| around the patient | 2 | location |
| surgeon → be → sterile | 8 |
| surgeon → maintain → sterile environment | 4 |
| surgeon → remain → sterile | 3 |
| negative | neutral | positive |
| 0.270 | 0.484 | 0.245 |
| Raw frequency | 15 |
| Normalized frequency | 0.248 |
| Modifier score | 0.900 |
| Perplexity | 127.843 |