| OEP | Optoelectronic Plethysmography |
| CM | Conventional Method |
| ISM | Interpolated Surface Method |
| PBM | Prism-Based Method |
| TV | Tidal Volume |
| VC | Vital Capacity |
| B&A | Bland and Altman |
| ICC | Intra-class correlation |
| OEP | Optoelectronic Plethysmography |
| CM | Conventional Method |
| ISM | Interpolated Surface Method |
| PBM | Prism-Based Method |
| TV | Tidal Volume |
| VC | Vital Capacity |
| B&A | Bland and Altman |
| ICC | Intra-class correlation |