 summary(ma.dati2$death.status)<- censoring
    Min.  1st Qu.   Median     Mean  3rd Qu.     Max.     NA's
 0.00000  0.00000  0.00000  0.05332  0.00000  1.00000 39.00000
##################################
> summary(ma.dati2$time.death)<--- time
   Min. 1st Qu.  Median    Mean 3rd Qu.    Max.    NA's
      1     370     370     356     370     370      39
####################################
formula
timi.out <- rsf(Survrsf(time.death,death.status)~sex,
                        ma.dati2.rid,
                       ntree = 1000,na.action='na.omit')
Errore in rsf.default(Survrsf(time.death, death.status) ~ sex,
ma.dati2.rid[,  :
  Outcome is not a random survival object.  Use 'Survrsf' for the formula.
But time.death is strictly positivi and death.status assume only two
value:,0,1.
Where is the error???
TIA
Giovanni

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