Table 3

Associations between psychiatric history and depression and anxiety symptoms

	History of depression		P value	History of anxiety		P value	History of admission to psychiatry		P value
	No	Yes		No	Yes		No	Yes
GAD-7 score	3.5	11.3	<0.001	3.4	8.3	<0.001	3.6	8.2	<0.001
PHQ-9 score	4.4	12.5	<0.001	4.3	9.3	<0.001	4.4	10.3	<0.001

P values were adjusted for multiple comparison using the Holm-Bonferroni method.
GAD-7, seven-item Generalised Anxiety Disorder scale; PHQ-9, Patient Health Questionnaire nine-item depression scale.