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.
Chi square for correlations
| Index observation | Lymphocytes + | Lymphocytes – | Total |
|---|---|---|---|
| Perivascular | Perivascular | ||
| Metal particles + | 47 | 151 | 198 |
| Metal particles − | 40 | 262 | 302 |
| Total | 87 | 413 | 500 |
| p = 0.025 |
| Zirconium particles + | 34 | 149 | 183 |
| Zirconium particles − | 53 | 264 | 317 |
| Total | 87 | 413 | 500 |
| p = 0.28 |
| Diffuse | Diffuse | Total | |
|---|---|---|---|
| Metal particles + | 75 | 123 | 198 |
| Metal particles − | 76 | 226 | 302 |
| Total | 151 | 349 | 500 |
| p = 0.0025 |
| Zirconium particles + | 64 | 119 | 183 |
| Zirconium particles − | 87 | 230 | 317 |
| Total | 151 | 349 | 500 |
| p = 0.077 |
