TABLE 1.
Comparison Between Institutions With High- and low-Positive Cytology Rate
| Positivity Rate | P | ||
|---|---|---|---|
| Low (n = 30) | High (n = 31) | ||
| Number of collection sites | |||
| 1 | 12 (40) | 9 (29) | 0.426 |
| 2 | 18 (60) | 22 (71) | |
| Saline volume (mL) | |||
| ≤50 | 11 (37) | 19 (61) | 0.074 |
| >50 | 19 (63) | 12 (39) | |
| Final diagnostic method | |||
| Routine | 21 (70) | 26 (84) | 0.235 |
| Intraoperative rapid | 9 (30) | 5 (16) | |
| Time from harvest to fixation in routine cytology (n = 47) | |||
| <1 h | 9 (43) | 17 (65) | 0.149 |
| ≥1 h | 12 (57) | 9 (35) | |
| Additive | |||
| No | 16 (53) | 20 (65) | 0.440 |
| Yes | 14 (47) | 11 (35) | |
| Cytopreparation | |||
| Centrifugal direct smear | 11 (37) | 12 (39) | 1.000 |
| Noncentrifugal direct smear | 19 (63) | 19 (61) | |
| Fixation | |||
| Ethanol | 23 (77) | 30 (97) | 0.026 |
| Nonethanol | 7 (23) | 1 (3) | |
| Immunocytochemistry | |||
| Yes | 0 | 3 (10) | 0.238 |
| No | 30 (100) | 28 (90) | |
| Number of cytotechnologist | |||
| 1 | 5 (17) | 6 (19) | 1.000 |
| ≥2 | 25 (83) | 25 (81) | |