The percentage of students in the targeted Harlem Fitness Zone was significantly greater after two and three years of participation than at baseline¶
Claim · All claims
Evidence · 1 study · causalr1·q2
Currency · newest study 2018 · checked against its sources 2026-10-08 (automated, 1 of 1 entry) · 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? The percentage of students in the targeted Harlem Fitness Zone (HFZ) after two and three years of participation was significantly greater than at baseline. → Martha Bleeker 2018
Evidence¶
Martha Bleeker 2018¶
Martha Bleeker, James Mabli, Mary Kay Fox, Betina Jean-Louis, Marlene Fox. (2018). The Impact of Healthy Harlem on Student Fitness Outcomes after Two and Three Years. Princeton, NJ: Mathematica Policy Research. https://www.mathematica.org/publications/the-impact-of-healthy-harlem-on-student-fitness-outcomes-after-two-and-three-years
q2 · i? · causal · r1
Key finding from the Healthy Harlem evaluation brief comparing the share of students in the targeted Harlem Fitness Zone after two and three years of participation against the baseline year; the increase is reported as statistically significant, with no effect size printed.
"The percentage of students in the targeted Harlem Fitness Zone (HFZ) after two and three years of participation was significantly greater than at baseline."
Discussion¶
Learner Variables¶
- Physical Well-Being — outcome: instruction changes it
Related Claims¶
- Healthy Harlem generally increased students' fitness levels, with variation by gender — related
- Overweight or obese students who participated in Get Fit and Prevention had large and statistically significant increases in PACER laps two and three years later — related
- Increases in the percentage of students in the Harlem Fitness Zone were generally larger for boys than for girls — related
- Healthy Harlem had some positive impacts on other measures of student self-efficacy and social support — related
- Healthy Harlem increased students' nutrition knowledge and physical-activity self-efficacy, with gains sustained over three years — related
Page metadata
| Field | Value |
|---|---|
type |
claim |
id |
healthy-harlem-hfz-percentage-greater-than-baseline |
title |
The percentage of students in the targeted Harlem Fitness Zone was significantly greater after two and three years of participation than at baseline |
description |
The percentage of students in the targeted Harlem Fitness Zone was significantly greater after two and three years of participation than at baseline |
status |
review |
evidence_strength |
moderate |
newest_evidence |
2018 |
source_checked |
2026-10-08 |
generated |
by process:wiki-ingest on 2026-10-08 |
trust |
unverified — no one has confirmed this page's content |
sources |
1 — martha-bleeker-2018 |
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