Validation of the premenstrual symptoms questionnaire among Mongolian nursing school students

BMC Women's Health

Table 1 Participants’ demographic characteristics (n = 431)

		Premenstrual syndrome			Chi-squared test
		Normal	PMS	PMDD	P value
Age	mean ± SD	20.75 ± 4.24			0.866
	16–25	220	72	33
	25<	74	23	9
Menarche age	mean ± SD	13.71 ± 1.47
Major	nursing	266	86	39	0.881
Major	others	28	9	3	0.881
Grade	first	47	10	4	0.476
	second	191	65	26
	third	40	17	9
	fourth	16	3	3
Marital status	married	28	8	0	0.113
Marital status	single	266	87	42	0.113
Had a child	yes	36	12	1	0.154
Had a child	no	258	83	41	0.154
Dysmenorrhea	yes	55	36	22	0.001***
Dysmenorrhea	no	239	59	20	0.001***
Ever used contraceptives	yes	25	23	7	0.001***
Ever used contraceptives	no	269	72	35	0.001***
Ever used pain killer	used	81	42	20	0.001***
Ever used pain killer	not used	213	53	22	0.001***
Ever had woman’s disease	yes	73	35	18	0.010*
Ever had woman’s disease	no	221	60	24	0.010*
Ever had fibroid myoma	yes	3	3	0	0.218
Ever had fibroid myoma	no	291	92	42	0.218
Ever had hormonal therapy	yes	8	7	2	0.124
Ever had hormonal therapy	no	286	88	40	0.124
Ever had woman’s check-up	yes	143	50	26	0.253
Ever had woman’s check-up	no	151	45	16	0.253
Ever see a doctor due to PMS	yes	23	9	8	0.064
Ever see a doctor due to PMS	no	271	86	34	0.064
Types of action taken owing to menstrual tension	no action	118	31	23	0.050
	taken medicine	34	14	5
	kept abdomen warm	43	21	7
	sleep	44	20	4
	others	55	9	3

ISSN: 1472-6874