Differences in Abortion Use by Sexual Orientation in 3 National Cohorts
Notice bibliographique
Résumé
Importance: Sexual minority individuals have less access to high-quality reproductive health care-including contraceptive care-and have higher rates of unintended pregnancies than their heterosexual peers. Little is known about differences in abortion use by sexual orientation. Objective: To quantify differences in abortion use by sexual orientation. Design, Setting, and Participants: This study using data from 3 North American cohorts included pregnancies between 1959 and 2024. Nurses' Health Study II (NHS2) is a cohort of female nurses in the US, Growing Up Today Study (GUTS) is a cohort of NHS2's offspring, and Nurses' Health Study 3 (NHS3) is a cohort of nurses and nursing students in the US and Canada. Exposure: Sexual orientation (completely heterosexual, heterosexual with same-sex experience, mostly heterosexual, bisexual, and lesbian or gay). Main Outcome and Measure: Participant-reported pregnancy outcome (induced abortion vs any other pregnancy outcome). Results: Of a total of 235 948 pregnancies (with nonmissing pregnancy outcome data) across 85 640 participants, 211 095 pregnancies (89.5%) were to completely heterosexual participants, and 24 853 (10.5%) were to sexual minority participants. In GUTS and NHS3, there were a higher percentage of pregnancies to sexual minority participants (1546 [17.7%] and 7425 [19.7%], respectively) than in NHS2 (15 882 [8.4%]). In the cohorts combined, 20 243 pregnancies (8.6%) ended with an induced abortion. Compared with pregnancies to completely heterosexual participants, those to sexual minority participants were more likely to end with an induced abortion (risk ratio [RR], 1.93 [95% CI, 1.85-2.02]). Among sexual minority subgroups, heterosexual with same-sex experience (RR, 1.56 [95% CI, 1.47-1.66]), mostly heterosexual (RR, 2.15 [95% CI, 2.03-2.29]), bisexual (RR, 2.84 [95% CI, 2.49-3.23]), and lesbian or gay participants (RR, 2.52 [95% CI, 2.14-2.95]) had higher abortion use. Conclusions and Relevance: In this study using data from retrospectively reported pregnancies from 3 longitudinal cohorts, all sexual minority groups had increased abortion use compared with completely heterosexual participants, and abortion use was heterogeneous; given the higher use of abortion among sexual minority populations, they are more likely to be disproportionately impacted by the narrowing of abortion access in the US after the Supreme Court Dobbs decision. Future research is needed to understand the pathways that contribute to the unique abortion care needs of sexual minority individuals, in order to provide adequate support for abortion seekers.
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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 | 0,001 | 0,000 |
| Méta-épidémiologie (sens strict) | 0,000 | 0,000 |
| Méta-épidémiologie (sens large) | 0,000 | 0,000 |
| Bibliométrie | 0,000 | 0,001 |
| 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 | 0,000 |
| 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 ».