TABLE 2.

Factors associated with sleeping pill misuse.

Factor		Sleeping pill misuse		Total	P-value
		Yes	No
Gender					0.611
Male	n	26	115	141
	%	18.4	81.6	100.0
Female	n	49	148	197
	%	24.9	75.1	100.0
Residence					0.270
With family	n	70	254	324
	%	21.6	78.4	100.0
With friends	n	2	2	4
	%	50.0	50.0	100.0
Alone	n	3	7	10
	%	30.0	70.0	100.0
Academic year					0.042
Preclinical (2–4)	n	52	206	258
	%	20.2	79.8	100.0
Clinical (5–6)	n	23	57	80
	%	28.75	71.25	100.00
Grade point average (GPA)					0.046
4.50–5.00	n	63	219	282
	%	22.3	77.7	100.0
4.00–4.49	n	12	37	49
	%	24.5	75.5	100.0
Smoking					0.695
Yes	n	6	23	29
	%	20.7	79.3	100.0
No	n	69	240	309
	%	22.3	77.7	100.0
Exercise					0.081
Yes	n	31	112	143
	%	21.7	78.3	100.0
No	n	44	151	195
	%	22.6	77.4	100.0
Stimulants use					0.007
Yes	n	69	202	271
	%	25.5	74.5	100.0
No	n	6	61	67
	%	9.0	91.0	100.0
Sleeping average, hours					0.250
<6	n	26	79	105
	%	24.8	75.2	100.0
6–10	n	48	177	225
	%	21.3	78.7	100.0
>10	n	1	7	8
	%	12.5	87.5	100.0
Falling asleep average, minutes					0.008
<10	n	4	60	64
	%	6.25	93.75	100.00
10–20	n	18	122	140
	%	12.9	87.1	100.0
>20	n	53	81	134
	%	39.6	60.4	100.0
Sleeping pattern					0.933
Night only	n	27	119	146
	%	18.5	81.5	100.0
Night and day	n	48	144	192
	%	25.0	75.0	100.0
Sleep quality					0.129
Poor	n	15	46	61
	%	24.6	75.4	100.0
Good	n	40	124	164
	%	24.4	75.6	100.0
Excellent	n	20	93	113
	%	17.7	82.3	100.0