Sleep in the Postpartum: Characteristics of First-Time, Healthy Mothers

Table 2

Frequencies and evolution of sleep and daytime variables ().

Severity	ISI		Difficulty initiating or maintaining sleep (DIMS)						Daytime variables
	2 Months	6 Months	2 Months	6 Months	2 Months	6 Months	2 Months	6 Months	2 Months	6 Months	2 Months	6 Months	2 Months	6 Months
	Insomnia Severity Index		Sleep onset problem^1		Sleep maintenance problem^1		Waking too early^1		Nonrefreshing sleep^1		Sleepiness^2		Fatigue^3
None	15	20	25	23	23	19	15	22	17	20	19	29	23	26
Mild^4	16	11	8	10	5	14	10	9	12	11
Moderate^5	6	6	4	3	8	2	9	4	6	2	18	8	14	11
Severe^6	0	0	0	1	1	2	3	2	2	4

From the Sleep Symptom Checklist (SSC): rating scale: 0–3. ²From the ESFS Sleepiness Scale. Moderate/severe refers to scores above the mean (>6.). None/mild severity refers to scores below the mean. ³From the ESFS Fatigue Scale. Moderate/severe refers to scores above the mean (>9.). None/mild severity refers to scores below the mean. ⁴Mild severity on the ISI refers to subthreshold insomnia (scores between 8 and 14). ⁵Moderate insomnia on the ISI refers to scores between 15 and 21. ⁶Severe insomnia on the ISI refers to scores between 22 and 28.