Table 1.
Comparison between the groups (SWETZ × LLETZ-cone): characteristics of patients (IFF/Fiocruz - 2008–2011)
| Variable | SWETZ | % or SD | LLETZ-cone | % or SD | p-value |
|---|---|---|---|---|---|
| N | 78 | 50,6 | 76 | 49,4 | - |
| Mean age | 45.07 | 11.54 | 43.25 | 10.59 | 0.3 |
| Mean parity | 2.93 | 1.93 | 3.04 | 2.27 | 0.7 |
| Smoking | 25 | 32.1 | 27 | 35.5 | 0.6† |
| # of cigarettes/day in smokers | 18.95 | 10.41 | 16.08 | 6.11 | 0.3* |
| Cytological diagnosis (n) | |||||
| AdenoCA | 1 | 1.3 | 1 | 1.3 | |
| AGC (NOS) | 1 | 1.3 | |||
| AGC-H | 1 | 1.3 | 2 | 2.6 | |
| AGC-US | 1 | 1.3 | 0.0 | ||
| AIS | 5 | 6.6 | 2 | 2.6 | |
| ASC-H | 7 | 9.2 | 11 | 14.1 | |
| ASC-US | 2 | 2.6 | 0.0 | ||
| Cancer | 3 | 3.9 | 3 | 3.8 | |
| HSIL | 54 | 71.1 | 51 | 65.4 | |
| HSIL (possible microinvasion) | 0.0 | 5 | 6.4 | ||
| LSIL | 1 | 1.3 | 2 | 2.6 | |
| Negative | 1 | 1.3 | 0.0 | - | |
| Indication of conization | |||||
| AIS cytology | 6 | 7.9 | 6 | 7.7 | |
| Cancer cytology | 1 | 1.3 | 1 | 1.3 | |
| Type 2 TZ|| | 1 | 1.3 | 1 | 1.3 | |
| Type 3 TZ | 68 | 89.5 | 70 | 89.7 | 0.9†‡ |
| Histopathological diagnosis of the cone (n) | |||||
| Inconc/impaired | 3 | 3.84 | - | 0 | |
| Negative | 8 | 10.26 | 9 | 11.84 | |
| CIN 1 | 9 | 11.54 | 12 | 15.79 | |
| CIN 2/3 | 51 | 65.38 | 52 | 68.42 | |
| Cancer | 7 | 8.97 | 3 | 3.95 | 0.5†**
0.3§†† |
| Cervicometry (mm) | 27.84 | 7.74 | 27.95 | 7.71 | 0.9* |
*Student’s t-test.
†Chi-square.
‡Obtained from recategorization in type 3 TZ versus other categories.
§Fisher's Exact Test.
||Transformation Zone.
**Obtained from recategorization in preinvasive or invasive disease versus others.
††Obtained from recategorization in preinvasive versus invasive disease.