Central finding #
Paper (Results): “…no children received hospital care. Of the 64 reports of medical care sought, 37 had additional information available; parents or guardians of 35 children reported that seeking care was unrelated to vaccination.”
Paper (Abstract): “There were no reports of myocarditis or death after bivalent booster vaccination.” “…serious adverse events are rare.” “Preliminary safety findings… are reassuring.”
The MMWR’s pitch is familiar reactogenicity, almost no acute care, zero week-1 hospitalizations, medical care mostly waved off as “unrelated,” VAERS with no myocarditis or death, and a closing line that serious events are rare and findings are reassuring.
Compared to the v-safe dataset (~3,397 reconstructed; paper 3,259), the week-1 hospitalization zero
holds. The under-reporting is elsewhere: soft “unrelated” medical-care framing beside ~20/54
Unsuccessful call-center outcomes; post-boost Chest pain 9, Dyspnoea 4,
Seizure 2, Angina pectoris 1 unpublished next to “no myocarditis”; and later
Hospitalization checkboxes (including seizure-coded care) with no Hospitalisation preferred term.
Full write-up: vsafe-analysis/mmwr/mm7202a5/anomalies_report.md.
A. “No children received hospital care” — week 1 vs later #
Paper (Results / Table 2): Hospitalization = 0; prose: “no children received hospital care.”
Day-0–7 Hospitalization checkbox registrants under reconstruction: 0 (matches Table 2).
After day 7, at least three registrants later checked Hospitalization—including
3TZ-12549-33451 (day 91) coded Seizure; Emergency care—all with
hosp_pt_present = N.
Why this matters: Table 2’s zero is a week-1 statistic. The absolute “no hospital care” sentence is easy to overread. Later hospital checkboxes show the stream was not empty of hospital-level care after week 1.
B. Medical care waved off as “unrelated” #
Paper (Results): Of 37 medical-care reports with more information, 35 said seeking care was unrelated to vaccination.
Among week-1 medical-care reporters with a call-center outcome: about Successful 34 / Unsuccessful 20. More than one in three care-seeking follow-ups never closed successfully. Week-1 ER matches the paper’s four cases; two of four are Unsuccessful in GDIT.
C. Chest pain, dyspnea, seizure, angina — unpublished #
Paper (Abstract): “There were no reports of myocarditis or death after bivalent booster vaccination.” “…serious adverse events are rare.” Findings are “reassuring.”
Post-boost MedDRA (preferred-term date on/after the booster): Chest pain 9, Dyspnoea 4, Seizure 2, Angina pectoris 1 (“Heart aching a bit and beating fast”), Unevaluable event 26. No post-boost Myocarditis / Death / Hospitalisation PT.
Why this matters: “No myocarditis” and “SAEs rare” are memorable. Leaving chest-pain, dyspnea, angina, and seizure coding—and matching free text—off the v-safe Results page understates what parents typed and what coders already labeled beside that reassurance.
Post-boost chest / dyspnea / seizure / angina MedDRA.
Serious free-text narratives (post-boost).
D. Deaths / myocarditis in v-safe — none under post-boost coding #
No post-boost MedDRA Death, Myocarditis, or Pericarditis through mid-February 2023. That aligns with the paper’s VAERS “no myocarditis or death” line as far as v-safe coding goes. The gaps are soft medical-care framing, unpublished cardiac/seizure free text, and later hospital checkboxes.
Summary #
- Soft framing: 35/37 “unrelated” medical care beside ~20/54 Unsuccessful GDIT
- Reporting gap: Chest pain 9 / Dyspnoea 4 / Seizure 2 / Angina 1 unpublished next to “no myocarditis” / “reassuring”
- Later care: ≥3 post–week-1 Hospitalization checkboxes (incl. Seizure-coded); no Hospitalisation PT
- OK: week-1 Hospitalization = 0; no post-boost Death/Myocarditis PT; N roughly matches
Bottom line: Compared to the v-safe dataset, this brief gets week-1 reactogenicity and the week-1 hospital zero roughly right—but sells medical care as almost entirely “unrelated,” leaves chest-pain / seizure coding off the v-safe Results page beside a “no myocarditis / SAEs rare / reassuring” message, and lets an absolute “no hospital care” sentence sit next to later hospital checkboxes that were never given a Hospitalisation preferred term.