Table 4.

Bivariate correlations between sleep measures, self-report measures, and EPDS at 12 weeks.

Correlations
		1	2	3	4	5	6	7	8	9	10	11	12	13	14	15	16	17
1	EPDS12	1
2	GSDS12	0.317*	1
3	Sleepiness12	0.068	0.665**	1
4	Mat Obj TST 12wk	0.015	−0.065	0.003	1
5	Mat Obj LSP 12wk	−0.064	0.032	0.036	0.546**	1
6	Mat Obj WASO 12wk	0.024	−0.197	−0.059	0.031	−0.370*	1
7	Mat Obj NW 12wk	0.026	−0.030	0.164	0.099	−0.596**	0.650**	1
8	Inf Obj TST 12wk	0.178	0.111	0.153	0.282	0.277	−0.286	−0.131	1
9	Inf Obj LSP 12wk	0.056	0.277	0.240	0.169	0.265	−0.210	−0.206	0.522**	1
10	Inf Obj NW 12wk	−0.165	−0.113	−0.059	0.166	−0.044	0.088	0.221	−0.247	−0.526**	1
11	Inf Obj WASO 12wk	0.020	0.073	0.096	0.294	0.063	0.029	0.123	−0.276	−0.142	0.378*	1
12	Mat Subj TST 12wk	−0.168	−0.059	−0.007	0.841**	0.521**	−0.140	−0.054	0.252	0.194	0.074	0.060	1
13	Mat Subj LSP 12wk	−0.184	−0.050	0.017	0.513**	0.647**	−0.309*	−0.291	0.097	0.162	0.103	0.133	0.671**	1
14	Inf Subj TST 12wk	−0.169	−0.035	0.073	0.433**	0.394**	−0.225	−0.041	0.392*	0.109	0.265	0.055	0.295*	0.416**	1
15	Inf Subj LSP 12wk	−0.188	−0.112	−0.045	0.229	0.348*	−0.201	−0.157	−0.142	−0.133	0.371*	0.117	0.235	0.625**	0.572**	1
16	Inf Subj NW 12wk	0.340*	0.082	0.072	−0.174	−0.134	0.183	0.091	0.095	0.245	−0.465**	−0.034	−0.241	−0.446**	−0.343*	−0.752**	1
17	Inf Subj WASO 12wk	0.108	−0.042	−0.085	−0.195	−0.005	0.144	−0.175	−0.306	0.133	−0.310*	0.138	−0.195	−0.159	−0.453**	−0.423**	0.668**	1

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

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