Association of depression, anxiety, and insomnia in hypertensive disorders in pregnant women

Table 4 Univariate assessment of potential contributors to depressive and anxiety symptoms among pregnant women diagnosed with hypertensive disorders in pregnancy

Variable	Pittsburgh Sleep Quality Index (score)
	12-16 weeks	24-28 weeks	32-36 weeks
Patient Health Questionnaire-9 (score)	r = 0.302, P < 0.001	r = 0.298, P < 0.001	r = 0.282, P = 0.002
Generalized Anxiety Disorder-7 (score)	r = 0.228, P = 0.012	r = 0.411, P < 0.001	r = 0.402, P < 0.001