# Table 4 Results of hierarchical multiple regressions

Depended variable Independent variable step 1 step 2 step 3 step 4 step 5 step 6
R2 β R2 ΔR2 β R2 ΔR2 β R2 ΔR2 β R2 ΔR2 β R2 ΔR2 β
Anxiety Age .01** .14* .012 .001 .143* .016 .004** .148** .134 .118** .114* .170 .036** .117* .174 .004** .114*
Work year   −.04*    −.048    −.060    −.080    −.083    −.077
Gender   .04*    .035*    .030    .038*    .046**    .044**
Career 1   −.05*    −.051*    −.052**    −.032    −.033    −.035
Career 2   −.02    −.029    −.027    −.026    −.034    −.038
Career 3   −.03    −.031    −.010    .009    .018    .013
JER      .031    .021    .011    .011    .012
FEW 1         −.069**    −.040*    −.025    −.026
FWE 2         .011    .023    .028    .029
Stressor            .352**    .267**    .274**
OS               −.039*    −.037
SS               −.187**    −.185**
SS × Stressor                  −.049**
OS×Stressor                  −.025
Depression Age .010** .112* .011 .001* .116* .014 .003** .120* .142 .128** .085 .186 .045** .091 .193 .007** .086
Work year   −.014    −.019    −.029    −.050    −.054    −.047
Gender   .036*    .035*    .031    .039*    .048**    .046**
Career 1   −.039    −.039*    −.040*    −.020    −.020    −.022
Career 2   .003    −.002    −.001    .001    −.009    −.014
Career 3   −.016    −.014    .004    .024    .036    .029
JER      .039*    .031    .021    .021    .022
FWE 1         −.059**    −.029    −.011    −.013
FWE 2         .012    .024    .030    .032*
Stressor            .366**    .268**    .276**
OS               −.062**    −.060**
SS               −.197**    −.194**
SS × Stressor                  −.056**
OS×Stressor                  −.042*
Burnout Age .005** −.030 .005 .000 −.030 .012 .007** −.020 .310 .298** −.075 .511 .201** −.044 .514 .003 −.040
Work year   .044    .043    .027    .000    −.023    −.028
Gender   .033    .032    .023    .035*    .050**    .052**
Career 1   −.088**    −.088**    −.091**    −.058**    −.051**    −.049**
Career 2   −.035    −.036    −.036    −.035    −.052**    −.048**
Career 3   −.048    −.048    −.018    .014    .044*    .047*
JER      −.007    −.006    −.02**    −.022**    −.022
FWE 1         −.085**    .038*    .002    .004
FWE 2         −.035*    .014    .004    .003
Stressor            .56**    .337**    .329**
OS               −.365**    −.368**
SS               −.209**    −.213**
SS × Stressor                  .041**
OS×Stressor                  .018
1. Note. Career 1- Career 3 were dummy variables of professions; FWE 1 and FWE 2 were dummy variables of FWE (frontline working experience), FWE1 = whether medical rescue team members in Beijing epidemics, FWE2 = whether assigned to Hubei during the outbreak period
2. JER Job exposure risk, OS Organization Support, SS Social Support
3. *p < 0.05
4. **p < 0.01