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Related Experiment Video

Updated: Jun 18, 2026

Non-invasive Assessments of Subjective and Objective Recovery Characteristics Following an Exhaustive Jump Protocol

Non-invasive Assessments of Subjective and Objective Recovery Characteristics Following an Exhaustive Jump Protocol

Published on: June 8, 2017

Data reliability from an instrumented vertical jump platform.

John F Caruso¹, Jeremy S Daily, Jessica R McLagan

¹Exercise and Sports Science Program, The University of Tulsa, Tulsa, Oklahoma, USA. john-caruso@utulsa.edu

Journal of Strength and Conditioning Research

|December 8, 2009

Summary

This summary is machine-generated.

A new instrumented platform reliably measures vertical jump height, offering a viable alternative to the traditional Vertec device. This technology provides coaches with additional performance data for athletes.

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Area of Science:

Biomechanics
Sports Science
Human Movement Analysis

Background:

The Vertec system is a standard for measuring vertical jump height but lacks data on performance mechanics.
Advancements in technology allow for more comprehensive jump analysis.
New equipment must demonstrate reliability against established methods like the Vertec for acceptance.

Purpose of the Study:

To compare the reliability of vertical jump height measurements from a novel instrumented platform against the Vertec system.
To validate a new device for assessing jump performance.

Main Methods:

105 subjects performed two jump trials with at least two days of rest between trials.
Subjects jumped on an instrumented platform placed under a Vertec device.
Four vertical jump height measurements were recorded: three from the platform (take-off, hang time, landing) and one from the Vertec.

Main Results:

Heights calculated from platform take-off data showed the highest reliability compared to Vertec measurements (Intraclass correlation coefficient = 0.90).
Other reliability metrics included a coefficient of variation of 17.3%, standard error of measurement of 0.9 cm, and smallest real difference of 3.7 cm.
Platform-derived jump heights from take-off were found to be a reliable alternative to Vertec measurements.

Conclusions:

Vertical jump height measurements derived from the instrumented platform's take-off data are a reliable alternative to the Vertec.
Coaches can utilize this platform to gather dependable vertical jump data and additional performance variables.
This technology can enhance the understanding of athlete performance during jumps.