Table 2.

Frequency of parasomnia episodes in all the observed time periods.

	Before Pregnancy					During Pregnancy					After Pregnancy
	<1/m	<1/w	1–2×/w	3–5×/w	>5×/w	<1/m	<1/w	1–2×/w	3–5×/w	>5×/w	<1/m	<1/w	1–2×/w	3–5×/w	>5×/w
Sleeptalking	266	33	17	7	2	256	41	20	4	4	272	35	13	4	1
Screaming	304	16	4	0	1	299	17	8	0	1	305	14	5	0	1
Confusional arousal	256	59	10	0	0	236	67	19	3	0	232	60	26	6	1
Sleepwalking	313	11	1	0	0	320	4	1	0	0	320	2	2	1	0
Sleep terror	271	39	13	2	0	223	72	27	3	0	250	47	19	5	4
Sleep-related eating disorder	317	5	2	1	0	307	9	7	1	1	316	4	3	1	1
Sexsomnia	302	17	6	0	0	294	21	9	1	0	309	12	3	0	1
Sleep paralysis	280	35	8	0	2	273	38	9	3	2	295	22	5	2	1
Hypnagogic hallucinations	249	57	11	7	1	245	55	15	9	1	252	43	19	10	1
Vivid dreams	142	104	51	17	11	83	104	88	27	23	132	97	65	23	8
Nightmares	153	134	27	7	4	127	116	53	22	7	158	108	40	12	7
Agressive dreams	242	63	15	5	0	215	69	28	10	3	232	71	11	10	1
Dream-related behavior	255	56	10	3	1	252	55	16	1	1	264	51	9	1	0
Head explosion	282	41	1	1	0	266	44	12	3	0	281	35	7	2	0
Violence in sleep	316	6	1	1	1	316	6	1	2	0	316	6	0	2	1

Legend: w, weekly; m, monthly.