### 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 = spiders ~ trt + bili + trt:bili, family = binomial(link = "logit"), 
    data = data)

Coefficients:
            Estimate Std. Error z value Pr(>|z|)   
(Intercept) -1.65730    0.58884  -2.815  0.00488 **
trt          0.19162    0.36010   0.532  0.59463   
bili         0.28496    0.12308   2.315  0.02060 * 
trt:bili    -0.09806    0.06849  -1.432  0.15222   
---
Signif. codes:  0 '***' 0.001 '**' 0.01 '*' 0.05 '.' 0.1 ' ' 1

(Dispersion parameter for binomial family taken to be 1)

    Null deviance: 332.32  on 275  degrees of freedom
Residual deviance: 312.50  on 272  degrees of freedom
AIC: 320.5

Number of Fisher Scoring iterations: 4

### Mediation analysis 
             est         se          Z         p       lower     upper
cde   0.06520766 0.36988637  0.1762911 0.8600653 -0.65975629 0.7901716
pnde -0.42043065 0.39981328 -1.0515675 0.2929980 -1.20405027 0.3631890
tnie  0.05300789 0.05852827  0.9056802 0.3651052 -0.06170541 0.1677212
tnde -0.52539913 0.44117457 -1.1909098 0.2336890 -1.39008539 0.3392871
pnie  0.15797638 0.12678619  1.2460062 0.2127621 -0.09051998 0.4064727
te   -0.36742275 0.41493823 -0.8854878 0.3758936 -1.18068675 0.4458412
pm   -0.11627593 0.23015081 -0.5052163 0.6134069 -0.56736323 0.3348114
      exp(est) exp(lower) exp(upper)
cde  1.0673807  0.5169773   2.203775
pnde 0.6567639  0.2999768   1.437908
tnie 1.0544380  0.9401598   1.182607
tnde 0.5913193  0.2490540   1.403946
pnie 1.1711385  0.9134561   1.501512
te   0.6925168  0.3070678   1.561803
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.