> ## Documentation Index
> Fetch the complete documentation index at: https://docs.uplift.ai/llms.txt
> Use this file to discover all available pages before exploring further.

# Pelvis Sway Range

> Range of lateral pelvis displacement between Address and Impact, reported alongside the Sway flag.

## Technical Details

* **Variable Type:** Discrete Metric
* **Data Type:** Float
* **Units:** m
* **Column Name:** `pelvis_sway_range`
* **Aggregation:** mean
* **Precision:** 2
* **Optimal Direction:** Lower is better
* **Measurement:** Max pelvis X position − min pelvis X position, between P1 Address and P7 Impact

## Description

Pelvis Sway Range reports the total lateral range of pelvis motion between Address and Impact, providing magnitude context for the [Sway](/biomechanics/activities/golf/swing/flags/sway) movement flag.

## Use Cases

* Sway magnitude context
* Lower body stability analysis