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Record W4408140317 · doi:10.1093/sexmed/qfaf010

Analysis of the psychometric evidence of the Female Sexual Function Index (FSFI) & measurement invariance across relationship status & age generations in a Chilean sample

2025· article· en· W4408140317 on OpenAlex

Why this work is in the frame

A frame that forgets how it found something cannot be audited. These are the routes that admitted this work.

affAt least one author lists a Canadian institution in the pinned OpenAlex snapshot.

Bibliographic record

VenueSexual Medicine · 2025
Typearticle
Languageen
FieldMedicine
TopicSexual function and dysfunction studies
Canadian institutionsUniversité du Québec à Montréal
Fundersnot available
KeywordsMeasurement invariancePsychologyClinical psychologyIndex (typography)Sample (material)Developmental psychologyDemographyMedicineConfirmatory factor analysisStructural equation modelingStatisticsMathematicsPhysics

Abstract

fetched live from OpenAlex

Background: Inconsistencies in the Female Sexual Function Index (FSFI) factor structure and current research and clinical guidelines highlight the need for continued exploration of its psychometric evidence. Furthermore, only one study has assessed its measurement invariance (MI), while the only FSFI psychometric study conducted in Chile lacks quality and representativity. Aim: Therefore, this study aimed to evaluate the psychometric properties of the FSFI (ie, structural and convergent validity, and reliability) in a Chilean sample of women, while also examining MI across relationship status and age groups. Method: = 10) was derived from a broader Chilean study (Chilean National Sex and Sexuality Study). We used a confirmatory factor analysis to determine its structural validity, sexual satisfaction (SS) dimensions to establish its convergent validity, and Cronbach's alpha and McDonald's omega to assess the reliability of its scores. Outcomes: Measures of goodness-of-fit. Results: Confirmatory factor analysis supported a six-factor structure. Internal consistency indices for all FSFI dimensions ranged from good to excellent. MI was achieved across socio-demographic variables at the factor covariance level. Convergent validity indicated modest-to-moderate effects in satisfaction differences based on relationship status. Among other findings, Chilean women in a relationship had significantly higher satisfaction with their sexual communication and compatibility than those who were single, which is consistent with previous findings. Meanwhile, women at risk of experiencing sexual problems scored significantly lower across all SS dimensions than those not at risk. Clinical Implications: This study provides evidence that the FSFI is a valid, reliable, and invariant tool for the clinical practice in the sexual health of Spanish-speaking Latino Americans, especially that of Chilean women's sexual function (SF) and problems. Strengths & Limitations: This study provided a comprehensive analysis of the FSFI's psychometric validity evidence, demonstrating its reliability and validity across diverse Chilean women while also offering its first assessment of MI and confirming its suitability for clinical and research use in Spanish-speaking Latino women. Conversely, this study's main caveat lies in having a predominantly younger, cisgender, and heterosexual sample. Conclusion: Nevertheless, this study's findings support the FSFI as a valuable research tool for female SF and well-being, particularly within the Chilean population. This study significantly expands the applicability of the FSFI and underscores its MI across sociodemographic factors, as well as its applicability in the Spanish-speaking Latino-American sociodemographic context, particularly the Chilean one.

Fetched live from OpenAlex and de-inverted. Abstracts are not stored in this database: the inverted indexes are 8.6 GB of the frame’s 9.3 GB of text, and the host has 13 GB free.

Full frame distilled prediction

Teacher imitation

Not calibrated prevalence, not ground truth. Human validation pending. Learned from the 10,348 direct Codex labels and 10,348 direct Gemma labels. Candidate is the union of thresholded teacher heads; consensus is their intersection. These outputs are machine_predicted_unvalidated and are not human labels or direct frontier model labels.

metaresearch head score (Codex)0.002
metaresearch head score (Gemma)0.012
Version: codex-gemma-dda1882f352aValidation status: machine_predicted_unvalidated
Candidate categoriesMetaresearch
Consensus categoriesnone
DomainCandidate signal: none · Consensus signal: none
Study designCandidate signal: Observational · Consensus signal: Observational
GenreCandidate signal: Empirical · Consensus signal: Empirical
Teacher disagreement score0.033
Threshold uncertainty score0.996

Codex and Gemma teacher scores by category

CategoryCodexGemma
Metaresearch0.0020.012
Meta-epidemiology (narrow)0.0000.000
Meta-epidemiology (broad)0.0010.000
Bibliometrics0.0010.011
Science and technology studies0.0000.000
Scholarly communication0.0000.000
Open science0.0000.000
Research integrity0.0000.000
Insufficient payload (model declined to judge)0.0000.000

Machine scores (provisional)

The two teacher heads of the student model, read on this work. A score orders the frame for review; it never asserts a category, and the validation status ships verbatim with every row.

Baseline scores from an immature model (maturity gate not passed, 7 training rounds). Scores rank; they never assert a category.

Opus teacher head0.219
GPT teacher head0.395
Teacher spread0.176 · how far apart the two teachers sit on this one work
Validation statusscore_only:v0-immature-baseline · verbatim from the scoring run: score_only means the number may rank works, and no category label ships from it