No	Author	Year	Population	Sex	Outcomes	Study Design	Tools	Validation	% Female	Mean Age (y)
1	Øyane [20]	2013	Nurses	B	depression	cross-sectional	HADS	Yes	90.6	33.1
2	Berthelsen [23]	2015	Nurses	B	depression	cohort study	HADS	Yes	91	34.5
3	Togo [24]	2017	Nurses	B	depression	cross-sectional	CES-D	Yes	96.1	40.7
4	Hall [25]	2018	Nurses	B	depression	cross-sectional	CIDI-SFMD	Yes	94.7	41.5
5	Mbanga [29]	2019	Nurses	B	depression	cross-sectional	PHQ-9	Yes	67.1	29.8
6	Dai [31]	2019	Nurses	B	depression	cross-sectional	HADS	Yes	98	29.2
7	Choi [33]	2020	Nurses, Day workers	B	depression	cross-sectional	HADS	Yes	55.1	36.0
8	Yuxin li [36]	2022	Nurses	B	depression	cross-sectional	PHQ-9	Yes	94.8	33.2
B = Both males and females, HADS = Hospital Anxiety and Depression Scale, CES-D = Center for Epidemiologic Studies Depression Scale, CIDI-SFMD = Composite International Diagnostic Interview Short Form, Major Depression section, PHQ-9 = 9-item Patient Health Questionnaire.