Table 1. Correlation between PPARγ, ERRα expression immunoreactivity in EC.

	N0.of cases	PPARγ-positive	%	Pa	ERRα-positive	%	Pa
FIGO stage
I	48	40	83.33		41	85.42
II-IV	29	14	48.28	0.001	29	1	0.08
Type
I	63	48	76.19		56	88.89
II	14	6	42.86	0.014	14	1	0.427
Grade
G1	27	23	85.19		24	88.89
G2	29	23	79.31		27	93.1
G3	7	2	28.57	0.014	5	71.43	0.276

^aThe results were evaluated using χ-square test.