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.
Bathroom scale validity and reliability data before being mailed to participants and after being returned from participants
| Pre | Post | |
|---|---|---|
| Validity: 15‐lb weight measurement | ||
| Mean (SD) (lbs) | 14.9 (0.1) | 15.0 (0.2) |
| Median (lbs) | 15.0 | 15.0 |
| Mode (lbs) | 15.0 | 15.0 |
| Min (lbs) | 14.2 | 14.4 |
| Max (lbs) | 15.6 | 16.0 |
| Reliability | ||
| Internal consistency (α) | 0.99 | 0.99 |
| Test‐retest (r) | 0.98 | 0.99 |
