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.
| Time points for regression of sensory block | Group M | Group F | P-value |
| At T12 | 205.3±6 min | 184.83±6 min | <0.001 |
| At L1 | 227.96±6 min | 213.1±6 min | |
| 2 segment regression from T12 to L1 | 22.66±6 min | 28.27±6 min |
