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Grand RoundsWeekly Evidence Brief

Nuclear Medicine

Edition
Latest

30-Second Takeaway

  • Observed shared decision-making remains modest by OPTION metrics despite postintervention improvements.
  • An EMR-integrated risk tool identified substantial unmet need for genetic counseling (**28.5%** met criteria).

Latest - Week ending May 2, 2026

Five recent trials and analyses with immediate relevance to clinical practice and trial interpretation

OPTION-12/5 scores show small absolute SDM improvement and wide heterogeneity

BMJ EVIDENCE-BASED MEDICINEApr 25, 2026

This meta-analysis of 174 studies (nearly 20,000 encounters) found baseline observer SDM scores were low: OPTION-12 mean 25.1 and OPTION-5 mean 31.8. Postintervention OPTION scores were higher (OPTION-12 38.4, OPTION-5 47.7), but heterogeneity remained very high. Multivariable analyses found clinical setting predicted OPTION-12 and consultation duration predicted OPTION-5. Clinicians and researchers should interpret modest score changes cautiously and consider contextual measurement limits.

Proposal for consensus framework to report protocol and SAP modifications

BMC MEDICINEApr 25, 2026

Authors argue that inconsistent reporting of protocol and statistical analysis plan modifications hampers appraisal of RCT trustworthiness. They propose a Delphi-informed, consensus-based framework to document what changed, when, and why. Standardized change logs would let reviewers and clinicians assess potential bias from postrandomization or data-driven changes. Until adoption, scrutinize trial documents for dispersed change information and question unexplained modifications.

One-strength accelerated HDM SCIT as safe and tolerable as standard regimen

FRONTIERS IN IMMUNOLOGYApr 27, 2026

In a multicenter RCT of 211 Chinese adolescents and adults, systemic adverse reactions were similar between One-strength (7.4%) and Standard (8.7%) SCIT. Most reactions were local and WAO grade 1–2; no grade ≥3 events occurred. Tolerability ratings favored the One-strength regimen (approximately 84% good/very good vs 70% for standard). Apply to adolescents and adults receiving HDM SCIT in similar clinical settings, noting limited generalizability outside China.

References

Numbered in order of appearance. Click any reference to view details.

Additional Reads

Optional additional studies from this edition.

Edition context

Clinical signal

  • When using OPTION scores, account for setting and consultation length as score drivers.
  • Request clear, timestamped protocol and SAP change logs when appraising RCT credibility.
  • For dyadic supportive interventions, monitor functional capacity (6MWT) and QoL for objective benefit.