Table 6 Adjusted coefficient, 95% confidence interval and p-values from multivariable linear regression model for depression symptoms measured at 12-month among healthcare workers (12-month survey responders, n = 341; 69 missings)

Independent

Resilience

−1.11

−1.43

−0.78

<.0001

Social support

−0.91

−1.23

−0.59

<.0001

Workload

0.06

  [35,36,37,38,39,40,41,42,43,44] h vs ≤ 34 h

−0.26

−1.03

0.50

0.50

  [45,46,47,48,49,50,51,52,53,54] h vs ≤ 34 h

0.66

−0.33

1.65

0.19

  [55,56,57,58,59,60,61,62,63,64] h vs ≤ 34 h

0.03

−1.63

1.69

0.97

  ≥ 65 h vs ≤ 34 h

1.62

−0.01

3.26

0.052

Perceived organizational support

−0.29

−0.61

0.02

0.07

Access to simulation based education (yes vs no)

−0.23

−0.90

0.43

0.49

Access to mental health help (yes vs no)

0.60

−0.71

1.91

0.37

Access to PPE

0.11

 Sometimes vs Never or rarely

1.86

−0.96

4.68

0.20

 Often vs Never or rarely

−0.44

−2.58

1.71

0.69

 Always vs Never or rarely

−0.63

−2.73

1.46

0.55

PPE perception of security

0.33

 Pretty safe vs Totally safe

0.38

−0.40

1.16

0.34

 Rather or totally in danger vs Totally safe

0.97

−0.32

2.26

0.14