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.
| B-category/Needle | B3 (n = 72) | Underestimation rate | B5a(n = 101) | Underestimation rate | Total underestimation |
|---|---|---|---|---|---|
| 8G | 10 | 2 (20%) | 28 | 3(10.7%) | 5/38 (13.1%) |
| 10G | 10 | 3 (30%) | 49 | 8 (16.3%) | 11/59 (18.6%) |
| 14G | 52 | 7(13.4%) | 24 | 9 (37.5%) | 16/76 (21%) |
