. 2023 Mar 16;15(3):e36221. doi: 10.7759/cureus.36221

Table 3. Associations between sleep hygiene practices and the frequency and magnitude of sleep problems.

IQR: interquartile range

*: Significant at p < 0.05.

		Sleep hygiene practices		P-Vvalue
		Good, N = 171 (44.5%)	Poor, N = 213 (55.5%)	P-Vvalue
Have you had problems sleeping during the past three months?	No	75	50	<0.001*
	No	43.9%	23.5%
	Yes	96	163
	Yes	56.1%	76.5%
How often have you experienced problems sleeping during the past three months?	Never or less than once per month	66	54	0.001*
	Never or less than once per month	38.6%	25.4%
	One or two days per week	52	64
	One or two days per week	30.4%	30.0%
	More than two days per week	41	65
	More than two days per week	24.0%	30.5%
	Every day	12	30
	Every day	7.0%	14.1%
On average, how many minutes are you awake before you fall asleep?	Minimum	1.0	2.0	<0.001*
	Maximum	120.0	180.0
	Median	20.0	30.0
	IQR	10.0–30.0	15.0–45.0
On average, if you wake up at night, how many minutes are you awake?	Minimum	0.0	0.0	0.010*
	Maximum	120.0	120.0
	Median	10.0	11.0
	IQR	5.0–20.0	5.0–30.0