Claims

The later, shorter, inconsistent sleep health class shows later bedtimes, shorter sleep duration, less consistent routines, and higher pre-bedtime caffeine consumption than the earlier, longer, consistent class

Claim · All claims
Evidence · 1 study · associational r2 · q2
Currency · newest study 2022 · not yet checked against its sources · not reviewed by a person

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? Children in the later, shorter, inconsistent class had later weeknight sleep timing, shorter weeknight and weekend sleep duration, less consistency in sleep-related behaviors, and higher caffeine consumption within 3 hours of bedtime. → Turnbull Khara L. P. PhD; Mateus Deiby Mayaris Cubides; LoCasale-Crouch Jennifer PhD; Lewin Daniel S. Ph.D. 2022

Evidence

Turnbull Khara L. P. PhD; Mateus Deiby Mayaris Cubides; LoCasale-Crouch Jennifer PhD; Lewin Daniel S. Ph.D. 2022

Turnbull Khara L. P. PhD; Mateus Deiby Mayaris Cubides; LoCasale-Crouch Jennifer PhD; Lewin Daniel S. Ph.D., D.ABSM; CBSM; Williford Amanda P. PhD. (2022). Sleep Patterns and School Readiness of Pre-Kindergarteners from Racially/Ethnically Diverse, Low-Income Backgrounds: A Secondary Data Analysis. The Journal of Pediatrics. https://www.ncbi.nlm.nih.gov/pmc/articles/PMC10621568/

q2 · i? · associational · r2

Latent class analysis findings describing Class 2 (13% of the sample), contrasted with Class 1 in Table 1 and Figure 1 item means. The article states this class is "characterized by later weeknight sleep timing, shorter weeknight and weekend night sleep duration, less consistency in sleep-related behaviors, and higher caffeine consumption within 3 hours of bedtime."

"This class is characterized by later weeknight sleep timing, shorter weeknight and weekend night sleep duration, less consistency in sleep-related behaviors, and higher caffeine consumption within 3 hours of bedtime."

Discussion

Page metadata
Field Value
type claim
id later-shorter-inconsistent-class-profile
title The later, shorter, inconsistent sleep health class shows later bedtimes, shorter sleep duration, less consistent routines, and higher pre-bedtime caffeine consumption than the earlier, longer, consistent class
description The later, shorter, inconsistent sleep health class shows later bedtimes, shorter sleep duration, less consistent routines, and higher pre-bedtime caffeine consumption than the earlier, longer, consistent class
status review
evidence_strength moderate
newest_evidence 2022
generated by process:wiki-ingest on 2026-10-17
trust unverified — no one has confirmed this page's content
sources 1 — turnbull-khara-l-p-phd-mateus-deiby-mayaris-cubides-locasale-crouch-jennifer-phd-lewin-daniel-s-phd-2022

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