Table 3.
R wave amplitude (upper limit of normal). Adapted from Saarel and colleagues8
| V1 (mm) | V6 (mm) | |
|---|---|---|
| Neonate | 23 | 19 |
| Infant | 25 | 31 |
| 1–5 yrs | 21 | 35 |
| 6–12 yrs | 17 | 37 |
| >12 yrs | 13 | 33 |
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.