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.
Difference in the efficacy of sequential empirical three-step therapy between tertiary and secondary care clinics.
| Tertiary care clinic | Secondary care clinics | χ2 value | p-value | |
|---|---|---|---|---|
| First step (n, %) | 60, 38.7 | 96, 49.7 | 4.230 | 0.040 |
| Second step (n, %) | 50, 32.3 | 60, 31.1 | 0.054 | 0.816 |
| Third step (n, %) | 31, 20.0 | 8, 4.1 | 21.716 | 0.001 |
