95 percent of U.S. schools conduct lockdown drills annually as part of emergency response plans¶
Claim · All claims
Evidence · 1 study · reviewr2·q2
Currency · newest study 2020 · not yet checked against its sources · not reviewed by a person · overdue for a recheck since 2025: baselines and conditions change
Subclaims¶
Reading the evidence codes
q is the design tier, i the impact, n the sample, and the kind with its r
the rigour judged within that kind: what each code means.
This claim: no standardized effect is recorded in observations/ for it yet, so no benchmark reading is possible.
q2 i? 95 percent of U.S. schools perform lockdown drills each year as part of their emergency response plans, with the number required varying by state. → Schildkraut 2020
Evidence¶
Schildkraut 2020¶
Schildkraut, J., Grogan, K., & Nabors, A. (2020). Should schools be conducting lockdown drills? WestEd. https://www.wested.org/resources/schools-lockdown-drills/
q2 · i? · review · r2
A research brief reporting national prevalence, citing Musu-Gillette et al. (2018): "95 percent of U.S. schools perform lockdown drills as part of their emergency response plans each year". The number of required drills varies by state; the brief gives New York's requirement of four annually as an example.
"Today, 95 percent of U.S. schools perform lockdown drills as part of their emergency response plans each year (Musu-Gillette et al., 2018), though the number required varies by state."
Discussion¶
Related Claims¶
- Lockdown training and drill participation improved students' knowledge and perceptions of preparedness without increasing anxiety, per the studies the brief reviews — related
- Behavioral skills training produced near-complete skill mastery of lockdown steps among young students, per studies the brief summarizes — related
- Crisis-response training such as lockdown and Run-Hide-Fight can save lives but does not prevent school shootings — related
- Research on SRO effectiveness does not address whether their presence deters mass shootings, though schools with police are more likely to have emergency plans and regular safety checks — related
- State school safety legislation most commonly addresses emergency management, followed by the existence and structure of SSSCs and threat assessment — related
Page metadata
| Field | Value |
|---|---|
type |
claim |
id |
95-percent-us-schools-conduct-lockdown-drills |
title |
95 percent of U.S. schools conduct lockdown drills annually as part of emergency response plans |
description |
95 percent of U.S. |
status |
review |
evidence_strength |
moderate |
newest_evidence |
2020 |
recheck_by |
2025 |
generated |
by process:wiki-ingest on 2026-10-09 |
trust |
unverified — no one has confirmed this page's content |
sources |
1 — schildkraut-2020 |
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