Table 2. Frequency of different IHC staining scores of ERM/ETV5 expression in stage IA compared with other EEC stages.
Stage (FIGO) | IHC staining score for ERM/ETV5 expression | P value | ||
---|---|---|---|---|
Score 1+ n (%) | Score 2+ n (%) | Score 3+ n (%) | ||
IA | 49 (43.4) | 42 (37.2) | 22 (19.5) | |
IB + II | 45 (63.4) | 22 (31.0) | 4 (5.6) | 0.007 |
III + IV | 23 (65.7) | 10 (28.6) | 2 (5.7) | 0.040 |