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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:
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Martin Lacher
, …
Christian Arnold
6
10/1/22
Moderation (interaction) in lavaan
I think I could solve the problem myself. This code seems to work (I'm glad if somebody can
unread,
mediation
multigroup
multilevel
Moderation (interaction) in lavaan
I think I could solve the problem myself. This code seems to work (I'm glad if somebody can
10/1/22
Yingjie Yuan
8/6/20
Lavaan error: Multigroup multilevel mediation analysis
Hello everyone, I got an error message when modeling a multilevel mediation model (a 2-2-1 model,
unread,
error
multigroup
multilevel
Lavaan error: Multigroup multilevel mediation analysis
Hello everyone, I got an error message when modeling a multilevel mediation model (a 2-2-1 model,
8/6/20
Deon de Bruin
2
6/3/20
Modification indices with multiplegroup cfa
Apologies. I see that this question has previously been answered. One should use the lavTestScore()
unread,
modification
multigroup
Modification indices with multiplegroup cfa
Apologies. I see that this question has previously been answered. One should use the lavTestScore()
6/3/20
Leonie Cloos
,
Terrence Jorgensen
2
5/29/20
Multigroup Multilevel CFA
Is it possible to constrain the loadings at level 1 across the two groups? Yes, label the parameters
unread,
CFA
invariance
measurement
multigroup
multilevel
Multigroup Multilevel CFA
Is it possible to constrain the loadings at level 1 across the two groups? Yes, label the parameters
5/29/20
William
, …
Terrence Jorgensen
9
6/12/20
Multigroup path analysis issue: Unable to constrain regressions to equality for one out of my four groups
should the last line have been summary(fit1) ? Woops, yes! Terrence D. Jorgensen Assistant Professor,
unread,
lavaan
multigroup
r
regression
Multigroup path analysis issue: Unable to constrain regressions to equality for one out of my four groups
should the last line have been summary(fit1) ? Woops, yes! Terrence D. Jorgensen Assistant Professor,
6/12/20
GAT
, …
Terrence Jorgensen
4
5/21/20
comparing latent means in lavaan
In the reference group approach (the default in lavaan, I believe), those refer to the comparison
unread,
invariance
latent
mean
multigroup
comparing latent means in lavaan
In the reference group approach (the default in lavaan, I believe), those refer to the comparison
5/21/20
Dr. Fernán Arana
,
Edward Rigdon
3
5/6/20
correlating different set of residuals covariances across groups
Thanks a lot!! That worked excellently. Didn´t find this solution before so thanks! El lunes, 4 de
unread,
error
indices
invariance
measurement
modification
multigroup
correlating different set of residuals covariances across groups
Thanks a lot!! That worked excellently. Didn´t find this solution before so thanks! El lunes, 4 de
5/6/20
Kelly Lam
, …
Terrence Jorgensen
4
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,
MIMIC
model
multigroup
sem
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
John Gelissen
,
Terrence Jorgensen
2
4/16/20
fixed group-specific residual covariances with measEq.syntax {SEMTOOLS} not always estimated
I am trying to figure out how I can specify a model with configural measurement invariance, with the
unread,
invariance
measEqsyntax
measurement
multigroup
semTools
fixed group-specific residual covariances with measEq.syntax {SEMTOOLS} not always estimated
I am trying to figure out how I can specify a model with configural measurement invariance, with the
4/16/20
Blaž Rebernjak
,
Terrence Jorgensen
4
3/21/20
Questions about using lavaan with multiple imputations on longitudinal data with multiple groups
No, we are using theta, but I couldn't come up with a reproducible example, I think it could be
unread,
WLSMV
imputation
measEqsyntax
multigroup
multiple
Questions about using lavaan with multiple imputations on longitudinal data with multiple groups
No, we are using theta, but I couldn't come up with a reproducible example, I think it could be
3/21/20
Jinjing Fang
, …
Terrence Jorgensen
6
1/3/20
Request for the Swain function to address small sample size issue
I wasn't aware of the Swain correction. I just added it as a new option to the chisqSmallN()
unread,
CFA
invariance
multigroup
smallsamplesize
Request for the Swain function to address small sample size issue
I wasn't aware of the Swain correction. I just added it as a new option to the chisqSmallN()
1/3/20
Tina
,
car...@web.de
2
11/12/19
how to interpret output of measurement invariance analysis
1) I don't think it's okay: https://psycnet.apa.org/record/2012-18631-001 2) Even if you
unread,
MLR
cfi
fit
invariance
lavaan
multigroup
how to interpret output of measurement invariance analysis
1) I don't think it's okay: https://psycnet.apa.org/record/2012-18631-001 2) Even if you
11/12/19
Brandon Bretl
, …
Terrence Jorgensen
21
2/13/20
Metric non-invariance, what's next?
Thanks so much, Terrence. That fixed it. Brandon On Wednesday, February 5, 2020 at 2:12:36 PM UTC-6,
unread,
CFA
invariance
metric
multigroup
scalar
Metric non-invariance, what's next?
Thanks so much, Terrence. That fixed it. Brandon On Wednesday, February 5, 2020 at 2:12:36 PM UTC-6,
2/13/20
Olaya Moldes
,
Edward Rigdon
4
10/1/19
Three groups path analyses with Lavaan and group="Condition"
Olaya-- The model is now fully saturated. With 0 degrees of freedom, the model must fit the data
unread,
fit
group
lavaan
multigroup
Three groups path analyses with Lavaan and group="Condition"
Olaya-- The model is now fully saturated. With 0 degrees of freedom, the model must fit the data
10/1/19
Ryan
, …
Terrence Jorgensen
11
10/8/19
Error returned by permuteMeasEq when testing threshold invariance
I should add that if I run the same model without including the general factor, I get the same
unread,
CFA
bi-factor
categorical
error
invariance
multigroup
syntax
Error returned by permuteMeasEq when testing threshold invariance
I should add that if I run the same model without including the general factor, I get the same
10/8/19
Yu Liu
, …
Hugo Harada
4
6/5/20
Error message in multiple-group ordinal CFA: Error in if (any(dCOV < 0)) { : missing value where TRUE/FALSE needed
Hi, Yu, Sarah, Could you check if this error goes away with Terrence and Yves replies to the thread
unread,
error
multigroup
ordinal
Error message in multiple-group ordinal CFA: Error in if (any(dCOV < 0)) { : missing value where TRUE/FALSE needed
Hi, Yu, Sarah, Could you check if this error goes away with Terrence and Yves replies to the thread
6/5/20
Matti Cervin
,
Terrence Jorgensen
14
9/19/19
Multigroup CFA - problems with strong invariance estimation
This has been really helpful. Thanks a lot! tors 19 sep. 2019 kl. 16:47 skrev Terrence Jorgensen <
unread,
multigroup
Multigroup CFA - problems with strong invariance estimation
This has been really helpful. Thanks a lot! tors 19 sep. 2019 kl. 16:47 skrev Terrence Jorgensen <
9/19/19
Robert Udale
, …
Franzi K.
6
9/30/19
Multigroup multilevel SEM - is this possible?
Sorry for the unspecific question, I was rather referring to things I have to specify in the sem()-
unread,
error
multigroup
multilevel
semTools
Multigroup multilevel SEM - is this possible?
Sorry for the unspecific question, I was rather referring to things I have to specify in the sem()-
9/30/19
Nikola Ćirović
,
Terrence Jorgensen
12
7/6/19
Testing measurement invariance with multi-level SEM in lavaan?
Dear professor, Thank you. You have been kind and helpful! субота, 29. јун 2019. 02.41.03 UTC+2,
unread,
invariance
measurement
multigroup
multilevel
Testing measurement invariance with multi-level SEM in lavaan?
Dear professor, Thank you. You have been kind and helpful! субота, 29. јун 2019. 02.41.03 UTC+2,
7/6/19
Hollix00
, …
Terrence Jorgensen
9
11/18/19
MASEM with the wls estimator
The problem is with the correlation matrix: lavaan only accepts covariance matrices (for continuous
unread,
WLS
groups
masem
multigroup
MASEM with the wls estimator
The problem is with the correlation matrix: lavaan only accepts covariance matrices (for continuous
11/18/19
Craig Van Pay
,
Christopher David Desjardins
3
6/10/19
In multiple group LGC model, how do I constrain residual variances of mani. vars within each group?
Wow, that's easy enough, thanks Christopher! On Monday, June 10, 2019 at 1:12:47 PM UTC-5,
unread,
curve
growth
latent
multigroup
residual
In multiple group LGC model, how do I constrain residual variances of mani. vars within each group?
Wow, that's easy enough, thanks Christopher! On Monday, June 10, 2019 at 1:12:47 PM UTC-5,
6/10/19
Luka Komidar
,
Terrence Jorgensen
5
6/7/19
Measurement invariance using WLSMV: lower chi-square in a more restrictive model (DWLS)?
Thanks for a very illuminating answer, I've already started reading the Wu & Estabrook paper!
unread,
DWLS
WLSMV
invariance
lavaan
multigroup
Measurement invariance using WLSMV: lower chi-square in a more restrictive model (DWLS)?
Thanks for a very illuminating answer, I've already started reading the Wu & Estabrook paper!
6/7/19
Lucas Sempe
,
Terrence Jorgensen
2
5/31/19
measurement invariance categorial - warning and unable to see fitmeaures
However, when I run the CFA directly, I get results... If you inspect the syntax, you will notice it
unread,
CFA
invariance
measurement
multigroup
measurement invariance categorial - warning and unable to see fitmeaures
However, when I run the CFA directly, I get results... If you inspect the syntax, you will notice it
5/31/19
jtk
,
Terrence Jorgensen
3
5/25/19
Question on multi-group multilevel analysis
Thank you very much for your help, Dr. Jorgensen! I will definitely try it out. (I'm sorry for
unread,
multigroup
multilevel
syntax
warning
Question on multi-group multilevel analysis
Thank you very much for your help, Dr. Jorgensen! I will definitely try it out. (I'm sorry for
5/25/19
DVC
, …
car...@web.de
10
5/23/19
Measurement Invariance [lavaan WARNING: scaling factor is negative]
Use lavTestLRT: https://www.google.com/amp/s/rdrr.io/a/cran/lavaan/man/lavTestLRT.html Am 23.05.19,
unread,
continuous-variables
invariance
measurement
multigroup
second-order
warning
Measurement Invariance [lavaan WARNING: scaling factor is negative]
Use lavTestLRT: https://www.google.com/amp/s/rdrr.io/a/cran/lavaan/man/lavTestLRT.html Am 23.05.19,
5/23/19
Ivett Pipoly
,
Terrence Jorgensen
2
5/8/19
model fit and multi group
somewhere I've read that if model fit is problematic, the standardized residual matrix can help
unread,
model-fit
multigroup
model fit and multi group
somewhere I've read that if model fit is problematic, the standardized residual matrix can help
5/8/19
janmicha...@googlemail.com
,
Edward Rigdon
2
4/26/19
multi group analysis for dependent samples
If the observations are related, make them part of the same record, and use equality constraints to
unread,
invariance
multigroup
multi group analysis for dependent samples
If the observations are related, make them part of the same record, and use equality constraints to
4/26/19