Table 4. Responses of participants to the (K10) scale questions.

	None of the time		A little of the time		Some of the time		Most of the time		All of the time
	N	N %	N	N %	N	N %	N	N %	N	N %
In the past 4 weeks, about how often did you feel tired out for no good reason?	32	5.8%	86	15.6%	186	33.6%	194	35.1%	55	9.9%
In the past 4 weeks, about how often did you feel nervous?	23	4.2%	90	16.3%	188	34.0%	174	31.5%	78	14.1%
In the past 4 weeks, about how often did you feel so nervous that nothing could calm you down?	148	26.8%	144	26.0%	144	26.0%	92	16.6%	25	4.5%
In the past 4 weeks, how often did you feel hopeless?	78	14.1%	111	20.1%	158	28.6%	150	27.1%	56	10.1%
In the past 4 weeks, about how often did you feel restless or fidgety?	48	8.7%	114	20.6%	189	34.2%	147	26.6%	55	9.9%
In the past 4 weeks, about how often did you feel so restless you could not sit still?	130	23.5%	153	27.7%	151	27.3%	90	16.3%	29	5.2%
In the past 4 weeks, about how often did you feel depressed?	48	8.7%	125	22.6%	157	28.4%	140	25.3%	83	15.0%
In the past 4 weeks, about how often did you feel that everything was an effort?	39	7.1%	103	18.6%	155	28.0%	165	29.8%	91	16.5%
In the past 4 weeks, about how often did you feel so sad that nothing could cheer you up?	92	16.6%	133	24.1%	160	28.9%	120	21.7%	48	8.7%
In the past 4 weeks, about how often did you feel worthless?	148	26.8%	116	21.0%	131	23.7%	102	18.4%	56	10.1%