lavaan

Contact owners and managers

1–30 of 5196

Welcome to the lavaan discussion group. Lavaan is an R package for latent variable analysis.

If you enjoy using lavaan, please consider giving a donation to support the lavaan project. See:

https://lavaan.ugent.be/about/donate.html

0 selected

Guilherme, Terrence Jorgensen2

3/30/23

Reporting number of cases used in each missing pattern

Number of missing patterns 13 I think the mice package provides what you are looking for. ?md.pattern

unread,

Reporting number of cases used in each missing pattern

Number of missing patterns 13 I think the mice package provides what you are looking for. ?md.pattern

3/30/23

Benedict Antazo, Terrence Jorgensen3

8/23/20

Measurement Invariance in Lavaan: Correlating error terms of specific groups

Thank you very much, Prof. Terrence! On Tuesday, 18 August 2020 at 05:04:26 UTC+8 Terrence Jorgensen

unread,

Measurement Invariance in Lavaan: Correlating error terms of specific groups

Thank you very much, Prof. Terrence! On Tuesday, 18 August 2020 at 05:04:26 UTC+8 Terrence Jorgensen

8/23/20

L. Aguilar, Terrence Jorgensen2

7/30/20

Predict dependent/endogenous variables from new dataset using lavaan path model

Is there any way to predict (in a regression sense) values for my dependent variables given values of

unread,

Predict dependent/endogenous variables from new dataset using lavaan path model

Is there any way to predict (in a regression sense) values for my dependent variables given values of

7/30/20

Vera, fabiusg...@gmail.com2

8/2/20

SEM model bad fit

Could it be a problem that your data is ordinally distributed? I would use a WLSM estimator in that

unread,

Could it be a problem that your data is ordinally distributed? I would use a WLSM estimator in that

8/2/20

Ros, Patrick (Malone Quantitative)4

6/28/20

sem errors

This is called a "Heywood case," which should give you a start on web-searches about causes

unread,

sem

sem errors

This is called a "Heywood case," which should give you a start on web-searches about causes

6/28/20

LIU Lei, Terrence Jorgensen3

6/14/20

SEM for mixed desgin

Thank you, Jorgensen. As you suggested, I find some methods to deal with cross-classified data for

unread,

Thank you, Jorgensen. As you suggested, I find some methods to deal with cross-classified data for

6/14/20

Morgan Casal Ribeiro, Terrence Jorgensen3

6/14/20

Questions about measurement invariance, cfa, sem and latent growth.

Thank you Professor Jorgensen! I will check out the other forum, but your advice has already been

unread,

Questions about measurement invariance, cfa, sem and latent growth.

Thank you Professor Jorgensen! I will check out the other forum, but your advice has already been

6/14/20

Vera In Wehen, Brandon McCormick8

6/4/20

Script of the model

Awesome, thank you so much!

unread,

sem

Script of the model

Awesome, thank you so much!

6/4/20

Brandon McCormick, … Terrence Jorgensen17

6/14/20

Bug In summary() function

Thank you for unpacking all of this, I will do some further investigating! On Jun 14, 2020, at 4:59

unread,

Bug In summary() function

Thank you for unpacking all of this, I will do some further investigating! On Jun 14, 2020, at 4:59

6/14/20

Brandon McCormick, … Terrence Jorgensen6

7/30/21

Error in Summary() function for a fitted sem.mi object

Does your sessionInfo() show that the VGAM package is loaded? That problem will eventually be

unread,

Error in Summary() function for a fitted sem.mi object

Does your sessionInfo() show that the VGAM package is loaded? That problem will eventually be

7/30/21

Mathieu, Terrence Jorgensen3

6/2/20

How are regression p-values calculated (test)

Many many many thanks for your prompt reply ! :-) Le mardi 2 juin 2020 09:48:13 UTC+2, Terrence

unread,

p-value

regression

sem

How are regression p-values calculated (test)

Many many many thanks for your prompt reply ! :-) Le mardi 2 juin 2020 09:48:13 UTC+2, Terrence

6/2/20

Rim Rj, Terrence Jorgensen3

5/29/20

Variance of the latent variable different than 1 in std.lv

Thank you Terrence for your answer! I understand better the results I am seeing. Rim. Le vendredi 29

unread,

Variance of the latent variable different than 1 in std.lv

Thank you Terrence for your answer! I understand better the results I am seeing. Rim. Le vendredi 29

5/29/20

Yousra DHAINI, Terrence Jorgensen3

5/27/20

NA error

Yousra DHAINI 17:09 (il ya 5 heures) À lavaan Yes sir, it doen't converge to a solution ( the

unread,

Yousra DHAINI 17:09 (il ya 5 heures) À lavaan Yes sir, it doen't converge to a solution ( the

5/27/20

Sandra Jaworeck, … Xian Zhao9

9/2/20

lavaan ERROR Some between-level (only) variables have non-zero variance at the within-level

Thank you so much, Yves. This really helps! On Sun, Aug 30, 2020 at 10:58 AM Yves Rosseel <

unread,

multilevel

sem

variance

lavaan ERROR Some between-level (only) variables have non-zero variance at the within-level

Thank you so much, Yves. This really helps! On Sun, Aug 30, 2020 at 10:58 AM Yves Rosseel <

9/2/20

Rim Rj, Nickname3

5/4/20

Error in semPaths(fit_SEM3) : could not find function "semPaths"

Keith, Thank you so much for your help. So I followed your suggestion to upgrade my current R version

unread,

sem

Error in semPaths(fit_SEM3) : could not find function "semPaths"

Keith, Thank you so much for your help. So I followed your suggestion to upgrade my current R version

5/4/20

Kelly Lam, … Terrence Jorgensen4

4/26/20

Is a MIMIC model or multigroup SEM model better?

Hi Kelly, Ed and Keith correctly described the assumptions of the standard MIMIC model (as well as

unread,

Is a MIMIC model or multigroup SEM model better?

Hi Kelly, Ed and Keith correctly described the assumptions of the standard MIMIC model (as well as

4/26/20

Terrence Jorgensen

4/12/20

Re: Help with mediation and moderation analysis

would greatly appreciate some help with the syntax. Then can you provide your syntax? Or if you are

unread,

mediation

moderation

sem

Re: Help with mediation and moderation analysis

would greatly appreciate some help with the syntax. Then can you provide your syntax? Or if you are

4/12/20

Joy, … Soumya Ray5

4/28/20

Should I use ML with bootstrapping or MLR with nonnormal data?

Joy, I think the debate is still wide open. Falk (2017) uses simulations to once again make the case

unread,

Should I use ML with bootstrapping or MLR with nonnormal data?

Joy, I think the debate is still wide open. Falk (2017) uses simulations to once again make the case

4/28/20

Rosie, … Yves Rosseel4

5/26/20

Binary endogenous variable in SEM and rsquare issue

On 5/25/20 9:02 AM, Rosie Pendrous wrote: > I did have another query if possible: my categorical

unread,

Binary endogenous variable in SEM and rsquare issue

On 5/25/20 9:02 AM, Rosie Pendrous wrote: > I did have another query if possible: my categorical

5/26/20

Andreas G., Terrence Jorgensen2

4/9/20

What is the case for defining latents in an SEM? Why do results differ when I don't define?

obviously those are latent variables, second-order latents in fact What is obvious about that? "

unread,

lavaan

sem

What is the case for defining latents in an SEM? Why do results differ when I don't define?

obviously those are latent variables, second-order latents in fact What is obvious about that? "

4/9/20

Brandon Weiss, Mauricio Garnier-Villarreal4

4/3/20

Using NA* in growth model not matching MPlus

Good was an easy fix then On Friday, April 3, 2020 at 1:44:49 PM UTC-5, Brandon Weiss wrote: Y'

unread,

growth

lavaan

sem

Using NA* in growth model not matching MPlus

Good was an easy fix then On Friday, April 3, 2020 at 1:44:49 PM UTC-5, Brandon Weiss wrote: Y'

4/3/20

Andreas G., Terrence Jorgensen7

4/16/20

2-1-1 MSEM: Model Fit Indices CFI and TLI appear as NA due to no degrees of freedom left - how to resolve??

thank you very much for shedding light on this issue. I cannot overstate how helpful your comments

unread,

2-1-1 MSEM: Model Fit Indices CFI and TLI appear as NA due to no degrees of freedom left - how to resolve??

thank you very much for shedding light on this issue. I cannot overstate how helpful your comments

4/16/20

Kelly Lam, Terrence Jorgensen2

3/21/20

Unable to run SEM because of zero variance categorical dummy variables

Is there a better way to recode these exogenous categorical (nominal) variables in my model? Dummy

unread,

error

sem

Unable to run SEM because of zero variance categorical dummy variables

Is there a better way to recode these exogenous categorical (nominal) variables in my model? Dummy

3/21/20

Luana Yang, Jeremy Miles5

3/1/20

The optimizer (NLMINB) claimed the model converged, but not all elements of the gradient are (near) zero

（I don't know if my reply was sent successfully, so I sent it again.The variance of the AT was -

unread,

latent

lavaan

sem

The optimizer (NLMINB) claimed the model converged, but not all elements of the gradient are (near) zero

（I don't know if my reply was sent successfully, so I sent it again.The variance of the AT was -

3/1/20

Ben Southern, Terrence Jorgensen2

2/27/20

Examining cases removed during SEM

You don't seem to have a question about lavaan, but about R in general. I recommend posting your

unread,

data

missing

sem

Examining cases removed during SEM

You don't seem to have a question about lavaan, but about R in general. I recommend posting your

2/27/20

Chiel Mues, … Terrence Jorgensen4

2/27/20

Simulate Data From CFA with regression between Latent Factors

I know about this function, but V2 ~ abs(V1) is not syntax Lavaan accepts. lavaan (and most SEM

unread,

sem

simulation

syntax

Simulate Data From CFA with regression between Latent Factors

I know about this function, but V2 ~ abs(V1) is not syntax Lavaan accepts. lavaan (and most SEM

2/27/20

Helena Blackmore, Terrence Jorgensen3

2/14/20

multilevel SEM with lavaan

Thank you! This is really helpful. I considered using the mediation package, but wasn't sure

unread,

multilevel SEM with lavaan

Thank you! This is really helpful. I considered using the mediation package, but wasn't sure

2/14/20

Павел Валединский, Terrence Jorgensen2

2/11/20

Robust statistics in CFA (or SEM) output with "WLSM" estimator

I'm trying to run SEM (and CFA) models with categorical predictors (factor indicators) Indicators

unread,

Robust statistics in CFA (or SEM) output with "WLSM" estimator

I'm trying to run SEM (and CFA) models with categorical predictors (factor indicators) Indicators

2/11/20

H. Kberg, Terrence Jorgensen3

1/6/20

Lavaan.survey output help: what am I looking at?

METquantthird = exogenous ordinal variable with 3 levels (1,2,3) LVMass = continuous variable

unread,

Lavaan.survey output help: what am I looking at?

METquantthird = exogenous ordinal variable with 3 levels (1,2,3) LVMass = continuous variable

1/6/20

Shay Yao, Terrence Jorgensen2

12/15/19

Disagreement in bootstrapping p-value and confidence interval (SEM)

the p-value indicates the result is nonsignificant but the CI indicates significance. How did this

unread,

bootstrap

code

sem

Disagreement in bootstrapping p-value and confidence interval (SEM)

the p-value indicates the result is nonsignificant but the CI indicates significance. How did this

12/15/19