Table 3.

Bivariate correlations between sleep measures, self-report measures, and EPDS at 6 weeks.

Correlations
		1	2	3	4	5	6	7	8	9	10	11	12	13	14	15	16	17
1	EPDS6	1
2	GSDS6	0.452**	1
3	Sleepiness6	0.445**	0.618**	1
4	Mat Obj TST 6wk	−0.261	−0.089	−0.075	1
5	Mat Obj LSP 6wk	−0.037	0.086	0.075	0.083	1
6	Mat Obj WASO 6wk	−0.025	0.137	0.076	0.091	−0.419**	1
7	Mat Obj NW 6wk	−0.129	−0.176	−0.112	0.351**	−0.685**	0.396**	1
8	Inf Obj TST 6wk	−0.126	0.004	−0.087	0.439**	−0.027	0.280*	0.337*	1
9	Inf Obj LSP 6wk	0.219	0.103	0.045	0.204	0.160	−0.013	−0.038	0.276	1
10	Inf Obj NW 6wk	−0.076	−0.058	0.106	0.158	0.078	0.089	−0.012	0.280*	−0.339*	1
11	Inf Obj WASO 6wk	−0.028	0.211	0.248	−0.270	0.234	0.023	−0.236	−0.065	−0.242	0.010	1
12	Mat Subj TST 6wk	0.072	0.099	0.056	0.467**	0.137	−0.078	0.207	0.206	0.298*	0.095	−0.220	1
13	Mat Subj LSP 6wk	0.275	0.231	0.182	0.253	0.279	−0.340*	−0.071	0.129	0.274	−0.010	0.109	0.587**	1
14	Inf Subj TST 6wk	0.075	−0.245	−0.137	0.259	−0.132	−0.057	0.292*	0.153	0.038	0.104	−0.203	0.439**	0.212	1
15	Inf Subj LSP 6wk	0.253	−0.247	0.039	0.155	0.130	−0.299*	0.060	0.161	0.305*	0.015	−0.143	0.347*	0.496**	0.587**	1
16	Inf Subj NW 6wk	−0.130	−0.020	−0.148	−0.050	−0.142	0.083	0.103	−0.073	−0.380**	−0.024	0.169	−0.148	−0.211	0.093	−0.320*	1
17	Inf Subj WASO 6wk	−0.251	0.129	−0.060	−0.269	0.077	−0.064	−0.274	−0.221	−0.170	−0.164	0.308*	−0.514**	−0.276	−0.586**	−0.458**	0.277*	1

**Correlation is significant at the 0.01 level (2-tailed).

*Correlation is significant at the 0.05 level (2-tailed).