. Author manuscript; available in PMC: 2024 Mar 1.

Published in final edited form as: Behav Sleep Med. 2022 Apr 7;21(2):150–161. doi: 10.1080/15402002.2022.2060226

Table 2.

Descriptive Statistics and Correlations among Daytime Symptoms (N=195)

Symptom Variables	Mean (SD)	Cut-off for Severe N (%)	Correlation
Symptom Variables	Mean (SD)	Cut-off for Severe N (%)	Pain	Anxiety	Depression	Dyspnea	Sleepiness
Fatigue – PROMIS	55.0 (8.9)	≥ 50 142 (73.6%)	^**0.31	^**0.44	^**0.53	^**0.51	^*0.21
Pain – PROMIS	44.9 (10.5)	≥ 50 63 (32.8%)	-	0.16	0.18	^**0.34	0.11
Anxiety – PROMIS	51.5 (8.8)	≥ 50 109 (56.2%)		-	^**0.75	0.19	0.14
Depression – PROMIS	50.3 (8.7)	≥ 50 101 (52.9%)			-	^*0.23	0.13
Dyspnea – MADS	19.7 (13.9)	≥ 20 92 (47.9%)				-	0.02
Sleepiness – ESS	8.1 (4.8)	≥ 11 61 (31.3%)					-

Note. Correlation was calculated with continuous variables using the Pearson coefficient.

^{* **}

indicate significance at 0.05 and 0.01, respectively, after Bonferroni correction for 15 multiple tests.