Psychometric properties for instruments used to measure core outcomes for provoked vestibulodynia: a systematic review
Notice bibliographique
Résumé
BACKGROUND: The inconsistency in outcome measures used in clinical trials for provoked vestibulodynia (PVD) makes it difficult to compare the effects of different interventions. In a previous study, we developed a core outcome set (COS) for PVD intervention studies, which determined what to measure. AIM: To establish how to measure the COS, this systematic review presents the evidence base regarding the measurement properties of instruments for the COS. METHODS: The systematic review followed the COnsensus-based Standards for the selection of health Measurement Instruments (COSMIN) guidelines and the Cochrane Handbook. A comprehensive search was conducted in PubMed, PsycInfo, and Embase. OUTCOMES: Content validity for the outcomes was assessed using COSMIN guidelines and the methodological quality of studies, and quality of measurement properties were evaluated using the COSMIN checklist and criteria. The synthesized evidence was graded with the modified grading of recommendations, assessment, development, and evaluation approach. RESULTS: No instrument showed high quality evidence for all measurement properties. Most development studies for the instruments were insufficient due to lack of patient involvement, and content validity was only investigated in the PVD population for one of the instruments assessed. Content validity was therefore largely based on expert opinion. No studies presented results for the structural validity or responsiveness of any of the instruments. For other measurement properties, aspects of construct validity (hypothesis testing) and reliability (including internal consistency) were the most studied. CLINICAL IMPLICATIONS: We established how to measure the COS for PVD, which will be useful for clinical trials. STRENGTHS AND LIMITATIONS: Strengths included the multidisciplinary team and the rigorous methodology. Limitations included overall lack of evidence of content validity for the instruments. CONCLUSION: Based on limited evidence and expert opinion, the following instruments are the most promising for the PVD COS: Insertional pain (sexual), 11-point numerical rating scale (NRS) with specific question/anchors, Insertional pain (non-sexual), Tampon test, and 11-point NRS; Provoked pain by pressure/contact, Vulvalgesiometer; Pain related interference on one's life, the Activity Engagement subscale of the Chronic Pain Acceptance Questionnaire; Pain related interference on sexual life, the Sexual Function Interference subscale of the Vulvar Pain Assessment Questionnaire; Sexual function, Female Sexual Function Index, excluding pain subscale; Pain anxiety, Pain Anxiety Symptom Scale, or the Pain Catastrophizing Scale. No recommendations can be made for Pelvic floor function at this time. Future research is needed to establish strong measurement properties of instruments for the COS.
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Comment cette classification a été obtenuedéplier
Prédiction distillée sur la base complète
Imitation des enseignantsNi prévalence calibrée, ni vérité terrain. Validation humaine à venir. Apprise à partir de 10 348 étiquettes directes de Codex et de 10 348 étiquettes directes de Gemma. Le mode candidate est l'union des têtes enseignantes seuillées; le consensus est leur intersection. Ces sorties portent le statut machine_predicted_unvalidated et ne sont ni des étiquettes humaines ni des étiquettes directes de modèles de pointe.
Scores Codex et Gemma par catégorie
| Catégorie | Codex | Gemma |
|---|---|---|
| Métarecherche | 0,004 | 0,024 |
| Méta-épidémiologie (sens strict) | 0,001 | 0,000 |
| Méta-épidémiologie (sens large) | 0,007 | 0,000 |
| Bibliométrie | 0,001 | 0,002 |
| Études des sciences et des technologies | 0,000 | 0,000 |
| Communication savante | 0,000 | 0,000 |
| Science ouverte | 0,000 | 0,000 |
| Intégrité de la recherche | 0,000 | 0,001 |
| Charge utile insuffisante (le modèle a refusé de juger) | 0,000 | 0,000 |
Scores machine (provisoires)
Les deux têtes enseignantes du modèle étudiant, lues sur ce travail. Un score ordonne la base pour la relecture; il n'affirme jamais une catégorie, et le statut de validation accompagne chaque rangée tel quel.
Scores de référence d'un modèle non mature (critères de maturité non atteints, 7 itérations). Un score ordonne; il n'affirme jamais une catégorie.
score_only:v0-immature-baseline · tel quel depuis la passe de notation : score_only signifie que le nombre peut ordonner les travaux, et qu'aucune étiquette de catégorie n'en découleClassification
machine, non validéePrédiction automatique; un appel candidat d’une seule tête enseignante, pas un consensus.
Le détail, modèle par modèle et score par score, se trouve en fin de page sous « Comment cette classification a été obtenue ».