Fatigue and Sleep Disturbance among Breast Cancer Patients during Treatment in Saudi Arabia

Table 2

Statistical difference among study participants’ demographic variables in sleep quality level.

Demographic variables	Sleep quality level		N	Mean	Std. Deviation	Std. error	95% confidence interval for mean		Minimum	Maximum	F	Sig.
							Lower bound	Upper bound
Age	Daytime dysfunction	<30 years	36	1.42	0.55	0.09	1.23	1.60	0.00	2.00	3.759	0.027
		30–50 years	51	1.02	0.79	0.11	0.80	1.24	0.00	3.00
		>50 years	13	1.38	0.77	0.21	0.92	1.85	0.00	3.00
Marital status	Sleep latency	Married	55	1.93	0.92	0.12	1.68	2.18	0.00	3.00	5.544	0.001
		Single	32	1.66	0.70	0.12	1.40	1.91	1.00	3.00
		Divorce	11	1.27	1.35	0.41	0.37	2.18	0.00	3.00
		Widow	3	0.00	0.00	0.00	0.00	0.00	0.00	0.00
	Sleep duration	Married	53	1.38	1.04	0.14	1.09	1.66	0.00	3.00	5.715	0.001
		Single	31	1.48	0.93	0.17	1.14	1.82	0.00	3.00
		Divorce	11	0.55	0.69	0.21	-+0.08	1.01	0.00	2.00
		Widow	3	3.00	0.00	0.00	3.00	3.00	3.00	3.00
	Daytime dysfunction	Married	55	1.02	0.71	0.10	0.83	1.21	0.00	3.00	2.968	0.036
		Single	32	1.47	0.67	0.12	1.23	1.71	0.00	3.00
		Divorce	11	1.36	0.92	0.28	0.74	1.98	0.00	3.00
		Widow	3	1.00	0.00	0.00	1.00	1.00	1.00	1.00
Employment	Subjective sleep quality	None	34	1.44	0.96	0.16	1.11	1.78	0.00	3.00	6.287	0.003
		Employee	37	0.76	0.80	0.13	0.49	1.02	0.00	3.00
		Student	27	1.44	1.05	0.20	1.03	1.86	0.00	3.00
	Use of sleep medication	None	34	0.59	1.10	0.19	0.20	0.97	0.00	3.00	3.230	0.044
		Employee	37	0.16	0.55	0.09	-0.02	0.35	0.00	3.00
		Student	27	0.67	0.92	0.18	0.30	1.03	0.00	3.00
	Daytime dysfunction	None	34	1.18	0.87	0.15	0.87	1.48	0.00	3.00	7.297	0.001
		Employee	37	0.92	0.64	0.11	0.71	1.13	0.00	3.00
		Student	27	1.59	0.50	0.10	1.39	1.79	1.00	2.00
	Global PSQI score	None	34	9.03	3.66	0.63	7.75	10.30	4.00	17.00	5.435	0.006
		Employee	37	6.62	3.37	0.55	5.50	7.75	1.00	15.00
		Student	27	8.70	2.74	0.53	7.62	9.79	4.00	14.00
Income	Sleep latency	Less than 5000	51	1.84	0.81	0.11	1.62	2.07	1.00	3.00	3.320	0.023
		5000–10,000	26	1.85	0.97	0.19	1.46	2.24	0.00	3.00
		10,000–20,000	23	1.22	1.13	0.23	0.73	1.70	0.00	3.00
		More than 20,000	1	3.00					3.00	3.00

Number (N)/standard deviation (Std.)/frequency (F)/significance probability (Sig.), analysis of variance (ANOVA), ∝ < 0.05 two tailed.