. 2022 Feb 15;17(2):e0263438. doi: 10.1371/journal.pone.0263438

Table 2. Multivariable analysis of the predictors of increased workplace stress among hospital workers during the COVID-19 pandemic.

Predictors	Increased workplace stress
	Coefficient
	(95% CI)
Age [reference group: > 50 years of age]
< = 30 years	0.256
< = 30 years	(-0.018 to 0.530)
31–40 years	0.445
31–40 years	(0.192 to 0.698)
41–50 years	0.348
41–50 years	(0.087 to 0.608)
Female gender	0.517
Female gender	(0.258 to 0.776)
High risk health status ^a	0.437
High risk health status ^a	(0.208 to 0.666)
Not married or common-law relationship	-
Living with a child or children	-
Personally know someone who had COVID-19	0.316
Personally know someone who had COVID-19	(0.124 to 0.508)
Non-teaching hospital	0.228
[vs. teaching]	0.228
[vs. teaching]	(0.021 to 0.434)
Nursing profession	-
[vs. other]	-
Frontline worker ^b	-
Years of healthcare experience [reference group: > 20 years of healthcare experience]
< = 5 years	-
6–10 years	-
11–20 years	-
Feeling at increased risk due to PPE shortage or inadequate PPE training	0.900
	(0.707 to 1.093)

CI: confidence interval; PPE: Personal protective equipment

Dash (-) indicates no statistically significant association found.

^a Reported having a health condition or taking medications that places them at higher risk of poor outcomes if they were to contract COVID-19.

^b Reported caring for suspected and/ or confirmed COVID-19 patients.