impression of Change; PGI-C, Patient Global Impression of Change; OSA, obstructive sleep apnea

^aValues in each cell are: mean (SD) [n] FOSQ-10 score

^bFOSQ-10 scores range from 5 to 20, with higher scores representing better functioning. Larger change scores represent greater improvement

^cWorse indicates minimally worse, much worse, and very much worse, combined due to small sample size