Patrick Gomez

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Questions related from Patrick Gomez

Results for mixed models with spss 29 are different from results with spss 27. Why?

Hi, I have just installed and used spss 29. I was using spss 27. I am analyzing data with a crossed random effects mixed model. I am using syntax for this type of analysis. With the exact same...

19 October 2023 5,009 5 View

How to write multilevel models in gsem that are identical to models in MIXED using STATA?

In gsem of STATA we can test random-intercept and random-slope models (multilevel) (see example38g in the manual). STATA MULTILEVEL MIXED-EFFECTS "me" deals with multilevel mixed-models, in...

13 March 2022 1,245 3 View

Return-to-flow calibration with Finometer in sitting position - yes or no?

This study Guelen, I., et al. (2008). "Validation of brachial artery pressure reconstruction from finger arterial pressure." J Hypertens 26(7): 1321-1327. showed tha the return-to-flow calibration...

28 February 2020 4,249 0 View

Capnography vs. transcutaneous CO2: which one is "best"?

I would like to measure CO2 noninvasively in healthy individuals during stressful situations (performing in front of an audience) for about 30 minutes (it is a study in the domain of psychobiology...

06 March 2018 2,983 3 View

Are negative cortisol awakening responses possible?

I am wondering whether it is possible for healthy young adults to exhibit negative cortisol awakening response (CAR) (cortisol level 30min after awakening lower than cortisol level at awakening)...

21 September 2017 916 4 View

DHEA or DHEA-S in response to psychosocial stressors?

I am wondering whether it is preferred to assess salivary DHEA or DHEA-S or both in research on the response to psychosocial stressors such as public speaking. Thus, I am interested in reactivity...

21 March 2017 7,941 0 View

Are there criteria to identify valid/"real" saccades from eyetracking data?

I have eye gaze data collected with an eye-tracker that uses the dispersion based algorithm to identify fixations (sampling rate "only" 50Hz), i.e. the built-in detector looks first for fixations...

13 June 2016 4,140 5 View

Do different thoraco-abdominal breathing pattern influence (regional) lung perfusion or lung ventilation?

What is known about the effect of different thoraco-abdominal breathing pattern on (regional) lung perfusion or lung ventilation in healthy adults? Does it make a difference if I breath more with...

01 September 2015 6,335 4 View

How distinct is performance only social anxiety disorder from nonperformance only social anxiety disorder?

In the document entitled "Highlights of changes from DSM-IV-TR to DSM-5" it says for social anxiety disorder "A more significant change is that the “generalized” specifier has been deleted and...

14 May 2015 393 3 View