TABLE 4.

Effect of Sleep Quality on DUECM

Attribute		N	DUEC severity						P value
				1	2	3	4	5
Overall sleep quality	Very good	201		10	71	42	46	32	0.537
				5%	35.3%	20.9%	22.9%	15.9%
	Fairly good	171		6	53	38	46	25
				3.5%	31%	22.2%	26.9%	14.6%
	Fairly bad	66		3	22	11	19	11
				4.5%	33.3%	16.7%	28.8%	16.7%
	Bad	16		0	3	6	3	4
				0%	18.8%	37.5%	18.8%	25%
Hours of sleep	Less than 6	59		4	18	8	18	10	0.889
				6.8%	30.5%	13.6%	30.5%	16.9%
	6-7 h	231		13	72	54	53	39
				5.6%	31.2%	23.4%	22.9%	169%
	8-9 h	156		3	55	33	42	21
				1.9%	35.3%	21.2%	26.9%	13.5%
	More than 9	9		0	3	1	3	2
				0%	33.3%	11.1%	33.3%	22.2%
Difficulty falling asleep	Yes	87		3	30	18	21	15	0.937
				3.4%	34.5%	20.7%	24.1%	17.2%
	No	363		16	117	78	93	56
				4.4%	32.2%	21.5%	25.6%	15.4%
Difficulty staying asleep	Yes	84		4	22	17	25	16	0.148
				4.8%	26.2%	20.2%	29.8%	19%
	No	342		16	116	73	80	54
				4.7%	33.9%	21.3%	23.4%	15.8%
Medication for sleeping problems	Yes	17		0	6	2	6	3	0.567
				0%	35.3%	11.8%	35.3%	17.6%
	No	214		8	69	44	58	32
				3.7%	32.2%	20.6%	27.1%	15%
Tiredness in the morning	Yes	210		13	68	47	53	28	0.155
				6.2%	32.4%	22.4%	25.2%	13.3%
	No	238		7	78	46	61	44
				2.9%	32.8%	19.3%	25.6%	18.5%
Sleepiness in the evening	Yes	165		7	54	42	45	16	0.245
				4.2%	32.7%	25.5%	27.3%	9.7%
	No	282		13	94	50	69	54
				4.6%	33.3%	17.7%	24.5%	19.1%
Sleepiness during the day	Yes	148		7	42	34	43	21	0.434
				4.7%	28.4%	23%	29.1%	14.2%
	No	300		13	107	59	70	49
				4.3%	35.7%	19.7%	23.3%	16.3

The red values indicate the "center" of the data (median) **significant at p<0,05