I have my2pl as ltm data and my3pl as tpm data.  
`anova(my2pl,my3pl)  
Likelihood Ratio Table  
AIC      BIC  log.Lik   LRT df p.value  
my2pl 16317.52 16630.39 -8078.76                   
my3pl 16299.71 16769.00 -8029.85 97.81 40  <0.001`  
Shall I use ltm or tpm model based on this anova?