### Mediator model

Call:
lm(formula = bili ~ trt, data = data)

Residuals:
    Min      1Q  Median      3Q     Max 
-3.4000 -2.5000 -1.7000  0.4434 24.3000 

Coefficients:
            Estimate Std. Error t value Pr(>|t|)  
(Intercept)   2.2132     0.8784   2.520   0.0123 *
trt           0.7434     0.5532   1.344   0.1801  
---
Signif. codes:  0 '***' 0.001 '**' 0.01 '*' 0.05 '.' 0.1 ' ' 1

Residual standard error: 4.594 on 274 degrees of freedom
Multiple R-squared:  0.006548,	Adjusted R-squared:  0.002923 
F-statistic: 1.806 on 1 and 274 DF,  p-value: 0.1801

### Outcome model

Call:
glm(formula = platelet ~ trt + bili + trt:bili, family = poisson(link = "log"), 
    data = data)

Coefficients:
             Estimate Std. Error z value Pr(>|z|)    
(Intercept)  5.578556   0.015149 368.253  < 2e-16 ***
trt          0.008362   0.009340   0.895    0.371    
bili        -0.019536   0.003254  -6.004 1.93e-09 ***
trt:bili     0.007832   0.001843   4.249 2.15e-05 ***
---
Signif. codes:  0 '***' 0.001 '**' 0.01 '*' 0.05 '.' 0.1 ' ' 1

(Dispersion parameter for poisson family taken to be 1)

    Null deviance: 9286.7  on 275  degrees of freedom
Residual deviance: 9198.0  on 272  degrees of freedom
AIC: 11231

Number of Fisher Scoring iterations: 4

### Mediation analysis 
              est          se          Z            p        lower       upper
cde   0.023190983 0.009673364  2.3974062 1.651161e-02  0.004231538 0.042150429
pnde  0.037283994 0.009566737  3.8972531 9.728992e-05  0.018533535 0.056034453
tnie -0.001359404 0.001593827 -0.8529184 3.937045e-01 -0.004483248 0.001764439
tnde  0.045667398 0.010328677  4.4214181 9.805524e-06  0.025423564 0.065911233
pnie -0.009742809 0.007355969 -1.3244766 1.853448e-01 -0.024160243 0.004674626
te    0.035924589 0.009838686  3.6513607 2.608546e-04  0.016641120 0.055208059
pm   -0.038550469 0.048856911 -0.7890484 4.300837e-01 -0.134308254 0.057207316
      exp(est) exp(lower) exp(upper)
cde  1.0234620  1.0042405   1.043051
pnde 1.0379878  1.0187063   1.057634
tnie 0.9986415  0.9955268   1.001766
tnde 1.0467262  1.0257495   1.068132
pnie 0.9903045  0.9761293   1.004686
te   1.0365777  1.0167804   1.056760
pm          NA         NA         NA

Evaluated at:
avar: trt
 a1 (intervened value of avar) = 2.3
 a0 (reference value of avar)  = 1.1
mvar: bili
 m_cde (intervend value of mvar for cde) = 1.4
cvar: 
 c_cond (covariate vector value) = 

Note that effect estimates can vary over m_cde and c_cond values when interaction = TRUE.