| IMU | Inertial measurement unit |
| ROI | Region of interest |
| GCT | Gait cycle time |
| C | Cadence |
| ST | Stance phase |
| SW | Swing phase |
| DS | Double support phase |
| k | Number of gait cycles |
| TOr | Toe-off right |
| HSr | Heel-strike right |
| s | Steps |
| t | Time of walk |
| IDS | Initial double support |
| TDS | Terminal double support |
| TOl | Toe-off left |
| HSl | Heel-strike left |
| PB | Passing–Bablok |
| BA | Bland–Altman |
| std | Standard deviation |
| m | slope |
| q | intercept |