Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
Attributes of data used in this study.
| Age group (years) | No. of recordings | Sampling rate (sps) | Quantization depth (bits) | Audio bit rate (kbps) | Audio format | Other parameters measured | |
|---|---|---|---|---|---|---|---|
| Healthy | 25–45 | 84 | 16000 | 16 | 256 | .wav | Heart rate, SpO2 |
| COVID+ | 32–57 | 22 |
