### Mediator model

Call:
glm(formula = bili_bin ~ trt, family = binomial(link = "logit"), 
    data = data)

Coefficients:
            Estimate Std. Error z value Pr(>|z|)
(Intercept)  0.08577    0.38245   0.224    0.823
trt         -0.08577    0.24091  -0.356    0.722

(Dispersion parameter for binomial family taken to be 1)

    Null deviance: 382.49  on 275  degrees of freedom
Residual deviance: 382.36  on 274  degrees of freedom
AIC: 386.36

Number of Fisher Scoring iterations: 3

### Outcome model

Call:
glm(formula = spiders ~ trt + bili_bin + trt:bili_bin, family = binomial(link = "logit"), 
    data = data)

Coefficients:
             Estimate Std. Error z value Pr(>|z|)  
(Intercept)  -1.45492    0.71027  -2.048   0.0405 *
trt          -0.08552    0.44824  -0.191   0.8487  
bili_bin      1.07293    0.89928   1.193   0.2328  
trt:bili_bin  0.11084    0.56832   0.195   0.8454  
---
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: 311.83  on 272  degrees of freedom
AIC: 319.83

Number of Fisher Scoring iterations: 4

### Mediation analysis 
               est          se            Z         p       lower      upper
cde   0.0835845607  0.62515643  0.133701833 0.8936384  -1.1416995  1.3088687
pnde  0.0008150528  0.34818454  0.002340864 0.9981323  -0.6816141  0.6832442
tnie -0.0303953379  0.08624914 -0.352413228 0.7245284  -0.1994405  0.1386499
tnde -0.0016182609  0.34457142 -0.004696445 0.9962528  -0.6769658  0.6737293
pnie -0.0279620242  0.07913539 -0.353344130 0.7238305  -0.1830645  0.1271405
te   -0.0295802851  0.35561908 -0.083179690 0.9337087  -0.7265809  0.6674203
pm    1.0279748540 12.27727341  0.083729898 0.9332712 -23.0350389 25.0909886
      exp(est) exp(lower) exp(upper)
cde  1.0871771  0.3192759   3.701983
pnde 1.0008154  0.5057999   1.980292
tnie 0.9700620  0.8191889   1.148722
tnde 0.9983830  0.5081565   1.961539
pnie 0.9724253  0.8327144   1.135577
te   0.9708529  0.4835595   1.949202
pm          NA         NA         NA

Evaluated at:
avar: trt
 a1 (intervened value of avar) = 2.3
 a0 (reference value of avar)  = 1.1
mvar: bili_bin
 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.