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Psychometric properties and qualitative evaluation of a Swedish translation of the New Sexual Satisfaction Scale–Short (NSSS-S)

Klysing, Amanda LU ; Steij Stålbrand, Ingela LU orcid ; del Carmen Sánchez Sánchez, Laura and Lundberg, Tove LU orcid (2025) In PLoS ONE 20(8).
Abstract
Objectives
Sexual satisfaction is a crucial part of sexual health and is positively related to well-being and quality of life. However, there are at present no composite measures of sexual satisfaction available in Swedish. The New Sexual Satisfaction Scale – Short form (NSSS-S) is a measure of sexual satisfaction that has been validated in multiple languages, and the aim of the present study is to evaluate the psychometric properties and intelligibility of a Swedish version of the NSSS-S.

Methods
A convenience sample (N = 479) responded to an online survey including the Swedish NSSS-S and a single-item measure of sexual satisfaction. Qualitative evaluation of the translation was done within 20 semi-structured interviews... (More)
Objectives
Sexual satisfaction is a crucial part of sexual health and is positively related to well-being and quality of life. However, there are at present no composite measures of sexual satisfaction available in Swedish. The New Sexual Satisfaction Scale – Short form (NSSS-S) is a measure of sexual satisfaction that has been validated in multiple languages, and the aim of the present study is to evaluate the psychometric properties and intelligibility of a Swedish version of the NSSS-S.

Methods
A convenience sample (N = 479) responded to an online survey including the Swedish NSSS-S and a single-item measure of sexual satisfaction. Qualitative evaluation of the translation was done within 20 semi-structured interviews where respondents gave open answers to the NSSS-S items.

Results
Results showed that a two-factor solution, matching the subscales Ego-Centred and Partner/Activity-Centred sexual satisfaction, showed good to acceptable fit to the data. However, removal of the item “Partner’s ability to orgasm” increased model fit significantly. Internal reliability for the full scale was high and NSSS-S scores correlated strongly with the single-item measure of sexual satisfaction. Qualitative evaluation showed no issues with comprehension of the translated items or with the semantic and cultural validity of the translated measure, but revealed additional aspects of measuring sexual satisfaction not captured by a scale such as the NSSS-S.

Conclusions
The Swedish NSSS-S displayed the expected bi-dimensional factor structure, high convergent validity in relation to the other available measure of sexual satisfaction and can be used with both partnered and single respondents. Qualitative evaluation indicated that the NSSS-S is generally seen to capture important elements of measuring sexual satisfaction but that it may not adequately capture experiences of situational and temporal variability in sexual satisfaction. The Swedish NSSS-S thus showed comparable psychometric and semantic properties to the original version and can be used to measure sexual satisfaction in a Swedish speaking population. (Less)
Abstract (Swedish)
Objectives
Sexual satisfaction is a crucial part of sexual health and is positively related to well-being and quality of life. However, there are at present no composite measures of sexual satisfaction available in Swedish. The New Sexual Satisfaction Scale – Short form (NSSS-S) is a measure of sexual satisfaction that has been validated in multiple languages, and the aim of the present study is to evaluate the psychometric properties and intelligibility of a Swedish version of the NSSS-S.

Methods
A convenience sample (N = 479) responded to an online survey including the Swedish NSSS-S and a single-item measure of sexual satisfaction. Qualitative evaluation of the translation was done within 20 semi-structured interviews... (More)
Objectives
Sexual satisfaction is a crucial part of sexual health and is positively related to well-being and quality of life. However, there are at present no composite measures of sexual satisfaction available in Swedish. The New Sexual Satisfaction Scale – Short form (NSSS-S) is a measure of sexual satisfaction that has been validated in multiple languages, and the aim of the present study is to evaluate the psychometric properties and intelligibility of a Swedish version of the NSSS-S.

Methods
A convenience sample (N = 479) responded to an online survey including the Swedish NSSS-S and a single-item measure of sexual satisfaction. Qualitative evaluation of the translation was done within 20 semi-structured interviews where respondents gave open answers to the NSSS-S items.

Results
Results showed that a two-factor solution, matching the subscales Ego-Centred and Partner/Activity-Centred sexual satisfaction, showed good to acceptable fit to the data. However, removal of the item “Partner’s ability to orgasm” increased model fit significantly. Internal reliability for the full scale was high and NSSS-S scores correlated strongly with the single-item measure of sexual satisfaction. Qualitative evaluation showed no issues with comprehension of the translated items or with the semantic and cultural validity of the translated measure, but revealed additional aspects of measuring sexual satisfaction not captured by a scale such as the NSSS-S.

Conclusions
The Swedish NSSS-S displayed the expected bi-dimensional factor structure, high convergent validity in relation to the other available measure of sexual satisfaction and can be used with both partnered and single respondents. Qualitative evaluation indicated that the NSSS-S is generally seen to capture important elements of measuring sexual satisfaction but that it may not adequately capture experiences of situational and temporal variability in sexual satisfaction. The Swedish NSSS-S thus showed comparable psychometric and semantic properties to the original version and can be used to measure sexual satisfaction in a Swedish speaking population. (Less)
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author
; ; and
organization
publishing date
type
Contribution to journal
publication status
published
subject
keywords
sexual satisfaction, Swedish validation, psychometrics, sexual health
in
PLoS ONE
volume
20
issue
8
article number
e0330353
pages
19 pages
publisher
Public Library of Science (PLoS)
external identifiers
  • pmid:40853957
ISSN
1932-6203
DOI
10.1371/journal.pone.0330353
project
Comparing Sexual Satisfaction in Spain and Sweden
För en god och jämlik sexuell hälsa: En explorativ och tvärkulturell undersökning av strukturella och individuella faktorer som påverkar sexuell tillfredsställelse
language
English
LU publication?
yes
id
ce1b456c-bed7-4839-b36e-8715d78d5b7a
date added to LUP
2025-08-26 09:33:05
date last changed
2025-08-27 10:02:26
@article{ce1b456c-bed7-4839-b36e-8715d78d5b7a,
  abstract     = {{Objectives<br/>Sexual satisfaction is a crucial part of sexual health and is positively related to well-being and quality of life. However, there are at present no composite measures of sexual satisfaction available in Swedish. The New Sexual Satisfaction Scale – Short form (NSSS-S) is a measure of sexual satisfaction that has been validated in multiple languages, and the aim of the present study is to evaluate the psychometric properties and intelligibility of a Swedish version of the NSSS-S.<br/><br/>Methods<br/>A convenience sample (N = 479) responded to an online survey including the Swedish NSSS-S and a single-item measure of sexual satisfaction. Qualitative evaluation of the translation was done within 20 semi-structured interviews where respondents gave open answers to the NSSS-S items.<br/><br/>Results<br/>Results showed that a two-factor solution, matching the subscales Ego-Centred and Partner/Activity-Centred sexual satisfaction, showed good to acceptable fit to the data. However, removal of the item “Partner’s ability to orgasm” increased model fit significantly. Internal reliability for the full scale was high and NSSS-S scores correlated strongly with the single-item measure of sexual satisfaction. Qualitative evaluation showed no issues with comprehension of the translated items or with the semantic and cultural validity of the translated measure, but revealed additional aspects of measuring sexual satisfaction not captured by a scale such as the NSSS-S.<br/><br/>Conclusions<br/>The Swedish NSSS-S displayed the expected bi-dimensional factor structure, high convergent validity in relation to the other available measure of sexual satisfaction and can be used with both partnered and single respondents. Qualitative evaluation indicated that the NSSS-S is generally seen to capture important elements of measuring sexual satisfaction but that it may not adequately capture experiences of situational and temporal variability in sexual satisfaction. The Swedish NSSS-S thus showed comparable psychometric and semantic properties to the original version and can be used to measure sexual satisfaction in a Swedish speaking population.}},
  author       = {{Klysing, Amanda and Steij Stålbrand, Ingela and del Carmen Sánchez Sánchez, Laura and Lundberg, Tove}},
  issn         = {{1932-6203}},
  keywords     = {{sexual satisfaction; Swedish validation; psychometrics; sexual health}},
  language     = {{eng}},
  month        = {{08}},
  number       = {{8}},
  publisher    = {{Public Library of Science (PLoS)}},
  series       = {{PLoS ONE}},
  title        = {{Psychometric properties and qualitative evaluation of a Swedish translation of the New Sexual Satisfaction Scale–Short (NSSS-S)}},
  url          = {{http://dx.doi.org/10.1371/journal.pone.0330353}},
  doi          = {{10.1371/journal.pone.0330353}},
  volume       = {{20}},
  year         = {{2025}},
}