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.
Number (%) of providers with inclusion, attrition, and combined bias beyond set limits
| Biasa | Absolute bias | ||
|---|---|---|---|
| Criterion | ≤−.50 | ≥.50 | ≥.50 |
| Inclusion | 1 (0.7) | 0 (0.0) | 1 (0.7) |
| Attrition | 13 (9.6) | 17 (12.6) | 30 (22.2) |
| Combined | 13 (9.6) | 16 (11.9) | 29 (21.5) |
Bias calculated as ΔT minus ΔTweighted, ΔT imputed, or ΔT combined; positive bias implies overstated results.
