Prevalence and relevant associations of alexithymia in a Dutch general population sample and in comparison to clinical patients with somatic symptom disorder (SSD)

Single Wave Study

General Information

Prevalence and relevant associations of alexithymia in a Dutch general population sample and in comparison to clinical patients with somatic symptom disorder (SSD)
Project Number
It is explored whether or not alexithymia occurs more often in patients with SSD, compared to the general population.
Longitudinal Type
Single Wave Study
Begin date
End date
L. de Vroege; C.M. van der Feltz-Cornelis
© 2021 CentERdata
Funding Organization
MESS Project

Datasets and documentation

View Documentation

Codebook in English
Codebook in Dutch

Data Files

English SPSS file
English STATA file


Variable name Variable Label Variable Type
nomem_encrNumber of the household member encryptedpreloaded
lo14a_mYear and month of the fieldwork periodconstructed
lo14a001I find it hard to put my feelings into words.directly measured
lo14a002Before I fall asleep, I often imagine all sorts of events, encounters and conversations.directly measured
lo14a003When I’m upset, I know whether I’m afraid or sad or angry.directly measured
lo14a004When something happens completely unexpectedly, I remain calm and cool.directly measured
lo14a005I don’t pay much attention to my emotions.directly measured
lo14a006I enjoy telling other people about my emotions.directly measured
lo14a007I don’t daydream or fantasize much.directly measured
lo14a008When I am tense, it remains unclear for me which emotional feeling causes that.directly measured
lo14a009When I see someone crying intensely, I remain unaffected.directly measured
lo14a010One should try to understand emotions.directly measured
lo14a011I find it hard to talk about my feelings even with a friend.directly measured
lo14a012I fantasize a lot.directly measured
lo14a013When things become too much for me, I usually understand why.directly measured
lo14a014I become emotional when friends of mine fight around me.directly measured
lo14a015When I don’t feel right, I’m not going to make myself feel worse by asking myself why I feel that way.directly measured
lo14a016When I want to say how bad I feel, it’s easy for me to find the words to express that.directly measured
lo14a017I’m not interested in fairy tales or bizarre stories.directly measured
lo14a018When I feel good, it remains unclear for me whether it’s because I’m light-hearted or delighted or happy.directly measured
lo14a019Emotions often just surface in me.directly measured
lo14a020When I don’t feel good, I try and find out why I feel that way.directly measured
lo14a021People often tell me I should talk about my feelings more.directly measured
lo14a022I rarely fantasize.directly measured
lo14a023I don’t know what goes on inside of me.directly measured
lo14a024Even when other people are extremely enthusiastic about something, I remain unaffected.directly measured
lo14a025There’s little to understand about emotions.directly measured
lo14a026When something has unsettled me, then I talk about my feelings with others.directly measured
lo14a027I like to think up fantastical stories.directly measured
lo14a028When I feel bad, then I know whether I’m afraid or gloomy or sad.directly measured
lo14a029Unexpected events often overwhelm me with emotions.directly measured
lo14a030I think that you should remain in touch with your feelings.directly measured
lo14a031I can express my feelings.directly measured
lo14a032I feel that fantasizing about unrealistic matters is a waste of time. directly measured
lo14a033When I’m a burden to myself, it remains unclear to me whether I’m sad or afraid or unhappy.directly measured
lo14a034I accept disappointment without any emotion.directly measured
lo14a035I find it strange that other people analyze their emotions so often.directly measured
lo14a036When I talk to people, I talk more about my daily activities than about my feelings.directly measured
lo14a037When I have little to do, then I daydream.directly measured
lo14a038When I am in a bright mood, I know it’s because I’m enthusiastic or cheerful or upbeat.directly measured
lo14a039When I see another person crying, I feel the sadness welling up in me.directly measured
lo14a040When I am tense, I want to know exactly where that feeling is coming from.directly measured
lo14a041The highest level of education I completed is:directly measured
lo14a042The type of education I have followed up until now is especially:directly measured
lo14a043Otherdirectly measured
lo14a044How would you describe your health in general?directly measured
lo14a045How would you rate your health in general now compared to a year ago?directly measured
lo14a046Strenuous exercise, such as running, lifting heavy objects, participating in a strenuous sportdirectly measured
lo14a047Moderate exercise, such as moving a table, vacuuming, swimming or cyclingdirectly measured
lo14a048Lifting or carrying groceriesdirectly measured
lo14a049Walking up a few flights of stairsdirectly measured
lo14a050Walking up one flight of stairsdirectly measured
lo14a051Bending, kneeling or squattingdirectly measured
lo14a052Walking more than a kilometerdirectly measured
lo14a053Walking a few hundred metersdirectly measured
lo14a054Walking approx. a hundred metersdirectly measured
lo14a055Washing or getting dresseddirectly measured
lo14a056You spent less time working or doing other activities directly measured
lo14a057You achieved less than you would likedirectly measured
lo14a058You were limited in the type of work or other activitiesdirectly measured
lo14a059You had difficulty performing your work or other activities (for example, it required extra effort from you)directly measured
lo14a060You spent less time working or other activitiesdirectly measured
lo14a061You achieved less than you would likedirectly measured
lo14a062You did not do your work or other activities as carefully as usualdirectly measured
lo14a063To what extent have your physical health or emotional problems limited you in your normal interactions with family, friends or neighbors, or during group activities in the past 4 weeks?directly measured
lo14a064How much physical pain have you experienced in the past 4 weeks?directly measured
lo14a065To what extent were you limited by pain in your normal work (work outside of the home as well as domestic chores) in the past 4 weeks?directly measured
lo14a066did you feel lively?directly measured
lo14a067were you very nervous?directly measured
lo14a068were you so down in the dumps that nothing could cheer you up?directly measured
lo14a069did you feel calm and satisfied?directly measured
lo14a070did you feel energetic?directly measured
lo14a071did you feel somber and gloomy?directly measured
lo14a072did you feel exhausted?directly measured
lo14a073were you a happy person?directly measured
lo14a074did you feel tired?directly measured
lo14a075How often did your physical health or emotional problems limit you during social activities (such as visiting friends and family, etc.) in the past 4 weeks?directly measured
lo14a076I seem to get sick a bit more easilydirectly measured
lo14a077I am just as healthy as other peopledirectly measured
lo14a078I expect that my health will deterioratedirectly measured
lo14a079My health is excellentdirectly measured
lo14a080Was it difficult to answer the questions?directly measured
lo14a081Were the questions sufficiently clear?directly measured
lo14a082Did the questionnaire get you thinking about things?directly measured
lo14a083Was it an interesting subject?directly measured
lo14a084Did you enjoy answering the questions?directly measured
lo14a085Starting date questionnaireconstructed
lo14a086Starting time questionnaireconstructed
lo14a087End date questionnaireconstructed
lo14a088End time questionnaireconstructed
lo14a089Duration in secondsderived


Questionnaire: Prevalence and relevant associations of alexithymia

The questionnaire was administered in Dutch.

Browse Prevalence and relevant associations of alexithymia

Response Information

Response Overview
Selected number of household members: 1,434 (100%)
Non-response: 335 (23.4%)
Response: 1,099 (76.6%)
Complete: 1,086 (75.7%)
Incomplete: 13 (0.9%)
Collection Events
07-07-2014 to 29-07-2014
Selection of 1434 respondents in the age 18 years and older
Collection Mode
internet survey
Fieldwork Note
A reminder was sent twice to non-respondents.


Short and long instructional manipulation checks: What do they measure? International Journal of Public Opinion Research, 32(4), 790–800; Morren, M., et al.